CY7C188
Document #: 38-05053 Rev. *A
Page 2 of 7
Maximum Ratings
(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 on VCC Relative to GND
(Pin 32 to Pin 16) .......................................... –0.5V to + 7.0V
DC Voltage Applied to Outputs
in High Z State[1] ....................................–0.5V to VCC + 0.5V
DC Input Voltage[1] ................................. –0.5V to VCC +0.5V
Output Current into Outputs (LOW)............................. 20 mA
Static Discharge Voltage........................................... >2001V
(per MIL-STD-883, Method 3015)
Latch-Up Current .................................................... >200 mA
Selection Guide
–15
–20
Maximum Access Time (ns)
15
20
Maximum Operating Current (mA)
120
170
Maximum CMOS Standby Current (mA)
10
15
Operating Range
Range
Ambient
Temperature
VCC
Commercial
0
°C to +70°C
5V
± 10%
Electrical Characteristics Over the Operating Range[2]
Parameter
–15
–20
Unit
Description
Test Conditions
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 = 8.0 mA
0.4
0.4
V
VIH
Input HIGH Voltage
2.2
VCC + 0.3
2.2
VCC + 0.3
V
VIL
Input LOW Voltage[1]
–0.5
0.8
–0.5
0.8
V
IIX
Input Leakage Current
GND
≤ V
I ≤ VCC
–5
+5
–5
+5
µA
IOZ
Output Leakage Current
GND
≤ V
I ≤ VCC,
Output Disabled
–5
+5
–5
+5
µA
ICC
VCC Operating
Supply Current
VCC = Max., IOUT = 0 mA,
f = fMAX = 1/tRC
120
170
mA
ISB1
Automatic CE
Power-Down Current—
TTL Inputs
Max. VCC, CE1 ≥ VIH
or CE2 ≤ VIL,VIN ≥ VIH or
VIN ≤ VIL, f = fMAX
35
35
mA
ISB2
Automatic CE
Power-Down Current
— CMOS Inputs
Max. VCC, CE1 ≥ VCC –0.3V or
CE2 ≤ 0.3V, VIN ≥ VCC – 0.3V
or VIN ≤ 0.3V, f = 0
10
15
mA
Capacitance[3]
Parameter
Description
Test Conditions
Max.
Unit
CIN: Addresses
Input Capacitance
TA = 25°C, f = 1 MHz,
VCC = 5.0V
6
pF
CIN: Controls
Input Capacitance
8
pF
COUT
Output Capacitance
8
pF
Notes:
1. Minimum voltage is equal to –2.0V for pulse durations less than 20 ns.
2. See the last page of this specification for Group A subgroup testing information.
3. Tested initially and after any design or process changes that may affect these parameters.
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