CY7C199-20DMB Cypress Semiconductor Corp, CY7C199-20DMB Datasheet - Page 8

• Manufacturer Part Number: CY7C199-20DMB
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C199-20DMB

• Density: 256Kb
• Access Time (max): 20ns
• Operating Supply Voltage (typ): 5V
• Package Type: DIP
• Operating Temp Range: -55C to 125C
• Supply Current: 170mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Military
• Mounting: Through Hole
• Pin Count: 28
• Word Size: 8b
• Lead Free Status / Rohs Status: Not Compliant

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 ACCESS TIME
vs. SUPPLY VOLTAGE
NORMALIZED SUPPLY CURRENT
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
1.4
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
[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
8
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
OUTPUT VOLTAGE (V)
1.0
t
HD
2.0
2.0
V
T
V
T
CC
A
CC
A
=25 C
=25 C
CY7C199
3.0
3.0
=5.0V
=5.0V
C199–12
4.0
4.0