AT29C256-15 ATMEL [ATMEL Corporation], AT29C256-15 Datasheet - Page 9

• Manufacturer Part Number: AT29C256-15
• Description: 256K 32K x 8 5-volt Only CMOS Flash Memory
• Manufacturer: ATMEL [ATMEL Corporation]

Program Cycle Characteristics
Program Cycle Waveforms
Notes:
0046P–FLASH–10/04
Symbol
t
t
t
t
t
t
t
t
WC
AS
AH
DS
DH
WP
BLC
WPH
1. A6 through A14 must specify the page address during each high-to-low transition of WE (or CE).
2. OE must be high when WE and CE are both low.
3. All bytes that are not loaded within the page being programmed will be indeterminate.
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
Max
150
10
AT29C256
Units
ms
ns
ns
ns
ns
ns
µs
ns
9