AT49F040A-55JI SL383 Atmel, AT49F040A-55JI SL383 Datasheet - Page 13

• Manufacturer Part Number: AT49F040A-55JI SL383
• Description: IC FLASH 4MBIT 55NS 32PLCC
• Manufacturer: Atmel

Specifications of AT49F040A-55JI SL383

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 4M (512K x 8)
• Speed: 55ns
• 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

26. Software Product Identification
27. Software Product Identification
Notes:
3359D–FLASH–3/05
Entry
Exit
IDENTIFICATION
EXIT PRODUCT
LOAD DATA AA
LOAD DATA 55
ADDRESS AAA
LOAD DATA F0
ADDRESS 555
ADDRESS 555
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
MODE
Address Format: A11 - A0 (Hex).
Manufacture Code is read for A0 = V
Device Code is read for A0 = V
Additional Device Code is read for address 0003H
powered down.
Device Code: 13H
Additional Device Code: 0FH
(1)
TO
TO
TO
(1)
(4)
ENTER PRODUCT
IL
IDENTIFICATION
LOAD DATA AA
ADDRESS AAA
.
LOAD DATA 55
LOAD DATA 90
ADDRESS 555
ADDRESS 555
MODE
OR
TO
TO
TO
(2)(3)(5)
IH
IDENTIFICATION
LOAD DATA F0
EXIT PRODUCT
ANY ADDRESS
.
MODE
IL
TO
;
(4)
28. Boot Block Lockout Feature
Notes:
Enable Algorithm
1. Data Format: I/O7 - I/O0 (Hex);
2. Boot block lockout feature enabled.
Address Format: A11 - A0 (Hex).
PAUSE 1 second
LOAD DATA AA
LOAD DATA AA
ADDRESS AAA
ADDRESS AAA
LOAD DATA 55
LOAD DATA 80
LOAD DATA 55
LOAD DATA 40
ADDRESS 555
ADDRESS 555
ADDRESS 555
ADDRESS 555
TO
TO
TO
TO
TO
TO
(1)
(2)
AT49F040A
13