CY7C199-20PC Datasheet Download

Part No.:
CY7C199-20PC
Download:
Download Datasheet
Description:
[32K x 8 Static RAM]
File Size:
319 K
Page:
13 Pages
Logo:
Manufacturer:
CYPRESS [ CYPRESS SEMICONDUCTOR ]
PCB Prototype
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CY7C199
Typical DC and AC Characteristics
OUTPUT SOURCE CURRENT (mA)
NORMALIZED SUPPLY CURRENT
vs. SUPPLY VOLTAGE
1.4
NORMALIZED I
CC
,I
SB
1.2
1.0
0.8
0.6
0.4
0.2
0.0
4.0
I
SB
4.5
5.0
5.5
6.0
V
IN
=5.0V
T
A
=25
°
C
I
CC
NORMALIZED I
CC
,I
SB
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
–55
I
SB
25
125
AMBIENT TEMPERATURE (
°
C)
NORMALIZED ACCESS TIME
vs. AMBIENT TEMPERATURE
OUTPUT SINK CURRENT (mA)
1.6
NORMALIZED t
AA
1.4
1.2
1.0
V
CC
=5.0V
0.8
0.6
–55
140
120
100
80
60
40
20
0
0.0
1.0
2.0
3.0
4.0
V
CC
=5.0V
T
A
=25
°
C
V
CC
=5.0V
V
IN
=5.0V
NORMALIZED SUPPLY CURRENT
vs. AMBIENT TEMPERATURE
I
CC
OUTPUT SOURCE CURRENT
vs. OUTPUT VOLTAGE
120
100
80
60
40
20
0
0.0
1.0
2.0
3.0
4.0
V
CC
=5.0V
T
A
=25
°
C
SUPPLY VOLTAGE (V)
NORMALIZED ACCESS TIME
vs. SUPPLY VOLTAGE
1.4
1.3
NORMALIZED t
AA
1.2
1.1
1.0
0.9
0.8
4.0
4.5
5.0
5.5
6.0
T
A
=25
°
C
OUTPUT VOLTAGE (V)
OUTPUT SINK CURRENT
vs. OUTPUT VOLTAGE
25
125
SUPPLY VOLTAGE (V)
TYPICAL POWER-ON CURRENT
vs. SUPPLY VOLTAGE
3.0
NORMALIZED I
PO
DELTA t
AA
(ns)
2.5
2.0
1.5
1.0
0.5
0.0
0.0
1.0
2.0
3.0
4.0
5.0
30.0
AMBIENT TEMPERATURE (
°
C)
TYPICAL ACCESS TIME CHANGE
vs. OUTPUT LOADING
1.25
NORMALIZED I
CC
OUTPUT VOLTAGE (V)
NORMALIZED I
CC
vs. CYCLE TIME
25.0
20.0
15.0
10.0
5.0
0.0
0
200
400
600
800 1000
V
CC
=4.5V
T
A
=25
°
C
1.00
V
CC
=5.0V
T
A
=25
°
C
V
IN
=0.5V
0.75
0.50
10
20
30
40
SUPPLY VOLTAGE (V)
CAPACITANCE (pF)
CYCLE FREQUENCY (MHz)
Truth Table
CE
H
L
L
L
WE
X
H
L
H
OE
X
L
X
H
Inputs/Outputs
High Z
Data Out
Data In
High Z
Read
Write
Deselect, Output disabled
Mode
Deselect/Power-down
Power
Standby (I
SB
)
Active (I
CC
)
Active (I
CC
)
Active (I
CC
)
Page 7 of 13
Document #: 38-05160 Rev. *A