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CY27H512
PRELIMINARY
3
Electrical Characteristics Over the Operating Range[6, 7]
27H512-25
27H512-30
27H512-35
27H512-45
27H512-55
27H512-70
Parameter
Description
Test Conditions
Min.
Max.
Min.
Max.
Min.
Max.
Unit
VOH
Output HIGH
Voltage
VCC = Min., IOH = -4.0 mA
2.4
2.4
2.4
V
VOL
Output LOW Voltage
VCC = Min., IOL = 12.0 mA
0.45
0.45
0.45
V
VIH
Input HIGH Level
Guaranteed Input Logical
HIGH Voltage for All Inputs
2.0
VCC+0.5 2.0 VCC+0.5 2.0 VCC+0.5 V
VIL
Input LOW Level
Guaranteed Input Logical
LOW Voltage for All Inputs
0.8
0.8
0.8
V
IIX
Input Leakage
Current
GND < VIN < VCC
-10
+10
-10
+10
-10
+10
mA
IOZ
Output Leakage
Current
GND < VOUT < VCC,
Output Disable
-10
+10
-10
+10
-10
+10
mA
ICC
Power Supply Current
VCC=Max.,
IOUT=0 mA,
Com'l
75
50
50
mA
IOUT=0 mA,
f=10 MHz
Mil
85
60
mA
ISB
StandBy Current
VCC=Max.,
CE = VIH
Com'l
15
15
15
mA
CE = VIH
Mil
25
25
mA
Capacitance[7]
Parameter
Description
Test Conditions
Max.
Unit
CIN
Input Capacitance
TA = 25_C, f = 1 MHz,
VCC = 5.0V
10
pF
COUT
Output Capacitance
VCC = 5.0V
10
pF
Notes:
6. See the last page of this specification for Group A subgroup testing in
formation.
7. See Introduction to CMOS PROMs in this Data Book for general in
formation on testing.
AC Test Loads and Waveforms
H5125
H5126
90%
10%
3.0V
GND
90%
10%
ALL INPUT PULSES
5V
OUTPUT
30 pF
INCLUDING
JIG AND
SCOPE
5V
OUTPUT
5 pF
INCLUDING
JIG AND
SCOPE
(a)
(b)
< 3 ns
< 3 ns
OUTPUT
R1 318W
R2
197W
121W
Equivalent to:
THÉVENIN EQUIVALENT
1.91V
R1 318W
R2
197W
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