The HIN202, HIN206, HIN207, HIN208, HIN211, HIN213
family of RS-232 transmitters/receivers interface circuits
meet all ElA RS-232E and V.28 specifications, and are
particularly suited for those applications where ±12V is not
available. They require a single +5V power supply and
feature onboard charge pump voltage converters which
generate +10V and -10V supplies from the 5V supply The
family of devices offers a wide variety of RS-232
transmitter/receiver combinations to accommodate various
applications (see Selection Table).
The HIN206, HIN211 and HIN213 feature a low power
shutdown mode to conserve energy in battery powered
applications. In addition, the HIN213 provides two active
receivers in shutdown mode allowing for easy “wakeup”
capability.
The drivers feature true TTL /CMOS input compatibility, slew
rate-limited output, and 300Ω power-off source impedance.
The receivers can handle up to ±30V input, and have a 3kΩ
to 7kΩ input impedance. The receivers also feature
hysteresis to greatly improve noise rejection.
Applications
FN3980.15
Features
• Meets All RS-232E and V.28 Specifications
• Requires Only 0.1µF or Greater External Capacitors
C1+External capacitor (+ terminal) is connected to this lead.
C1-External capacitor (- terminal) is connected to this lead.
C2+External capacitor (+ terminal) is connected to this lead.
C2-External capacitor (- terminal) is connected to this lead.
T
T
OUT
R
R
OUT
EN
SD, SD
NCNo Connect. No connections are made to these leads.
Power Supply Input 5V ±10%, (5V ±5% HIN207).
CC
Transmitter Inputs. These leads accept TTL/CMOS levels. An internal 400kΩ pull-up resistor to V
IN
Transmitter Outputs. These are RS-232 levels (nominally ±10V).
Receiver Inputs. These inputs accept RS-232 input levels. An interna l 5kΩ pull-down resistor to GND is connected to each input.
IN
Receiver Outputs. These are TTL/CMOS levels.
, ENReceiver enable Input. With EN = 5V (HIN213 EN = 0V), the receiver outputs are placed in a high impedance state.
Shutdown Input. With SD = 5V (HIN213 SD = 0V), the charge pump is disabled, the receiver outputs are in a high impedance state
(except R4 and R5 of HIN213) and the transmitters are shut off.
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTE:
is measured with the component mounted on a low effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
Switching
Output Enable Time, t
Output Disable Time, t
EN
DIS
Transmitter, Receiver Propagation Delay, t
HIN206, HIN211, HIN213-400-ns
HIN206, HIN211, HIN213-200-ns
HIN213 SD = 0V, R4, R5-0.540µs
PD
HIN213 SD
HIN202, HIN206, HIN207, HIN208, HIN211-0.510µs
Transition Region Slew Rate, SR
T
RL = 3kΩ, CL = 2500pF Measured from
+3V to -3V or -3V to +3V, 1 Transmitter
Switching (Note 2)
TRANSMITTER OUTPUTS
Output Voltage Swing, T
Output Resistance, T
OUT
OUT
RS-232 Output Short Circuit Current, I
SC
Transmitter Outputs, 3kΩ to Ground±5±9±10V
VCC = V+ = V- = 0V, V
T
Shorted to GND-±10-mA
OUT
NOTE:
2. Guaranteed by design.
R
= 3kΩ120--kbps
L
= VCC, R1 - R5-0.510µs
3-30V/µs
= ±2V300--Ω
OUT
V
CC
GND
RC
OSCILLATOR
VOLTAGE DOUBLER
S1
C1+
+
-
C1
S3
-
C1
S2
S4
GND
CC
S5
S7
V+ = 2V
+
C3
-
V
CC
FIGURE 1. CHARGE PUMP
VOLTAGE INVERTER
C2+
C2-
S6
+
C2
-
S8
GND
+
C4
-
- = - (V+)
V
7
Page 8
HIN202, HIN206, HIN207, HIN208, HIN211, HIN213
Detailed Description
The HIN202, HIN206, HIN207, HIN208, HIN211, HIN213
family of RS-232 transmitters/receivers are powered by a
single +5V power supply feature low power consumption,
and meet all ElA RS232C and V.28 specifications. The
circuit is divided into three sections: The charge pump,
transmitter, and receiver.
