
SEMICONDUCTOR TECHNICAL DATA
1
REV 7
Motorola, Inc. 1995
10/95
"! ! !
"!# ! !
!
!! "!"!
High–Performance Silicon–Gate CMOS
The MC54/74HC354 is identical in pinout to the LS354. The device
inputs are compatible with Standard CMOS outputs; with pullup resistors,
they are compatible with LSTTL outputs.
The HC354 selects one of eight latched binary Data Inputs, as determined by the Address Inputs. The information at the Data Inputs is stored
in the transparent 8–bit Data Latch when the Data–Latch Enable pin is
held high. The Address information may be stored in the transparent
Address Latch, which is enabled by the active–high Address–Enable pin.
The device outputs are placed in high–impedance states when Output
Enable 1 is high, Output Enable 2 is high, or Output Enable 3 is low.
The HC354 has a clocked Data Latch that is not transparent.
• Output Drive Capability: 15 LSTTL Loads
• Outputs Directly Interface to CMOS, NMOS and TTL
• Operating Voltage Range: 2 to 6V
• Low Input Current: 1µA
• High Noise Immunity Characteristic of CMOS Devices
• In Compliance With the JEDEC Standard No. 7A Requirements
• Chip Complexity: 326 FETs or 81.5 Equivalent Gates
LOGIC DIAGRAM
D0
8
D1
7
D2
6
D3
5
D4
4
D5
3
D6
2
D7
1
8–BIT
DATA
LATCH
(TRANS–
PARENT)
8–BIT
MULTI–
PLEXER
DATA
INPUTS
3–STATE
OUTPUT
CONTROL
Y
19
Y
18
3–STATE
DATA
OUTPUTS
DATA–LATCH
ENABLE
9
A0
14
A1
13
A2
12
ADDRESS
INPUTS
ADDRESS–LATCH
ENABLE
11
OE1
15
OE2
16
OE3
17
OUTPUT
ENABLES
ADDRESS
LATCH
(TRANS–
PARENT)
PIN 20 = V
CC
PIN 10 = GND
201
192
183
174
V
CC
D7
165
156
147
138
129
1110
YD6
Y
D5
OE3D4
OE2D3
OE1D2
A0D1
A1D0
A2
Data–Latch
Enable
Address–Latch
Enable
GND
Pinout: 20–Lead Package (Top View)
DW SUFFIX
SOIC PACKAGE
CASE 751D–04
N SUFFIX
PLASTIC PACKAGE
CASE 738–03
ORDERING INFORMATION
MC54HCXXXJ
MC74HCXXXN
MC74HCXXXDW
Ceramic
Plastic
SOIC
J SUFFIX
CERAMIC PACKAGE
CASE 732–03
1
20
1
20
1
20

MC54/74HC354
MOTOROLA High–Speed CMOS Logic Data
DL129 — Rev 6
2
DC Supply Voltage (Referenced to GND)
DC Input Voltage (Referenced to GND)
DC Output Voltage (Referenced to GND)
DC Input Current, per Pin
DC Output Current, per Pin
DC Supply Current, VCC and GND Pins
Power Dissipation in Still Air,Plastic or Ceramic DIP†
SOIC Package†
Storage Temperature Range
Lead Temperature, 1 mm from Case for 10 Seconds
Plastic DIP or SOIC Package
Ceramic DIP
_
C
*Maximum Ratings are those values beyond which damage to the device may occur.
Functional operation should be restricted to the Recommended Operating Conditions.
†Derating — Plastic DIP: – 10 mW/_C from 65_ to 125_C
Ceramic DIP: – 10 mW/_C from 100_ to 125_C
SOIC Package: – 7 mW/_C from 65_ to 125_C
For high frequency or heavy load considerations, see Chapter 2 of the Motorola High–Speed CMOS Data Book (DL129/D).
