CY7C145
CY7C144
Electrical Characteristics
Over the Operating Range (continued)
7C144-35
7C145-35
Parameter
V
OH
V
OL
V
IH
V
IL
I
IX
I
OZ
I
CC
I
SB1
I
SB2
I
SB3
Description
Output HIGH Voltage
Output LOW Voltage
Input HIGH Voltage
Input LOW Voltage
Input Leakage Current
Output Leakage Current
Operating Current
Standby Current
(Both Ports TTL Levels)
Standby Current
(One Port TTL Level)
GND < V
I
< V
CC
Outputs Disabled, GND < V
O
< V
CC
V
CC
= Max., I
OUT
= 0 mA
Com’l
Outputs Disabled
Ind
CE
L
and CE
R
> V
IH
,
f = f
MAX[7]
CE
L
or CE
R
> V
IH
,
f = f
MAX[7]
Com’l
Ind
Com’l
Ind
Com’l
Ind
Com’l
Ind
−10
−10
Test Conditions
V
CC
= Min., I
OH
=
−4.0
mA
V
CC
= Min., I
OL
= 4.0 mA
2.2
0.8
+10
+10
160
180
30
40
100
110
15
30
90
100
−10
−10
Min.
2.4
0.4
2.2
0.8
+10
+10
160
180
30
40
100
110
15
30
90
100
mA
mA
mA
mA
Max.
7C144-55
7C145-55
Min.
2.4
0.4
Max.
Unit
V
V
V
V
µA
µA
mA
Standby Current
Both Ports
(Both Ports CMOS Levels) CE and CE
R
> V
CC
– 0.2V,
V
IN
> V
CC
– 0.2V
or V
IN
< 0.2V, f = 0
[7]
Standby Current
(One Port CMOS Level)
One Port
CE
L
or CE
R
> V
CC
– 0.2V,
V
IN
> V
CC
– 0.2V or
V
IN
< 0.2V, Active
Port Outputs, f = f
MAX[7]
I
SB4
]
Capacitance
[8]
Parameter
C
IN
C
OUT
Description
Input Capacitance
Output Capacitance
Test Conditions
T
A
= 25°C, f = 1 MHz,
V
CC
= 5.0V
Max.
10
15
Unit
pF
pF
Note:
8. Tested initially and after any design or process changes that may affect these parameters.
5
CYPRESS [ CYPRESS SEMICONDUCTOR ]
