CY7C128A-55PC Cypress Semiconductor Corp, CY7C128A-55PC Datasheet - Page 5

• Manufacturer Part Number: CY7C128A-55PC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C128A-55PC

• Density: 16Kb
• Access Time (max): 55ns
• Operating Supply Voltage (typ): 5V
• Package Type: DIP
• Operating Temp Range: 0C to 70C
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Word Size: 8b
• Lead Free Status / Rohs Status: Not Compliant

Switching Waveforms
Write Cycle No. 2 (CE Controlled)
Notes:
Typical DC and AC Characteristics
14. If CE goes HIGH simultaneously with WE HIGH, the output remains in a high-impedance state.
ADDRESS
DATA I/O
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 IN
4.0
4.0
NORMALIZED SUPPLY CURRENT
vs. SUPPLY VOLTAGE
NORMALIZED ACCESS TIME
vs. SUPPLY VOLTAGE
CE
WE
SUPPLY VOLTAGE(V)
SUPPLY VOLTAGE(V)
4.5
4.5
I
CC
5.0
5.0
T
I
SB
A
= 25 C
5.5
(continued)
5.5
DATA UNDEFINED
[9, 13, 14]
6.0
6.0
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)
t
AMBIENT TEMPERATURE( C)
AW
I
SB
t
WC
25
25
5
V
DATA
V
V
CC
CC
IN
t
HZWE
= 5.0V
= 5.0V
= 5.0V
IN
t
PWE
VALID
t
SCE
t
SD
I
CC
125
125
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
HA
1.0
OUTPUT VOLTAGE(V)
1.0
2.0
2.0
V
T
V
T
A
CY7C128A
CC
A
CC
= 25 C
= 2 5 C)
3.0
=5.0V
3.0
=5.0V
C128A–9
4.0
4.0