CY7C199-55PC Cypress Semiconductor Corp, CY7C199-55PC Datasheet - Page 7

• Manufacturer Part Number: CY7C199-55PC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C199-55PC

• Density: 256Kb
• Access Time (max): 55ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Address Bus: 15b
• Package Type: PDIP
• Operating Temp Range: 0C to 70C
• Number Of Ports: 1
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 28
• Word Size: 8b
• Number Of Words: 32K
• Lead Free Status / Rohs Status: Not Compliant

Document #: 38-05160 Rev. *B
Switching Waveforms
Write Cycle No. 3 (WE Controlled OE LOW)
Typical DC and AC Characteristics
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
4.0
4.0
NORMALIZED SUPPLY CURRENT
vs. SUPPLY VOLTAGE
NORMALIZED ACCESS TIME
vs. SUPPLY VOLTAGE
WE
CE
I
SB
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
4.5
4.5
I
CC
5.0
5.0
V
T
A
IN
T
=25°C
=5.0V
A
t
SA
=25°C
5.5
(continued)
5.5
t
6.0
HZWE
6.0
1.6
1.4
1.2
1.0
0.8
0.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
–55
–55
[11, 16]
NORMALIZED SUPPLY CURRENT
vs. AMBIENT TEMPERATURE
NORMALIZED ACCESS TIME
vs. AMBIENT TEMPERATURE
AMBIENT TEMPERATURE (°C)
AMBIENT TEMPERATURE (°C)
I
t
SB
AW
I
CC
t
WC
25
25
V
V
V
CC
CC
IN
=5.0V
=5.0V
=5.0V
DATA
t
SD
IN
125
125
VALID
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
t
HA
LZWE
OUTPUT VOLTAGE (V)
1.0
1.0
OUTPUT VOLTAGE (V)
t
HD
2.0
2.0
V
T
V
T
A
CC
A
CC
CY7C199
=25°C
=25°C
3.0
3.0
=5.0V
=5.0V
Page 7 of 11
4.0
4.0
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