RECOMMENDED OPERATING CONDITIONS
DC Supply Voltage (Referenced to GND)
DC Input Voltage, Output Voltage (Referenced to GND)
Operating Temperature Range, All Package Types
Input Rise/Fall Time VCC = 2.0 V
(Figure 1) VCC = 4.5 V
VCC = 6.0 V
ns
DC CHARACTERISTICS (Voltages Referenced to GND)
V
IH
Minimum High–Level Input Voltage V
out
= 0.1V or VCC –0.1V
|I
out
| ≤ 20µA
2.0
4.5
6.0
1.50
3.15
4.20
1.50
3.15
4.20
1.50
3.15
4.20
V
V
IL
Maximum Low–Level Input Voltage V
out
= 0.1V or VCC – 0.1V
|I
out
| ≤ 20µA
2.0
4.5
6.0
0.3
0.9
1.2
0.3
0.9
1.2
0.3
0.9
1.2
V
V
OH
Minimum High–Level Output
Voltage
Vin = VIH or V
IL
|I
out
| ≤ 20µA
2.0
4.5
6.0
1.9
4.4
5.9
1.9
4.4
5.9
1.9
4.4
5.9
V
Vin =VIH or V
IL
|I
out
| ≤ 6.0mA
|I
out
| ≤ 7.8mA
4.5
6.0
3.98
5.48
3.84
5.34
3.70
5.20
V
OL
Maximum Low–Level Output
Voltage
Vin = VIH or V
IL
|I
out
| ≤ 20µA
2.0
4.5
6.0
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
V
Vin = VIH or V
IL
|I
out
| ≤ 6.0mA
|I
out
| ≤ 7.8mA
4.5
6.0
0.26
0.26
0.33
0.33
0.40
0.40
I
in
Maximum Input Leakage Current Vin = VCC or GND 6.0 ±0.1 ±1.0 ±1.0 µA
This device contains protection
circuitry to guard against damage
due to high static voltages or electric
fields. However, precautions must
be taken to avoid applications of any
voltage higher than maximum rated
voltages to this high–impedance circuit. For proper operation, Vin and
V
out
should be constrained to the
range GND v (Vin or V
out
) v VCC.
Unused inputs must always be
tied to an appropriate logic voltage
level (e.g., either GND or VCC).
Unused outputs must be left open.

MC54/74HC354
High–Speed CMOS Logic Data
DL129 — Rev 6
3 MOTOROLA
DC CHARACTERISTICS (Voltages Referenced to GND)
Symbol Unit
Guaranteed Limit
V
CC
V
ConditionParameter
Symbol Unit≤125°C≤85°C–55 to 25°C
V
CC
V
ConditionParameter
I
OZ
Maximum Three–State Leakage
Current
Output in High–Impedance State
Vin = VIL or V
IH
V
out
= VCC or GND
6.0 ±0.5 ±5.0 ±10.0 µA
I
CC
Maximum Quiescent Supply
Current (per Package)
Vin = VCC or GND
I
out
= 0µA
6.0 8 80 160 µA
NOTE: Information on typical parametric values can be found in Chapter 2 of the Motorola High–Speed CMOS Data Book (DL129/D).
