AT28C256-25SI Atmel, AT28C256-25SI Datasheet - Page 8
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AT28C256-25SI
Manufacturer Part Number
AT28C256-25SI
Description
EEPROM 256K 11MIL GRIND - 250NS IND TEMP
Manufacturer
Atmel
Datasheet
1.AT28C256-25SI.pdf
(25 pages)
Specifications of AT28C256-25SI
Product Category
EEPROM
Memory Size
256 Kbit
Organization
32 K x 8
Data Retention
10 yr
Maximum Operating Current
50 mA
Operating Supply Voltage
5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
SOIC
Access Time
250 ns
Interface Type
Parallel
Minimum Operating Temperature
- 40 C
Output Enable Access Time
100 ns
Factory Pack Quantity
27
Supply Voltage - Max
5.5 V
Supply Voltage - Min
4.5 V
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT28C256-25SI
Manufacturer:
ATM
Quantity:
6 250
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