Cypress CY7C185 Manual De Usuario
CY7C185
3
Electrical Characteristics
Over the Operating Range (continued)
7C185–25
7C185-35
Parameter
Description
Test Conditions
Min.
Max.
Min.
Max.
Unit
V
OH
Output HIGH Voltage
V
CC
= Min., I
OH
= –4.0 mA
2.4
2.4
V
V
OL
Output LOW Voltage
V
CC
= Min., I
OL
= 8.0 mA
0.4
0.4
V
V
IH
Input HIGH Voltage
2.2
V
CC
+
0.3V
2.2
V
CC
+
0.3V
V
V
IL
Input LOW Voltage
[2]
–0.5
0.8
–0.5
0.8
V
I
IX
Input Load Current
GND
≤
V
I
≤
V
CC
–5
+5
–5
+5
µ
A
I
OZ
Output Leakage
Current
Current
GND
≤
V
I
≤
V
CC
,
Output Disabled
–5
+5
–5
+5
µ
A
I
OS
Output Short
Circuit Current
Circuit Current
[3]
V
CC
= Max.,
V
OUT
= GND
–300
–300
mA
I
CC
V
CC
Operating
Supply Current
V
CC
= Max.,
I
OUT
= 0 mA
100
100
mA
I
SB1
Automatic
Power-Down Current
Power-Down Current
Max. V
CC
, CE
1
≥
V
IH
or
CE
2
≤
V
IL
Min. Duty Cycle =100%
20
20
mA
I
SB2
Automatic
Power-Down Current
Power-Down Current
Max. V
CC
, CE
1
≥
V
CC
– 0.3V
or CE
2
≤
0.3V
V
IN
≥
V
CC
– 0.3V or V
IN
≤
0.3V
15
15
mA
Capacitance
[4]
Parameter
Description
Test Conditions
Max.
Unit
C
IN
Input Capacitance
T
A
= 25
°
C, f = 1 MHz,
V
CC
= 5.0V
7
pF
C
OUT
Output Capacitance
7
pF
Note:
4.
Tested initially and after any design or process changes that may affect these parameters.
AC Test Loads and Waveforms
R1 481
Ω
3.0V
5V
OUTPUT
R1 481
Ω
R2
255
255
Ω
30 pF
GND
90%
90%
10%
≤
5 ns
≤
5 ns
5V
OUTPUT
C185–4
R2
255
255
Ω
5 pF
C185–5
(a)
(b)
OUTPUT
1.73V
INCLUDING
JIG AND
SCOPE
INCLUDING
JIGAND
SCOPE
10%
Equivalent to:
THÉVENIN EQUIVALENT
ALL INPUT PULSES
167
Ω