Charge Pump
An equivalent circuit of the charge pump is illustrated in
Figure 1. The charge pump contains two sections: the
voltage doubler and the voltage inverter. Each section is
driven by a two phase, internally generated clock to
generate +10V and -10V. The nominal clock frequency is
125kHz. During phase one of the clock, capacitor C1 is
charged to V
added to V
V
. During phase two, C2 is also charged to 2VCC, and
CC
then during phase one, it is inverted with respect to ground
to produce a signal across C4 equal to -2V
pump accepts input voltages up to 5.5V. The output
impedance of the voltage doubler section (V+) is
approximately 200Ω, and the output impedance of the
voltage inverter section (V-) is approximately 450Ω . A typical
application uses 0.1µF capacitors for C1-C4, however, the
value is not critical. Increasing the values of C1 and C2 will
lower the output impedance of the voltage doubler and
inverter, increasing the values of the reservoir capacitors, C3
and C4, lowers the ripple on the V+ and V- supplies.
During shutdown mode (HIN206 and HIN211, SD = V
HIN213, SD = 0V) the charge pump is turned off, V+ is
pulled down to V
current is reduced to less than 10µA. The transmitter outputs
are disabled and the receiver outputs (except for HIN213,
R4 and R5) are placed in the high impedance state.
Transmitters
The transmitters are TTL/CMOS compatible inverters which
translate the inputs to RS-232 outputs. The input logic
threshold is about 26% of V
1 at the input results in a voltage of between -5V and V- at
the output, and a logic 0 results in a voltage between +5V
and (V+ - 0.6V). Each transmitter input has an internal
400kΩ pullup resistor so any unused input can be left
unconnected and its output remains in its low state. The
output voltage swing meets the RS-232C specifications of
±5V minimum with the worst case conditions of: all
transmitters driving 3kΩ minimum load impedance,
V
= 4.5V, and maximum allowable operating temperature.
CC
The transmitters have an internally limited output slew rate
which is less than 30V/µs. The outputs are short circuit
protected and can be shorted to ground indefinitely. The
powered down output impedance is a minimum of 300Ω with
±2V applied to the outputs and V
. During phase two, the voltage on C1 is
CC
, producing a signal across C3 equal to twice
CC
. The charge
CC
, V- is pulled up to GND, and the supply
CC
, or 1.3V for VCC = 5V. A logic
CC
= 0V.
CC
CC
,
Receivers
The receiver inputs accept up to ±30V while presenting the
required 3kΩ to 7kΩ input impedance even if the power is off
(V
= 0V). The receivers have a typical input threshold of
CC
1.3V which is within the ±3V limits, known as the transition
region, of the RS-232 specifications. The receiver output is
0V to V
. The output will be low whenever the input is
CC
greater than 2.4V and high whenever the input is floating or
driven between +0.8V and -30V. The receivers feature 0.5V
hysteresis (except during shutdown) to improve noise
rejection. The receiver Enable line (EN
on HIN206 and
HIN211, EN on HIN213) when unasserted, disables the
receiver outputs, placing them in the high impedance mode.
The receiver outputs are also placed in the high impedance
state when in shutdown mode (except HIN213 R4 and R5).
V+
V
CC
T
XIN
GND < T
XIN
V-
-30V < R
XIN
T
IN
OR
R
IN
T
OUT
OR
R
OUT
AVERAGE PROPAGATION DELAY =
FIGURE 4. PROPAGATION DELAY DEFINITION
400kΩ
< V
CC
FIGURE 2. TRANSMITTER
V
CC
R
XIN
< +30V
GND
FIGURE 3. RECEIVER
t
PHL
5kΩ
300Ω
GND < V
t
PLH
t
PHL + tPLH
2
V- < V
R
ROUT
OUT
T
OUT
TOUT
< V
< V+
CC
V
OL
V
OL
HIN213 Operation in Shutdown
The HIN213 features two receivers, R4 and R5, which
remain active in shutdown mode. During normal operation
the receivers propagation delay is typically 0.5µs. This
propagation delay may increase slightly during shutdown.
When entering shut down mode, receivers R4 and R5 are
not valid for 80µs after SD
mode, all receiver outputs will be invalid until the charge
pump circuitry reaches normal operating voltage. This is
typically less than 2ms when using 0.1µF capacitors.
