The NC7S02 is a sing le 2-Input high perfor mance CMOS
NOR Gate. Advanced Silicon Gate CMOS fabrication
assures high speed and low po wer cir cuit oper atio n over a
broad V
both inputs and outpu t with respect to the V
rails. Three stages of gain between inputs and outputs
assures high noise immunity and reduced sensitivity to
input edge rate.
range. ESD protecti on diodes inhe rently guard
CC
HS 2-Input NOR Gate
Features
■ Space saving SOT23 or SC70 5-lead packages
■ High Speed; t
■ Low Quiescent Power; I
and GND
CC
■ Balanced Output Drive; 2 mA I
■ Broad VCC Operating Range; 2V–6V
■ Balanced Propagation Dela ys
■ Specified for 3V operation
3.5 ns typ
PD
CC
< 1 µA
OL
, −2 mA I
OH
Ordering Code:
Order Number
NC7S02M5MA05B7S025-Lead SOT23, JEDEC MO-178, 1.6mm250 Units on Tape and Reel
NC7S02M5XMA05B7S025-Lead SOT23, JEDEC MO-178, 1.6mm3k Units on Tape and Reel
NC7S02P5MAA05AS025-Lead SC70, EIAJ SC-88a, 1.25mm Wide 250 Units on Tape and Reel
NC7S02P5XMAA05AS025-Lead SC70, EIAJ SC-88a, 1.25mm Wide 3k Units on Tape and Reel
Logic Symbol
Package Product Code
NumberTop Mark
IEEE/IEC
Package Descript ionSupplied As
Connection Diagram
HS 2-Input NOR Gate
(Top View)
Pin Descriptions Function Table
Pin NamesDescription
A, BInputs
YOutput
H = HIGH Logic Level
L = LOW Logic Level
TinyLogic is a trademark of Fairchild Semiconductor Co rporation.
Absolute Maximum Ratings(Note 1)Recommended Operating
Supply Voltage (VCC)−0.5V to +7.0V
NC7S02
DC Input Diode Current (I
@ V
≤−0.5V−20 mA
IN
≥ VCC +0.5V+20 mA
@ V
IN
DC Input Voltage (V
DC Output Diode Current (I
<−0.5V−20 mA
@ V
OUT
@ V
> VCC +0.5V+20 mA
OUT
DC Output Voltage (V
)
IK
)−0.5V to VCC + 0.5V
IN
)
OK
)−0.5V to VCC + 0.5V
OUT
DC Output Source
or Sink Current (I
DC V
or Ground Current
CC
per Output Pin (I
Storage Temperature (T
Junction Temperature (T
Lead Temper ature (T
)±12.5 mA
OUT
or I
CC
)±25 mA
GND
)−65°C to +150°C
STG
)150°C
J
)
L
(Soldering, 10 seco nds)260
Power Dissipation (P
) @ +85°C
D
SOT23-5200 mW
SC70-5150 mW
Conditions
Supply Voltage (V
Input Voltage (V
Output Voltage (V
Operating Temperature (TA)−40°C to +85°C
Input Rise and Fall Time (t
V
@ 2.0V0 to 1000 ns
CC
@ 3.0V0 to 750 ns
V
CC
V
@ 4.5V0 to 500 ns
CC
V
@ 6.0V0 to 400 ns
CC
Thermal Resistance (
SOT23-5300
SC70-5425
Note 1: Absolute maximum ratings are those values beyond which damage
to the device may occur. The databook specifications should be met, without exception, to ensure that the system design is reliable over its power
supply, temperature, and ou tput/inp ut loadi ng varia bles. Fairchild does no t
°C
recommend operat ion of circuits outside databook specific at ions.
Note 2: Unused inputs must be held HIGH or LOW. They may not float.
Power Dissipation Capacitance 5.06pF(Note 3)Figure 2
PD
Note 3: CPD is defined as the value of the internal equivalent capacitance which is derived from dynamic operating current consumption (I
loading and operating at 50% duty cycle. (See Figure 2.) C
= (CPD)(VCC)(fIN) + (ICCstatic).
I
CCD
TA =+25°CT
is related to I
PD
dynamic operating current by the express ion:
CCD
=−40°C to +85°C
A
Units Conditions Fig. No.
CL = 50 pF
ns
CL = 50 pF
ns
AC Loading and Waveforms
) at no output
CCD
Figures
1, 3
Figures
1, 3
NC7S02
CL includes load and s tr ay c apacitance
Input PR R = 1.0 MHz; t
= 500 ns
w
FIGURE 1. AC Test Circuit
Input = AC Wavefor m;
PRR = variable; Duty Cycle = 50%
Fairchild does not assume any responsibility for use of any circuitry described , no circuit patent licenses are implied and
Fairchild reserves the right at any time without notice to change said circuitry and specifications.
LIFE SUPPORT POLICY
FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT
DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD
SEMICONDUCTOR CORPORATION. As used herein:
1. Life support devices or systems are dev ic es or syste ms
which, (a) are intended for surgical implant into the
body, or (b) support or sustain life, and (c) whose failure
to perform when properly used in accordance with
instructions for use provide d in the l abe ling, can be reasonably expected to result in a significant injury to the
user.
2. A critical compo nent in any com ponen t of a life s upp ort
device or system whose failure to perform can be reasonably expected to cause the failure of the life support
device or system, or to affect its safety or effectiveness.
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7www.fairchildsemi.com
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