AT29C256-20PI Atmel, AT29C256-20PI Datasheet - Page 9
![IC FLASH 256KBIT 200NS 28DIP](/photos/7/21/72189/453-28-dip_sml.jpg)
AT29C256-20PI
Manufacturer Part Number
AT29C256-20PI
Description
IC FLASH 256KBIT 200NS 28DIP
Manufacturer
Atmel
Datasheet
1.AT29C256-12JI.pdf
(18 pages)
Specifications of AT29C256-20PI
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
28-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
AT29C25620PI
14. AC Byte Load Characteristics
15. AC Byte Load Waveforms
15.1
15.2
0046S–FLASH–2/07
Symbol
t
t
t
t
t
t
t
t
AS
AH
CS
CH
WP
DS
DH
WPH
, t
,t
OEH
OES
WE Controlled
CE Controlled
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
Parameter
Min
100
90
35
50
0
0
0
0
Max
AT29C256
Units
ns
ns
ns
ns
ns
ns
ns
ns
9