The HIN2XX may be used for all RS-232 data terminal and
communication links. It is particularly useful in applications
where ±12V power supplies are not available for
conventional RS-232 interface circuits. The applications
presented represent typical interface configurations.
A simple duplex RS-232 port with CTS/RTS handshaking is
illustrated in Figure 9. Fixed output signals such as DTR
(data terminal ready) and DSRS (data signaling rate select)
is generated by driving them through a 5kW resistor
connected to V+.
9
FIGURE 8. POWER-OFF SOURCE RESISTANCE
CONFIGURATION
In applications requiring four RS-232 inputs and outputs
(Figure 10), note that each circuit requires two charge pump
capacitors (C1 and C2) but can share common reservoir
capacitors (C3 and C4). The benefit of sharing common
reservoir capacitors is the elimination of two capacitors and
the reduction of the charge pump source impedance which
effectively increases the output swing of the transmitters.
Page 10
HIN202, HIN206, HIN207, HIN208, HIN211, HIN213
INPUTS
OUTPUTS
TTL/CMOS
C1
0.1µF
C2
0.1µF
+5V
TD
RTS
RD
CTS
16
1
+
3
-
+
-
HIN202
4
5
T1
11
R2
T2
R1
10
12
9
-
+
CTR (20) DATA
TERMINAL READY
DSRS (24) DATA
6
-
+
14
TD (2) TRANSMIT DATA
7
RTS (4) REQUEST TO SEND
13
RD (3) RECEIVE DATA
8
CTS (5) CLEAR TO SEND
SIGNAL GROUND (7)15
SIGNALING RATE
SELECT
RS-232
INPUTS AND OUTPUTS
FIGURE 9. SIMPLE DUPLEX RS-232 PORT WITH CTS/RTS HANDSHAKING
INPUTS
OUTPUTS
TTL/CMOS
INPUTS
OUTPUTS
TTL/CMOS
C1
0.1µF
C1
0.1µF
DSRS
TD
RTS
RD
CTS
0.2µF
DTR
DCD
R1
R1
R1
T2
T2
4
+
C2
5
0.1µF
-
14
TD (2) TRANSMIT DATA
7
RTS (4) REQUEST TO SEND
13
RD (3) RECEIVE DATA
8
CTS (5) CLEAR TO SEND
15
V
16
26
2
CC
-
CC
+5V
RS-232
INPUTS AND OUTPUTS
C3
+
0.2µF
V
16
4
+
C2
5
0.1µF
-
14
DTR (20) DATA TERMINAL READY
7
DSRS (24) DATA SIGNALING RATE SELECT
13
DCD (8) DATA CARRIER DETECT
8
R1 (22) RING INDICATOR
1
+
-
C4
+
+
-
HIN202
3
T1
11
10
12
R2
9
-
V- V+
6
HIN202
1
3
T1
11
10
12
R2
9
SIGNAL GROUND (7)15
FIGURE 10. COMBINING TWO HIN202s FOR 4 PAIRS OF RS-232 INPUTS AND OUTPUTS
10
Page 11
Die Characteristics
HIN202, HIN206, HIN207, HIN208, HIN211, HIN213
DIE DIMENSIONS:
160 mils x 140 mils
METALLIZATION:
Type: Al
Thickness: 10k
ű1kÅ
SUBSTRATE POTENTIAL
V+
Metallization Mask Layout
R3
OUT
R3
IN
PASSIVATION:
Type: Nitride over Silox
Nitride Thickness: 8k
Å
Silox Thickness: 7kÅ
TRANSISTOR COUNT:
238
PROCESS:
CMOS Metal Gate
HIN211
ENSHD
R4
IN
R4
OUT
OUT
IN
IN
R5
T3
T4
R5
IN
V-
C2-
T4
T3
T1
T2
OUT
OUT
OUT
OUT
R2
C2+
C1-
V+
C1+
IN
R2
OUTT2INT1INR1OUT
R1INGND
V
CC
11
Page 12
HIN202, HIN206, HIN207, HIN208, HIN211, HIN213
Dual-In-Line Plastic Packages (PDIP)
N
D1
-C-
E1
-B-
A1
A2
E
A
L
e
C
C
L
e
A
C
e
B
INDEX
AREA
BASE
PLANE
SEATING
PLANE
D1
B1
12 3N/2
-AD
e
B
0.010 (0.25)C AMBS
NOTES:
1. Controlling Dimensions: INCH. In case of conflict between English and
Metric dimensions, the inch dimensions control.