AC CHARACTERISTICS (C
L
= 50 pF, Input tr = tf = 6 ns)
t
PLH
,
t
PHL
Maximum Propagation Delay, D0–D7 to Y or Y
(Figures 2 and 6)
2.0
4.5
6.0
210
42
36
265
53
45
315
63
54
ns
t
PLH
,
t
PHL
Maximum Propagation Delay, Data–Latch Enable to Y or Y
(Figures 3 and 6)
2.0
4.5
6.0
260
52
44
325
65
55
390
78
66
ns
t
PLH
,
t
PHL
Maximum Propagation Delay, A0–A2 to Y or Y
(Figures 2 and 6)
2.0
4.5
6.0
270
54
46
340
68
58
405
81
69
ns
t
PLH
,
t
PHL
Maximum Propagation Delay, Address–Latch Enable to Y or Y
(Figures 3 and 6)
2.0
4.5
6.0
270
54
46
340
68
58
405
81
69
ns
t
PLZ
,
t
PHZ
Maximum Propagation Delay, OE1–OE3 to Y or Y
(Figures 4 and 7)
2.0
4.5
6.0
160
32
27
200
40
34
240
48
41
ns
t
PZL
,
t
PZH
Maximum Propagation Delay, OE1–OE3 to Y or Y
(Figures 4 and 7)
2.0
4.5
6.0
125
25
21
155
31
26
190
38
32
ns
t
TLH
,
t
THL
Maximum Output Transition Time, Any Output
(Figures 1 and 6)
2.0
4.5
6.0
60
12
10
75
15
13
90
18
15
ns
C
in
Maximum Input Capacitance 10 10 10 pF
C
out
Maximum Three–State Output Capacitance (Output in High Impedance
State)
15 15 15 pF
NOTE: For propagation delays with loads other than 50 pF, and information on typical parametric values, see Chapter 2 of the Motorola High–
Speed CMOS Data Book (DL129/D).
Typical @ 25°C, VCC = 5.0 V
C
PD
Power Dissipation Capacitance (Per Package)*
*Used to determine the no–load dynamic power consumption: PD = CPD V
CC
2
f + ICC VCC. For load considerations, see Chapter 2 of the
Motorola High–Speed CMOS Data Book (DL129/D).

MC54/74HC354
MOTOROLA High–Speed CMOS Logic Data
DL129 — Rev 6
4
PIN DESCRIPTIONS
D0–D7 (Pins 8–1) DATA INPUTS
These eight data bits are stored in a transparent latch when
the Data–Latch Enable pin is active (high). Once enabled,
changing inputs will not change the contents of the latch.
A0, A1, A2 (Pins 14,13,12) ADDRESS INPUTS
Selects which data bit stored in the Data Latch is routed to
the outputs Y and Y
.
DATA–LATCH ENABLE (Pin 9)
The latch is transparent to D0–D7 when enable is inactive
(low). The Data–Latch contents are unaffected when enable
is held active (high).
ADDRESS–LATCH ENABLE (Pin 11)
The latch is transparent to A0, A1 and A2 when enable is
inactive (low). The Address–Latch contents are unaffected
when enable is held active (high).
OE1, OE2, OE3 (Pins 15,16,17) OUTPUT ENABLES
Any of the output enable pins inactive (OE1=High or
OE2=High or OE3=Low) causes the outputs (Y and Y
) to be
in high–impedance states.
Y, Y
(Pins 19,18)
These 3–state outputs (when not 3–stated) represent the
data bit in the Data Latch selected by the Address Latch.
TIMING REQUIREMENTS
(Input tr = tf = 6 ns)
Guaranteed Limit
Symbol Parameter
–55 to 25°C ≤85°C ≤125°C Unit
t
su
Minimum Setup Time, D0–D7 to Data–Latch Enable
(Figure 5)
2.0
4.5
6.0
50
10
9
65
13
11
75
15
13
ns
t
su
Minimum Setup Time, A0–A2 to Address–Latch Enable
(Figure 5)
2.0
4.5
6.0
50
10
9
65
13
11
75
15
13
ns
t
h
Minimum Hold Time, Data–Latch Enable to D0–D7
(Figure 5)
2.0
4.5
6.0
5
5
5
5
5
5
5
5
5
ns
t
h
Minimum Hold Time, Address–Latch Enable to A0–A2
(Figure 5)
2.0
4.5
6.0
5
5
5
5
5
5
5
5
5
ns
t
w
Minimum Pulse Width, Data–Latch Enable
(Figure 3)
2.0
4.5
6.0
80
16
14
100
20
17
120
24
20
ns
t
w
Minimum Pulse Width, Address–Latch Enable
(Figure 3)
2.0
4.5
6.0
80
16
14
100
20
17
120
24
20
ns
tr, t
f
Maximum Input Rise and Fall Times
(Figure 1)
2.0
4.5
6.0
1000
500
400
1000
500
400
1000
500
400
ns
NOTE: Information on typical parametric values can be found in Chapter 2 of the Motorola High–Speed CMOS Data Book (DL129/D).

