WS57C71C-45J STMicroelectronics, WS57C71C-45J Datasheet - Page 6
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WS57C71C-45J
Manufacturer Part Number
WS57C71C-45J
Description
Manufacturer
STMicroelectronics
Datasheet
1.WS57C71C-45J.pdf
(7 pages)
Specifications of WS57C71C-45J
Density
256Kb
Organization
32Kx8
Access Time (max)
45ns
Operating Current
50mA
Interface Type
Parallel
Operating Temperature Classification
Commercial
Operating Supply Voltage (typ)
5V
Operating Temp Range
0C to 70C
Pin Count
32
Mounting
Surface Mount
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Lead Free Status / RoHS Status
Supplier Unconfirmed
AC CHARACTERISTICS
WS57C71C
2-60
PROGRAMMING INFORMATION
DC CHARACTERISTICS
NOTE:
PROGRAMMING WAVEFORM
SYMBOLS
SYMBOLS
I
I
I
V
V
LI
PP
CC
OL
OH
t
t
t
t
t
t
t
7. V
AS
DF
DS
PW
DH
CS
RF
ADDRESSES
PP
must not be greater than 13 volts including overshoot.
CS1/V
CS2
CS3
PP
Input Leakage Current
(V
V
Programming Pulse
V
Output Low Voltage During Verify
(I
Output High Voltage During Verify
(I
V
V
V
V
V
V
V
V
V
V
V
OL
OH
PP
CC
PP
IH
IL
IH
IH
IH
IH
IN
IL
IL
IL
IL
Address Setup Time
Chip Disable Setup Time
Data Setup Time
Program Pulse Width
Data Hold Time
Chip Select Delay
V
= 16 mA)
Supply Current During
= –4 mA)
= V
Supply Current
PP
CC
Rise and Fall Time
(T
(T
t
or Gnd)
DF
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
DON'T CARE
t
DATA IN
PW
ADDRESS STABLE
t
RF
MIN
100
t
2
2
2
1
DH
PP
PP
MIN
–10
= 12.75 ± 0.25 V)
2.4
= 12.75 ± 0.25 V)
TYP
t
CS
DATA OUT
MAX
0.45
10
60
25
MAX
200
30
30
UNITS
UNITS
µs
ns
µs
µs
µs
ns
µs
mA
mA
µA
V
V