AT29C257-20JI Atmel, AT29C257-20JI Datasheet - Page 6
AT29C257-20JI
Manufacturer Part Number
AT29C257-20JI
Description
IC FLASH 256KBIT 200NS 32PLCC
Manufacturer
Atmel
Datasheet
1.AT29C257-12JI.pdf
(12 pages)
Specifications of AT29C257-20JI
Format - Memory
FLASH
Memory Type
FLASH
Memory Size
256K (32K x 8)
Speed
200ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
32-PLCC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
AT29C25720JI
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT29C257-20JI
Manufacturer:
ATM
Quantity:
2 400
Company:
Part Number:
AT29C257-20JI
Manufacturer:
ATM
Quantity:
2 400
AC Byte Load Waveforms
AC Byte Load Characteristics
4-110
WE Controlled
CE Controlled
Symbol
t
t
t
t
t
t
t
t
AS
AH
CS
CH
WP
DS
DH
WPH
, t
, t
OES
OEH
Parameter
Address, OE Set-up Time
Address Hold Time
Chip Select Set-up Time
Chip Select Hold Time
Write Pulse Width (WE or CE)
Data Set-up Time
Data, OE Hold Time
Write Pulse Width High
AT29C257
Min
100
50
90
35
0
0
0
0
Max
Units
ns
ns
ns
ns
ns
ns
ns
ns