MC54/74HC354
High–Speed CMOS Logic Data
DL129 — Rev 6
5 MOTOROLA
FUNCTION TABLE
Address Latch Contents # Inputs Outputs
A2 A1 A0
Data–Latch
Enable
OE1 OE2 OE3 Y Y Description
X
X
X
X
X
X
X
X
X
X
X
X
H
X
X
X
H
X
X
X
L
Z
Z
Z
Z
Z
Z
Outputs in High–Impedance States
L
L
L
L
H
H
H
H
L
L
H
H
L
L
H
H
L
H
L
H
L
H
L
H
L
L L H D0
D1
D2
D3
D4
D5
D6
D7
D0
D1
D2
D3
D4
D5
D6
D7
Data–Latch is Transparent
L
L
L
L
H
H
H
H
L
L
H
H
L
L
H
H
L
H
L
H
L
H
L
H
H
L L H D0
n
D1
n
D2
n
D3
n
D4
n
D5
n
D6
n
D7
n
D0
n
D1
n
D2
n
D3
n
D4
n
D5
n
D6
n
D7
n
New Data is Stored in Data–Latch and is
Not Alterable
# Represents bits in Address–Latch. See Address–Latch Enable pin description.
X = Don’t Care; Z = High Impedance; D0–D7 = the data at inputs D0 through D7; D0n–D7n = the data present at inputs D0 through D7 when the
Data–Latch Enable pin was taken high.
SWITCHING WAVEFORMS
Figure 1. Figure 2.
t
r
Any Input
Y or Y
V
CC
GND
90%
10%
t
f
90%
10%
t
TLH
t
THL
D0–D7
A0–A2
Y or Y
V
CC
GND
t
PHL
t
PLH
50%
50%
VALID VALID
Figure 3.
Address–
Latch Enable
Y or Y
V
CC
GND
50%
t
PLH
t
PHL
t
w
50%
Figure 4.
OE1, OE2
Y or Y
V
CC
GND
t
PZH
50%
50%
Y or Y 50%
t
PHZ
t
PZLtPLZ
High
Impedance
V
OL
V
OH
High
Impedance
OE3
10%
90%

MC54/74HC354
MOTOROLA High–Speed CMOS Logic Data
DL129 — Rev 6
6
V
CC
GND
50%
D0–D7
A0–A2
V
CC
GND
50%
t
h
t
su
Valid
Data–Latch
Enable
Figure 5.
CL*
*Includes all probe and jig capacitance
TEST
POINT
DEVICE
UNDER
TEST
OUTPUT
TEST CIRCUITS
Figure 6. Figure 7.
CL*
*Includes all probe and jig capacitance
TEST
POINT
DEVICE
UNDER
TEST
OUTPUT
1k
Ω
CONNECT TO VCC WHEN
TESTING t
PLZ
AND t
PZL
.
CONNECT TO GND WHEN
TESTING t
PHZ
and t
PZH
.

MC54/74HC354
High–Speed CMOS Logic Data
DL129 — Rev 6
7 MOTOROLA
Figure 8. Expanded Logic Diagram
LE Q
D
OE1
15
OE2
16
A0
14
Q
LE Q
D
A1
13
Q
LE Q
D
A2
12
Q
LE Q
D
D0
8
LE Q
D
D1
7
LE Q
D
D2
6
LE Q
D
D3
5
LE Q
D
D4
4
LE Q
D
D5
3
LE Q
D
D6
2
LE Q
D
D7
1
OE3
17
Address–
Latch Enable
11
Data–Latch
Enable
9
Y
19
Y
18
Output
Enables
Address
Inputs
Data
Inputs
3–State
Data
Outputs

MC54/74HC354
MOTOROLA High–Speed CMOS Logic Data
DL129 — Rev 6
8
OUTLINE DIMENSIONS
J SUFFIX
CERAMIC PACKAGE
CASE 732–03
ISSUE E
N SUFFIX
PLASTIC PACKAGE
CASE 738–03
ISSUE E
DW SUFFIX
PLASTIC SOIC PACKAGE
CASE 751D–04
ISSUE E
NOTES:
1. LEADS WITHIN 0.25 (0.010) DIAMETER, TRUE
POSITION AT SEATING PLANE, AT MAXIMUM
MATERIAL CONDITION.
