AT29C040A-90PI Atmel, AT29C040A-90PI Datasheet - Page 9
AT29C040A-90PI
Manufacturer Part Number
AT29C040A-90PI
Description
IC FLASH 4MBIT 90NS 32DIP
Manufacturer
Atmel
Datasheet
1.AT29C040A-12PC.pdf
(17 pages)
Specifications of AT29C040A-90PI
Format - Memory
FLASH
Memory Type
FLASH
Memory Size
4M (512K x 8)
Speed
90ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
32-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT29C040A-90PI
Manufacturer:
ATM
Quantity:
5 530
Company:
Part Number:
AT29C040A-90PI
Manufacturer:
FAIRCHILD
Quantity:
5
Part Number:
AT29C040A-90PI
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
14. AC Byte Load Characteristics
15. AC Byte Load Waveforms
15.1
15.2
Note:
0333L–FLASH–9/08
Symbol
t
t
t
t
t
t
t
t
AS
AH
CS
CH
WP
DS
DH
WPH
, t
, t
OES
OEH
WE Controlled
CE Controlled
1. A complete sector (256 bytes) should be loaded using the waveforms shown in these byte load waveform diagrams.
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
Write Pulse Width High
(1)
Min
100
10
50
90
50
10
0
0
Max
AT29C040A
Units
ns
ns
ns
ns
ns
ns
ns
ns
9