AT49F040-12JI Atmel, AT49F040-12JI Datasheet - Page 10
![IC FLASH 4MBIT 120NS 32PLCC](/photos/7/21/72190/453-32-plcc_sml.jpg)
AT49F040-12JI
Manufacturer Part Number
AT49F040-12JI
Description
IC FLASH 4MBIT 120NS 32PLCC
Manufacturer
Atmel
Datasheet
1.AT49F040-70VI.pdf
(13 pages)
Specifications of AT49F040-12JI
Format - Memory
FLASH
Memory Type
FLASH
Memory Size
4M (512K x 8)
Speed
120ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
32-PLCC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
AT49F04012JI
Software Product
Identification Entry
Software Product
Identification Exit
Notes for software product identification:
1. Data Format: 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: 1FH
10
Address Format: A14 - A0 (Hex).
Manufacture Code is read for A0 = V
Device Code is read for A0 = V
powered down.
Device Code: 13H
IDENTIFICATION
EXIT PRODUCT
ADDRESS 2AAA
LOAD DATA AA
ADDRESS 5555
ADDRESS 5555
LOAD DATA 55
LOAD DATA F0
MODE
TO
TO
TO
(4)
IL
.
ENTER PRODUCT
IDENTIFICATION
ADDRESS 2AAA
ADDRESS 5555
ADDRESS 5555
LOAD DATA AA
LOAD DATA 55
LOAD DATA 90
AT49F040
(1)
MODE
OR
TO
TO
TO
(1)
(2)(3)(5)
IH
.
IDENTIFICATION
EXIT PRODUCT
LOAD DATA F0
ANY ADDRESS
IL
;
MODE
TO
(4)
Boot Block Lockout
Feature Enable Algorithm
Notes for boot block lockout feature enable:
1. Data Format: I/O7 - I/O0 (Hex);
2. Boot block lockout feature enabled.
Address Format: A14 - A0 (Hex).
PAUSE 1 second
ADDRESS 2AAA
ADDRESS 2AAA
LOAD DATA AA
ADDRESS 5555
ADDRESS 5555
LOAD DATA AA
ADDRESS 5555
ADDRESS 5555
LOAD DATA 55
LOAD DATA 80
LOAD DATA 55
LOAD DATA 40
TO
TO
TO
TO
TO
TO
(2)
(1)