CY7C144
CY7C145
Document #: 38-06034 Rev. *C
Page 4 of 20
Maximum Ratings[5]
(Above which the useful life may be impaired. For user guide-
lines, not tested.)
Storage Temperature
..................................... −65°C to +150°C
Ambient Temperature with
Power Applied
.................................................. −55°C to +125°C
Supply Voltage to Ground Potential
.................−0.5V to +7.0V
DC Voltage Applied to Outputs
in High Z State
.....................................................−0.5V to +7.0V
DC Input Voltage[6]
..............................................−0.5V to +7.0V
Output Current into Outputs (LOW)............................. 20 mA
Static Discharge Voltage........................................... >2001V
(per MIL-STD-883, Method 3015)
Latch-Up Current .................................................... >200 mA
Operating Range
Range
Ambient
Temperature
VCC
Commercial
0
°C to +70°C
5V
± 10%
Industrial
−40
°C to +85°C
5V
± 10%
Electrical Characteristics Over the Operating Range
Parameter
Description
Test Conditions
7C144-15
7C145-15
7C144-25
7C145-25
Unit
Min.
Max.
Min.
Max.
VOH
Output HIGH Voltage
VCC = Min., IOH = −4.0 mA
2.4
2.4
V
VOL
Output LOW Voltage
VCC = Min., IOL = 4.0 mA
0.4
0.4
V
VIH
Input HIGH Voltage
2.2
2.2
V
VIL
Input LOW Voltage
0.8
0.8
V
IIX
Input Leakage Current
GND < VI < VCC
−10
+10
−10
+10
µA
IOZ
Output Leakage Current
Outputs Disabled, GND < VO < VCC
−10
+10
−10
+10
µA
ICC
Operating Current
VCC = Max., IOUT = 0 mA
Outputs Disabled
Com’l
220
180
mA
Ind
190
ISB1
Standby Current
(Both Ports TTL Levels)
CEL and CER > VIH,
f = fMAX[7]
Com’l
60
40
mA
Ind
50
ISB2
Standby Current
(One Port TTL Level)
CEL or CER > VIH,
f = fMAX[7]
Com’l
130
110
mA
Ind
120
ISB3
Standby Current
(Both Ports CMOS Levels)
Both Ports
CE and CER > VCC – 0.2V,
VIN > VCC – 0.2V
or VIN < 0.2V, f = 0[7]
Com’l
15
15
mA
Ind
30
ISB4
Standby Current
(One Port CMOS Level)
One Port
CEL or CER > VCC – 0.2V,
VIN > VCC – 0.2V or
VIN < 0.2V, Active
Port Outputs, f = fMAX[7]
Com’l
125
100
mA
Ind
115
Notes:
5. The Voltage on any input or I/O pin cannot exceed the power pin during power-up.
6. Pulse width < 20 ns.
7. fMAX = 1/tRC = All inputs cycling at f = 1/tRC (except output enable). f = 0 means no address or control lines change. This applies only to inputs at CMOS level
standby ISB3.
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