AT49F008A-90RC Atmel, AT49F008A-90RC Datasheet - Page 13
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AT49F008A-90RC
Manufacturer Part Number
AT49F008A-90RC
Description
IC FLASH 8MBIT 90NS 44SOIC
Manufacturer
Atmel
Datasheet
1.AT49F008A-90RC.pdf
(18 pages)
Specifications of AT49F008A-90RC
Format - Memory
FLASH
Memory Type
FLASH
Memory Size
8M (1M x 8 or 512K x 16)
Speed
90ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
0°C ~ 70°C
Package / Case
44-SOIC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Software Product Identification Entry
Software Product Identification Exit
Notes:
1199G–FLASH–11/02
1. Data Format: I/O15 - I/O8 (Don’t Care); I/O7 - I/O0 (Hex).
2. A1 - A18 = V
3. The device does not remain in identification mode if
4. The device returns to standard operation mode.
5. Manufacturer Code: 001FH
6. Either one of the Product ID Exit commands can be used.
ADDRESS 2AAA
ADDRESS 5555
ADDRESS 5555
IDENTIFICATION
Address Format: A15 - A0 (Hex); A-1 and A15 - A18 (Don’t
Care).
Manufacturer Code is read for A0 = V
Device Code is read for A0 = V
powered down.
Device Code: 22H (AT49F008A); 00A0H
(AT49F8192A);
21H (AT49F008AT); 00A3H (AT49F8192AT)
EXIT PRODUCT
LOAD DATA AA
LOAD DATA F0
LOAD DATA 55
MODE
TO
TO
TO
(4)
(7)
(7)
(7)
IL
.
ADDRESS 2AAA
ADDRESS 5555
ENTER PRODUCT
ADDRESS 5555
IDENTIFICATION
LOAD DATA AA
LOAD DATA 55
LOAD DATA 90
MODE
OR
TO
TO
TO
(2)(3)(5)
(7)
(7)
(7)
IH
IDENTIFICATION
EXIT PRODUCT
ANY ADDRESS
LOAD DATA F0
.
MODE
IL
TO
.
(4)
(1)(6)
(1)
Boot Block Lockout Enable Algorithm
Notes:
1.
2.
Data Format: I/O15 - I/O8 (Don’t Care); I/O7 - I/O0 (Hex).
Address Format: A15 - A0 (Hex); A-1 and A15 - A18 (Don’t
Care).
Boot Block Lockout feature enabled.
AT49F008A(T)/8192A(T)
PAUSE 1 second
ADDRESS 2AAA
ADDRESS 2AAA
ADDRESS 5555
ADDRESS 5555
ADDRESS 5555
ADDRESS 5555
LOAD DATA AA
LOAD DATA AA
LOAD DATA 55
LOAD DATA 80
LOAD DATA 55
LOAD DATA 40
TO
TO
TO
TO
TO
TO
(3)
(3)
(3)
(3)
(3)
(3)
(2)
(1)
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