CY6264-55SC Cypress Semiconductor, CY6264-55SC Datasheet - Page 5

• Manufacturer Part Number: CY6264-55SC
• Description: 8K x 8 Static RAM
• Manufacturer: Cypress Semiconductor

Switching Waveforms
Typical DC and AC Characteristics
Write Cycle No. 2 (CE Controlled)
Note:
12. If CE goes HIGH simultaneously with WE HIGH, the output remains in a high-impedance state.
ADDRESS
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
1.4
1.3
1.2
1.1
1.0
0.9
0.8
DATA I/O
4.0
DATA IN
4.0
NORMALIZED ACCESS TIME
vs. SUPPLY VOLTAGE
NORMALIZED SUPPLY CURRENT
vs. SUPPLY VOLTAGE
CE
CE
WE
1
2
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
4.5
4.5
I
CC
5.0
5.0
T
I
SB
A
=25°C
5.5
5.5
(continued)
DATA UNDEFINED
6.0
6.0
[9, 11, 12]
PRELIMINARY
t
SA
1.2
1.0
0.8
0.6
0.4
0.2
0.0
1.6
1.4
1.2
1.0
0.8
0.6
55
55
NORMALIZED SUPPLY CURRENT
vs. AMBIENT TEMPERATURE
NORMALIZED ACCESS TIME
vs. AMBIENT TEMPERATURE
AMBIENT TEMPERATURE (°C)
AMBIENT TEMPERATURE (°C)
I
SB
t
AW
t
WC
25
25
5
V
V
V
CC
CC
IN
t
t
HZWE
=5.0V
=5.0V
SCE1
=5.0V
t
t
DATA
SCE2
PWE
t
I
SD
CC
125
IN
125
VALID
HIGH IMPEDANCE
140
120
100
120
100
80
60
40
20
80
60
40
20
0
0.0
0
0.0
OUTPUT SINK CURRENT
vs. OUTPUT VOLTAGE
OUTPUT SOURCE CURRENT
vs. OUTPUT VOLTAGE
t
HD
OUTPUT VOLTAGE (V)
t
1.0
HA
OUTPUT VOLTAGE (V)
1.0
2.0
2.0
V
T
V
T
A
CC
CC
A
=25°C
=25°C
3.0
=5.0V
3.0
=5.0V
CY6264
CY6264-8
4.0
4.0