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PYA28HC256 数据表(PDF) 5 Page - Pyramid Semiconductor Corporation

部件名 PYA28HC256
功能描述  Access Times of 70, 90 and 120ns Software Data Protection
PDF  15 Pages
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制造商  PYRAMID [Pyramid Semiconductor Corporation]
网页  http://www.pyramidsemiconductor.com
标志 PYRAMID - Pyramid Semiconductor Corporation

PYA28HC256 数据表(HTML) 5 Page - Pyramid Semiconductor Corporation

  PYA28HC256 Datasheet HTML 1Page - Pyramid Semiconductor Corporation PYA28HC256 Datasheet HTML 2Page - Pyramid Semiconductor Corporation PYA28HC256 Datasheet HTML 3Page - Pyramid Semiconductor Corporation PYA28HC256 Datasheet HTML 4Page - Pyramid Semiconductor Corporation PYA28HC256 Datasheet HTML 5Page - Pyramid Semiconductor Corporation PYA28HC256 Datasheet HTML 6Page - Pyramid Semiconductor Corporation PYA28HC256 Datasheet HTML 7Page - Pyramid Semiconductor Corporation PYA28HC256 Datasheet HTML 8Page - Pyramid Semiconductor Corporation PYA28HC256 Datasheet HTML 9Page - Pyramid Semiconductor Corporation Next Button
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PYA28HC256 - HIGH SPEED 32K x 8 EEPROM
Page 5
Document # EEPROM106 REV 03
Sym Parameter
-70
-90
-120
Unit
Min
Max
Min
Max
Min
Max
t
AVAV
Read Cycle Time
70
90
120
ns
t
AVQV
Address Access Time
70
90
120
ns
t
ELQV
Chip Enable Access Time
70
90
120
ns
t
OLQV
Output Enable Access Time
35
40
50
ns
t
ELQx
Chip Enable to Output in Low Z
0
0
0
ns
t
EHQZ
Chip Disable to to Output in High Z
35
40
50
ns
t
OLQx
Output Enable to Output in Low Z
0
0
0
ns
t
OHQZ
Output Disable to Output in High Z
35
40
50
ns
t
AVQx
Output Hold from Address Change
0
0
0
ns
AC ELECTRICAL CHARACTERISTICS—READ CYCLE
(V
CC = 5V ± 10%, All Temperature Ranges)
(2)
TIMIng WAVEFORM OF READ CYCLE
POWER-UP TIMIng
Symbol
Parameter
Max
Unit
t
PUR
Power-up to Read operation
100
µs
t
PUW
Power-up to Write operation
5
ms



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