2. Dimensioning and tolerancing per ANSI Y14.5M-1982.
3. Symbols are defined in the “MO Series Symbol List” in Section 2.2 of
Publication No. 95.
4. Dimensions A, A1 and L are measured with the package seated in JEDEC seating plane gauge GS-3.
5. D, D1, and E1 dimensions do not include mold flash or protrusions.
Mold flash or protrusions shall not exceed 0.010 inch (0.25mm).
6. E andare measured with the leads constrained to be perpendic-
7. e
e
A
ular to datum .
and eC are measured at the lead tips with the leads unconstrained.
B
e
must be zero or greater.
C
-C-
8. B1 maximum dimensions do not include dambar protrusions. Dambar
protrusions shall not exceed 0.010 inch (0.25mm).
9. N is the maximum number of terminal positions.
10. Corner leads (1, N, N/2 and N/2 + 1) for E8.3, E16.3, E18.3, E28.3,
E42.6 will have a B1 dimension of 0.030 - 0.045 inch (0.76 - 1.14mm).
1. Symbols are defined in the “MO Series Symbol List” in Section 2.2 of
Publication Number 95.
2. Dimensioning and tolerancing per ANSI Y14.5M-1982.
3. Dimension “D” does not include mold flash, protrusions or gate burrs.
Mold flash, protrusion and gate burrs shall not exceed 0.15mm (0.006
inch) per side.
4. Dimension “E” does not include interlead flash or protrusions. Interlead
flash and protrusions shall not exceed 0.25mm (0.010 inch) per side.
5. The chamfer on the body is optional. If it is not present, a visual index
feature must be located within the crosshatched area.
6. “L” is the length of terminal for soldering to a substrate.
7. “N” is the number of terminal positions.
8. Terminal numbers are shown for reference only.
9. The lead width “B”, as measured 0.36mm (0.014 inch) or greater above
the seating plane, shall not exceed a maximum value of 0.61mm (0.024
inch)
10. Controlling dimension: MILLIMETER. Converted inch dimensions are
not necessarily exact.
1. Symbols are defined in the “MO Series Symbol List” in Section 2.2 of
Publication Number 95.
2. Dimensioning and tolerancing per ANSI Y14.5M-1982.
3. Dimension “D” does not include mold flash, protrusions or gate burrs.
Mold flash, protrusion and gate burrs shall not exceed 0.15mm
(0.006 inch) per side.
4. Dimension “E” does not include interlead flash or protrusions. Interlead flash and protrusions shall not exceed 0.25mm (0.010 inch) per
side.
5. The chamfer on the body is optional. If it is not present, a visual index
feature must be located within the crosshatched area.
6. “L” is the length of terminal for soldering to a substrate.
7. “N” is the number of terminal positions.
8. Terminal numbers are shown for reference only.
9. The lead width “B”, as measured 0.36mm (0.014 inch) or greater
above the seating plane, shall not exceed a maximum value of
0.61mm (0.024 inch)
10. Controlling dimension: MILLIMETER. Converted inch dimensions
are not necessarily exact.
1. Symbols are defined in the “MO Series Symbol List” in Section 2.2 of
Publication Number 95.
2. Dimensioning and tolerancing per ANSI Y14.5M-1982.
3. Dimension “D” does not include mold flash, protrusions or gate burrs.
Mold flash, protrusion and gate burrs shall not exceed 0.20mm
(0.0078 inch) per side.
4. Dimension “E” does not include interlead flash or protrusions. Interlead flash and protrusions shall not exceed 0.20mm (0.0078 inch) per
side.
5. The chamfer on the body is optional. If it is not present, a visual index
feature must be located within the crosshatched area.
6. “L” is the length of terminal for soldering to a substrate.
7. “N” is the number of terminal positions.
8. Terminal numbers are shown for reference only.
9. Dimension “B” does not include dambar protrusion. Allowable dambar
protrusion shall be 0.13mm (0.005 inch) total in excess of “B” dimension at maximum material condition.
10. Controlling dimension: MILLIMETER. Converted inch dimensions
are not necessarily exact.
