Fairchild Semiconductor NC7NZ34 Datasheet
NC7NZ34
NC7NZ34 TinyLogic
July 2001
Revised April 2003
TinyLogic
General Description
The NC7NZ34 is a triple buffer from Fairchild’s Ultra High
Speed Series of TinyLogic
age. The device is fabrica ted with advanced CM OS technology to achieve ultra high spe ed with high output drive
while maintaining low static power dissipation o ver a very
broad V
operate over the 1.65 V to 5 .5V V
outputs are high impedance w hen V
ate voltages up to 7V inde pendent of V
age.
operating range. The device is specified to
CC
UHS Triple Buffer
in the space saving US8 pack-
range. The inputs a nd
CC
is 0V. Inputs toler-
CC
operating volt-
CC
Features
■ Space saving US8 surface mount package
■ MicroPak
■ Ultra High Speed: t
■ High Output Drive: ±24 mA at 3V V
■ Broad VCC Operating Range: 1.65V to 5.5V
■ Power down high impedance inputs/outputs
■ Overvoltage tolerant inputs facilitate 5V to 3V translation
■ Patented noise/EMI reduction circuitry implemented
leadless package
2.4 ns Typ into 50 pF at 5V V
PD
CC
CC
Ordering Code:
Product
Package Description Supplied AsOrder Package Code
Number Number Top Mark
NC7NZ34K8X MAB08A 7NZ34 8-Lead US8, JEDEC MO-187, Variation CA 3.1mm Wide 3k Units on Tape and Reel
NC7NZ34L8X
(Preliminary)
MAC08A P9 8-Lead MicroPak, 1.6 mm Wide 5k Units on Tape and Reel
UHS Triple Buff er
TinyLogic is a registered trademark of Fairchild Semiconductor Corpo ration.
MicroPak is a tradem ark of Fairchild Semiconductor Corporation.
© 2003 Fairchild Semiconductor Corporation DS500494 www.fairchildsemi.com
Logic Symbol
NC7NZ34
Connection Diagrams
IEEE/IEC
Pin Descriptions
Pin Names Description
, A2, A
A
1
3
, Y2, Y
Y
1
3
Function Table
Input Output
AY
LL
HH
H = HIGH Logic Level
L = LOW Logic Level
Y = A
Data Inputs
Output
(Top View)
Pin One Orientation Diagram
AAA represents Product Code Top Mark - see ordering cod e
Note: Orientation of Top Mark determines Pin One location. Read the top
product code mark lef t to right, Pin One is the lo w er left pin (see diagram ).
Pad Assignments for MicroPak
(Top Thru View)
www.fairchildsemi.com 2
Absolute Maximum Ratings(Note 1) Recommended Operating
Supply Voltage (VCC) −0.5V to +7.0V
DC Input Voltage (V
DC Output Voltage (V
DC Input Diode Current (I
V
< 0V −50 mA
IN
DC Output Diode Current (I
< 0V −50 mA
V
OUT
DC Output Source/Sink Current (I
DC V
/GND Current (ICC/I
CC
Storage Temperature (T
Junction Temperature under Bias (T
Junction Lead Temperature (T
) −0.5V to +7.0V
IN
) −0.5V to +7.0V
OUT
)
IK
)
OK
) ±50 mA
OUT
) ±100 mA
GND
) −65°C to +150°C
STG
) 150°C
J
)
L
(Soldering, 10 seconds) 260
Power Dissipation (P
) @ +85°C 250 mW
D
Conditions
Supply Voltage
Operating (V
Data Retention 1.5V to 5.5V
Input Voltage (V
Output Voltage (V
Input Rise and Fall Time (tr, tf)
= 1.8V, 2.5V ± 0.2V 0 to 20 ns/V
V
CC
V
= 3.3V ± 0.3V 0 to 10 ns/V
CC
V
= 5.5V ± 0.5V 0 to 5 ns/V
CC
Operating Temperature (T
Thermal Resistance (
Note 1: Absolute maximum ratings are DC values beyond which t he devi ce
°C
may be damag ed or hav e it s usefu l li fe i mpa ired. Th e da tas heet sp ecific ations should be met, without exception, to ensure that the system design is
reliable over its power supply, temperature, and output/input loading variables. Fairchild does not recommend operation outside datasheet specifications.
Note 2: Unused inputs must be held HIGH or LOW. They may not float.
(Note 2)
) 1.65V to 5.5V
CC
) 0V to 5.5V
IN
)0V to V
OUT
) −40°C to +85°C
A
θ
)250°C/W
JA
DC Electrical Characteristics
Symbol Parameter
V
IH
V
IL
V
OH
V
OL
I
IN
I
OFF
I
CC
HIGH Level Control 1.8 ± 0.15 0.75 V
Input Voltage 2.3 to 5.5 0.7 V
LOW Level Control 1.8 ± 0.15 0.25 V
Input Voltage 2.3 to 5.5 0.3 V
HIGH Level Control 1.65 1.55 1.65 1.55
Output Voltage 2.3 2.2 2.3 2.2
LOW Level Control 1.65 0.0 0.1 0.1
Output Voltage 2.3 0.0 0.1 0.1
Input Leakage Current 0 to 5.5 ±0.1 ±1.0 µA0 ≤ VIN ≤ 5.5V
Power Off Leakage Current 0.0 1.0 10 µAVIN or V
Quiescent Supply Current 1.65 to 5.5 1.0 10 µAVIN = 5.5V, GND
V
CC
(V) Min Typ Max Min Max
3.0 2.9 3.0 2.9
4.5 4.4 4.5 4.4
1.65 1.29 1.52 1.29 I
2.3 1.9 2.14 1.9 IOH = −8 mA
3.0 2.4 2.75 2.4 I
3.0 2.3 2.62 2.3 I
4.5 3.8 4.13 3.8 IOH = −32 mA
3.0 0.0 0.1 0.1
4.5 0.0 0.1 0.1
1.65 0.08 0.24 0.24 IOL = 4 mA
2.3 0.10 0.3 0.3 IOL = 8 mA
3.0 0.16 0.4 0.4 IOL = 16 mA
3.0 0.24 0.55 0.55 IOL = 24 mA
4.5 0.25 0.55 0.55 IOL = 32 mA
TA = +25°CT
CC
CC
A
0.75 V
0.7 V
CC
CC
= −40°C to +85°C
CC
CC
0.25 V
0.3 V
CC
Units Conditions
V
CC
V
VV
VV
IN
IN
= V
= V
IOH = −100 µA
IH
OH
OH
OH
IOL = 100 µA
IL
= 5.5V
OUT
NC7NZ34
CC
= −4 mA
= −16 mA
= −24 mA
3 www.fairchildsemi.com
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