WS57C51C-55T STMicroelectronics, WS57C51C-55T Datasheet - Page 6

• Manufacturer Part Number: WS57C51C-55T
• Manufacturer: STMicroelectronics

Specifications of WS57C51C-55T

• Density: 128Kb
• Organization: 16Kx8
• Access Time (max): 55ns
• Operating Current: 50mA
• Interface Type: Parallel
• Package Type: CDIP
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: 0C to 70C
• Pin Count: 28
• Mounting: Through Hole
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Lead Free Status / RoHS Status: Supplier Unconfirmed

AC CHARACTERISTICS
WS57C51C
2-52
PROGRAMMING INFORMATION
DC CHARACTERISTICS
NOTE:
PROGRAMMING WAVEFORM
SYMBOLS
SYMBOLS
ADDRESSES
I
I
I
V
V
LI
PP
CC
OL
OH
t
t
t
t
t
t
t
7. V
CS1/V
AS
DF
DS
PW
DH
CS
RF
DATA
PP
must not be greater than 13 volts including overshoot.
PP
V
V
V
V
V
V
V
PP
IH
IH
IH
IL
IL
IL
Input Leakage Current
(V
V
Programming Pulse
V
Output Low Voltage During Verify
(I
Output High Voltage During Verify
(I
OL
OH
PP
CC
Address Setup Time
Chip Disable Setup Time
Data Setup Time
Program Pulse Width
Data Hold Time
Chip Select Delay
V
IN
PP
= 16 mA)
Supply Current During
= –4 mA)
= V
Supply Current
t
Rise and Fall Time
DF
CC
(T
(T
or Gnd)
PARAMETER
PARAMETER
A
A
= 25 ± 5°C, V
= 25 ± 5°C, V
t
AS
t
DS
CC
CC
t
RF
= 6.25 V ± 0.25 V, V
= 6.25 V ± 0.25 V, V
t
PW
DATA IN
ADDRESS STABLE
t
RF
MIN
100
2
2
2
1
PP
PP
t
DH
MIN
–10
= 12.75 ± 0.25 V)
2.4
= 12.75 ± 0.25 V)
TYP
t
CS
MAX
0.45
10
60
25
MAX
200
30
30
DATA OUT
UNITS
UNITS
µs
ns
µs
µs
µs
ns
µs
mA
mA
µA
V
V