AT29C256-12 ATMEL Corporation, AT29C256-12 Datasheet - Page 7
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AT29C256-12
Manufacturer Part Number
AT29C256-12
Description
256K 32K x 8 5-volt Only CMOS Flash Memory
Manufacturer
ATMEL Corporation
Datasheet
1.AT29C256-12.pdf
(12 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT29C256-12DC
Manufacturer:
ATM
Quantity:
8 000
Company:
Part Number:
AT29C256-12DI
Manufacturer:
ATM
Quantity:
900
Company:
Part Number:
AT29C256-12DM/883
Manufacturer:
ATM
Quantity:
800
Company:
Part Number:
AT29C256-12JC
Manufacturer:
ATMEL
Quantity:
5 510
Part Number:
AT29C256-12JC
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Part Number:
AT29C256-12JI
Manufacturer:
AT
Quantity:
20 000
Company:
Part Number:
AT29C256-12LM
Manufacturer:
ATMEL
Quantity:
19
Part Number:
AT29C256-12PI
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Notes: 1. A6 through A14 must specify the page address
Program Cycle Characteristics
Program Cycle Waveforms
Symbol
t
t
t
t
t
t
t
t
WC
AS
AH
DS
DH
WP
BLC
WPH
2. OE must be high when WE and CE are both low.
during each high to low transition of WE (or CE).
Parameter
Write Cycle Time
Address Set-up Time
Address Hold Time
Data Set-up Time
Data Hold Time
Write Pulse Width
Byte Load Cycle Time
Write Pulse Width High
(1, 2, 3)
Min
100
50
35
90
0
0
3. All bytes that are not loaded within the page being
programmed will be indeterminate.
Max
150
10
AT29C256
Units
ms
ns
ns
ns
ns
ns
ns
s
4-99