AT29C256-90JC Atmel, AT29C256-90JC Datasheet - Page 13

• Manufacturer Part Number: AT29C256-90JC
• Description: IC FLASH 256KBIT 90NS 32PLCC
• Manufacturer: Atmel

Specifications of AT29C256-90JC

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 256K (32K x 8)
• Speed: 90ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 32-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: AT29C25690JC

25. Software Product Identification
Notes:
0046S–FLASH–2/07
Entry
1. Data Format: I/O7 - I/O0 (Hex);
2. A1 - A14 = V
3. The device does not remain in identification mode if
4. The device returns to standard operation mode.
5. Manufacturer Code is 1F. The Device Code is DC.
Address Format: A14 - A0 (Hex).
Manufacturer Code is read for A0 = V
Device Code is read for A0 = V
powered down.
(1)
ADDRESS 2AAA
LOAD DATA AA
ADDRESS 5555
ADDRESS 5555
LOAD DATA 55
LOAD DATA 90
PAUSE 10 mS
TO
TO
TO
IL
.
ENTER PRODUCT
IDENTIFICATION
MODE
(2)(3)(5)
IH
.
IL
;
26. Software Product Identification
Exit
(1)
ADDRESS 2AAA
LOAD DATA AA
ADDRESS 5555
ADDRESS 5555
LOAD DATA 55
LOAD DATA F0
PAUSE 10 mS
TO
TO
TO
EXIT PRODUCT
IDENTIFICATION
MODE
(4)
AT29C256
13