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CY7C342B
USE ULTRA37000TM FOR
ALL NEW DESIGNS
Document #: 38-03014 Rev. *B
Page 5 of 14
Maximum Ratings
(Above which the useful life may be impaired. For user guide-
lines, not tested.)
Storage Temperature ................................ –65
°C to +135°C
Ambient Temperature with
Power Applied............................................ –65
°C to +135°C
Maximum Junction Temperature
(under bias).................................................................. 150
°C
Supply Voltage to Ground Potential ............–2.0V to +7.0V[1]
DC Output Current per Pin[1] ................... –25 mA to +25 mA
DC Input Voltage[1] .........................................–2.0V to +7.0V
Operating Range
Range
Ambient Temperature
VCC
Commercial
0
°C to +70°C
5V
± 5%
Industrial
–40
°C to +85°C
5V
± 10%
Electrical Characteristics Over the Operating Range
Parameter
Description
Test Conditions
Min.
Max.
Unit
VCC
Supply Voltage
Maximum VCC rise time is 10 ms
4.75(4.5)
5.25(5.5)
V
VOH
Output HIGH Voltage
IOH = –4 mA DC
[2]
2.4
V
VOL
Output LOW Voltage
IOL = 8 mA DC
[2]
0.45
V
VIH
Input HIGH Voltage
2.0
VCC + 0.3
V
VIL
Input LOW Voltage
–0.3
0.8
V
IIX
Input Current
VI = VCC or ground
–10
+10
µA
IOZ
Output Leakage Current
VO = VCC or ground
–40
+40
µA
tR
Recommended Input Rise Time
100
ns
tF
Recommended Input Fall Time
100
ns
Capacitance
Parameter
Description
Test Conditions
Max.
Unit
CIN
Input Capacitance
VIN = 0V, f = 1.0 MHz
10
pF
COUT
Output Capacitance
VOUT = 0V, f = 1.0 MHz
20
pF
AC Test Loads and Waveforms
Notes:
1. Minimum DC input is –0.3V. During transactions, input may undershoot to –2.0V or overshoot to 7.0V for input currents less then 100 mA and periods shorter
than 20 ns.
2. The IOH parameter refers to high-level TTL output current; the IOL parameter refers to low-level TTL output current.
3.0V
5V
OUTPUT
R1 464
Ω
R2
250
Ω
50 pF
INCLUDING
JIG AND
SCOPE
GND
90%
10%
90%
10%
≤ 6ns
≤ 6 ns
5V
OUTPUT
R1 464
Ω
R2
250
Ω
5pF
INCLUDING
JIG AND
SCOPE
(a)
(b)
OUTPUT
1.75V
Equivalent to:
THÉVENIN EQUIVALENT (commercial/military)
ALL INPUT PULSES
163
Ω
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