CY7C199-25LMB Cypress Semiconductor Corp, CY7C199-25LMB Datasheet - Page 7
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CY7C199-25LMB
Manufacturer Part Number
CY7C199-25LMB
Description
Manufacturer
Cypress Semiconductor Corp
Datasheet
1.CY7C199-25LMB.pdf
(11 pages)
Specifications of CY7C199-25LMB
Density
256Kb
Access Time (max)
25ns
Sync/async
Asynchronous
Architecture
Not Required
Clock Freq (max)
Not RequiredMHz
Operating Supply Voltage (typ)
5V
Address Bus
15b
Package Type
LLCC
Operating Temp Range
-55C to 125C
Number Of Ports
1
Supply Current
150mA
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Operating Temperature Classification
Military
Mounting
Surface Mount
Pin Count
28
Word Size
8b
Number Of Words
32K
Lead Free Status / Rohs Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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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