M24.209 (JEDEC MO-150-AG ISSUE B)
24 LEAD SHRINK SMALL OUTLINE PLASTIC PACKAGE
INCHESMILLIMETERS
SYMBOL
A-0.078-2.00A10.002-0.05-A20.0650.0721.651.85-
B0.0090.0140.220.389
C0.0040.0090.090.25-
D0.3120.3347.908.503
E0.1970.2205.005.604
e0.026 BSC0.65 BSC-
H0.2920.3227.408.20-
L0.0220.0370.550.956
N24247
o
α
0
o
8
o
0
NOTESMINMAXMINMAX
o
8
Rev. 1 3/95
-
16
Page 17
HIN202, HIN206, HIN207, HIN208, HIN211, HIN213
Small Outline Plastic Packages (SOIC)
N
INDEX
AREA
123
SEATING PLANE
-AD
e
B
0.25(0.010)C AMBS
M
E
-B-
A
-C-
0.25(0.010)BMM
H
α
µ
A1
0.10(0.004)
L
h x 45
o
NOTES:
1. Symbols are defined in the “MO Series Symbol List” in Section 2.2
of Publication Number 95.
2. Dimensioning and tolerancing per ANSI Y14.5M-1982.
3. Dimension “D” does not include mold flash, protrusions or gate
burrs. Mold flash, protrusion and gate burrs shall not exceed
0.15mm (0.006 inch) per side.
4. Dimension “E” does not include interlead flash or protrusions. Interlead flash and protrusions shall not exceed 0.25mm (0.010
inch) per side.
5. The chamfer on the body is optional. If it is not present, a visual
index feature must be located within the crosshatched area.
6. “L” is the length of terminal for soldering to a substrate.
7. “N” is the number of terminal positions.
8. Terminal numbers are shown for reference only.
9. The lead width “B”, as measured 0.36mm (0.014 inch) or greater
above the seating plane, shall not exceed a maximum value of
0.61mm (0.024 inch)
10. Controlling dimension: MILLIMETER. Converted inch dimensions are not necessarily exact.
1. Symbols are defined in the “MO Series Symbol List” in Section 2.2
of Publication Number 95.
2. Dimensioning and tolerancing per ANSI Y14.5M-1982.
3. Dimension “D” does not include mold flash, protrusions or gate
burrs. Mold flash, protrusion and gate burrs shall not exceed
0.20mm (0.0078 inch) per side.
4. Dimension “E” does not include interlead flash or protrusions. Interlead flash and protrusions shall not exceed 0.20mm (0.0078 inch)
per side.
5. The chamfer on the body is optional. If it is not present, a visual index feature must be located within the crosshatched area.
6. “L” is the length of terminal for soldering to a substrate.
7. “N” is the number of terminal positions.
8. Terminal numbers are shown for reference only.
9. Dimension “B” does not include dambar protrusion. Allowable dambar protrusion shall be 0.13mm (0.005 inch) total in excess of “B”
dimension at maximum material condition.
10. Controlling dimension: MILLIMETER. Converted inch dimensions
are not necessarily exact.
M28.209 (JEDEC MO-150-AH ISSUE B)
28 LEAD SHRINK SMALL OUTLINE PLASTIC PACKAGE
INCHESMILLIMETERS
SYMBOL
A-0.078-2.00A10.002-0.05-A20.0650.0721.651.85-
B0.0090.0140.220.389
C0.0040.0090.090.25-
D0.3900.4139.9010.503
E0.1970.2205.005.604
e0.026 BSC0.65 BSC-
H0.2920.3227.408.20-
L0.0220.0370.550.956
N28287
o
α
0
o
8
o
0
o
8
Rev. 1 3/95
NOTESMINMAXMINMAX
-
All Intersil U.S. products are manufactured, assembled and tested utilizing ISO9000 quality systems.
Intersil Corporation’s quality certifications can be viewed at www.intersil.com/design/quality
Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design, software and/or specifications at any time without
notice. Accordingly, the reader is cautioned to verify that data she ets are current before placin g orders. Information furn ished by Intersil is believed to be accurate and
reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result
from its use. No license is granted by implication or othe rwise under any patent or patent rights of Intersil or its subsidia ries.
For information regarding Intersil Corporation and its products, see www.intersil.com
18
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