AT28C256-20JI Atmel, AT28C256-20JI Datasheet - Page 8
![IC EEPROM 256KBIT 200NS 32PLCC](/photos/7/21/72190/453-32-plcc_sml.jpg)
AT28C256-20JI
Manufacturer Part Number
AT28C256-20JI
Description
IC EEPROM 256KBIT 200NS 32PLCC
Manufacturer
Atmel
Specifications of AT28C256-20JI
Format - Memory
EEPROMs - Parallel
Memory Type
EEPROM
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
AT28C25620JI
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
14. AC Write Characteristics
Note:
15. AC Write Waveforms
15.1
15.2
8
Symbol
t
t
t
t
t
t
t
t
AS
AH
CS
CH
WP
DS
DH
DV
, t
, t
OES
OEH
1. NR = No Restriction
WE Controlled
CE Controlled
AT28C256
Parameter
Address, OE Setup Time
Address Hold Time
Chip Select Setup Time
Chip Select Hold Time
Write Pulse Width (WE or CE)
Data Setup Time
Data, OE Hold Time
Time to Data Valid
NR
Min
100
50
50
0
0
0
0
(1)
Max
0006M–PEEPR–12/09
Units
ns
ns
ns
ns
ns
ns
ns