2. DIMENSION L TO CENTER OF LEADS WHEN
FORMED PARALLEL.
3. DIMENSIONS A AND B INCLUDE MENISCUS.
DIM MIN MAX MIN MAX
INCHESMILLIMETERS
A 23.88 25.15 0.940 0.990
B 6.60 7.49 0.260 0.295
C 3.81 5.08 0.150 0.200
D 0.38 0.56 0.015 0.022
F 1.40 1.65 0.055 0.065
G 2.54 BSC 0.100 BSC
H 0.51 1.27 0.020 0.050
J 0.20 0.30 0.008 0.012
K 3.18 4.06 0.125 0.160
L 7.62 BSC 0.300 BSC
M 0 15 0 15
N 0.25 1.02 0.010 0.040
_ _ _ _
A
20
1 10
11
B
F
C
SEATING
PLANE
D
H
G
K
N
J
M
L
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
3. DIMENSION L TO CENTER OF LEAD WHEN
FORMED PARALLEL.
4. DIMENSION B DOES NOT INCLUDE MOLD
FLASH.
M
L
J
20 PL
M
B
M
0.25 (0.010) T
DIM MIN MAX MIN MAX
MILLIMETERSINCHES
A 25.66 27.171.010 1.070
B 6.10 6.600.240 0.260
C 3.81 4.570.150 0.180
D 0.39 0.550.015 0.022
G 2.54 BSC0.100 BSC
J 0.21 0.380.008 0.015
K 2.80 3.550.110 0.140
L 7.62 BSC0.300 BSC
M 0 15 0 15
N 0.51 1.010.020 0.040
_ __ _
E
1.27 1.770.050 0.070
1
11
10
20
–A–
SEATING
PLANE
K
N
FG
D
20 PL
–T–
M
A
M
0.25 (0.010) T
E
B
C
F
1.27 BSC0.050 BSC
NOTES:
1. DIMENSIONING AND TOLERANCING PER
ANSI Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSIONS A AND B DO NOT INCLUDE
MOLD PROTRUSION.
4. MAXIMUM MOLD PROTRUSION 0.150
(0.006) PER SIDE.
5. DIMENSION D DOES NOT INCLUDE
DAMBAR PROTRUSION. ALLOWABLE
DAMBAR PROTRUSION SHALL BE 0.13
(0.005) TOTAL IN EXCESS OF D DIMENSION
AT MAXIMUM MATERIAL CONDITION.
–A–
–B–
20
1
11
10
S
A
M
0.010 (0.25) B
S
T
D20X
M
B
M
0.010 (0.25)
P10X
J
F
G
18X
K
C
–T–
SEATING
PLANE
M
R
X 45
_
DIM MIN MAX MIN MAX
INCHESMILLIMETERS
A 12.65 12.95 0.499 0.510
B 7.40 7.60 0.292 0.299
C 2.35 2.65 0.093 0.104
D 0.35 0.49 0.014 0.019
F 0.50 0.90 0.020 0.035
G 1.27 BSC 0.050 BSC
J 0.25 0.32 0.010 0.012
K 0.10 0.25 0.004 0.009
M 0 7 0 7
P 10.05 10.55 0.395 0.415
R 0.25 0.75 0.010 0.029
_ _
_ _

MC54/74HC354
High–Speed CMOS Logic Data
DL129 — Rev 6
9 MOTOROLA
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MC54/74HC354/D
*MC54/74HC354/D*
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