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Número de pieza
componentes Descripción
AT28C64B-15TU Ver la hoja de datos (PDF) - Atmel Corporation
Número de pieza
componentes Descripción
Fabricante
AT28C64B-15TU
64K (8K x 8) CMOS E2PROM with Page Write and Software Data Protection
Atmel Corporation
AT28C64B-15TU Datasheet PDF : 18 Pages
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AT28C64B
16. Page Mode Characteristics
Symbol
t
WC
t
WC
t
AS
t
AH
t
DS
t
DH
t
WP
t
BLC
t
WPH
Parameter
Write Cycle Time
Write Cycle Time (option available – Ref. AT28HC64BF datasheet)
Address Setup Time
Address Hold Time
Data Setup Time
Data Hold Time
Write Pulse Width
Byte Load Cycle Time
Write Pulse Width High
17. Page Mode Write Waveforms
(1)(2)
OE
CE
WE
A0 -A12
DATA
t
AS
t
AH
VALID ADD
VALID DATA
t
WP
t
DH
t
DS
t
WPH
Min
Max
10
2
0
50
50
0
100
150
50
t
BLC
t
WC
Notes: 1. A6 through A12 must specify the same page address during each high to low transition of WE (or CE).
2. OE must be high only when WE and CE are both low.
18. Chip Erase Waveforms
Units
ms
ms
ns
ns
ns
ns
ns
µs
ns
t
S
t
H
t
W
t
S
= t
H
= 1 µs (min.)
t
W
= 10 ms (min.)
V
H
= 12.0V ±0.5V
9
0270L–PEEPR–2/09
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