AT49F1604 데이터 시트보기 (PDF) - Atmel Corporation

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AT49F1604

16-megabit (1M x 16/2M x 8) 5-volt Only Flash Memory

Atmel Corporation 

Software Product Identification Entry(1)

LOAD DATA AA

TO

ADDRESS 5555

Sector Lockout Enable Algorithm(1)

LOAD DATA AA

TO

ADDRESS 5555

LOAD DATA 55

TO

ADDRESS 2AAA

LOAD DATA 55

TO

ADDRESS 2AAA

LOAD DATA 90

TO

ADDRESS 5555

LOAD DATA 80

TO

ADDRESS 5555

ENTER PRODUCT

IDENTIFICATION

MODE(2)(3)(5)

LOAD DATA AA

TO

ADDRESS 5555

Software Product Identification Exit(1)(7)

LOAD DATA AA

OR

TO

ADDRESS 5555

LOAD DATA F0

TO

ANY ADDRESS

LOAD DATA 55

TO

ADDRESS 2AAA

EXIT PRODUCT

IDENTIFICATION

MODE(4)

LOAD DATA 55

TO

ADDRESS 2AAA

LOAD DATA 40

TO

ADDRESS 5555

LOAD DATA F0

TO

ADDRESS 5555

EXIT PRODUCT

IDENTIFICATION

MODE(4)

Notes:

1. Data Format: I/O15 - I/O8 (Don’t Care); I/O7 - I/O0 (Hex)

Address Format: A15 - A0 (Hex), A-1, and A15 - A19 (Don’t

Care).

2. A1 - A19 = VIL.

Manufacturer Code is read for A0 = VIL;

Device Code is read for A0 = VIH.

3. The device does not remain in identification mode if

powered down.

4. The device returns to standard operation mode.

5. Manufacturer Code:1FH(x8); 001FH(x16)

6. Device Code: C0H (x8) – AT49F16X4

00C0H (x16) – AT49F16X4

C2H (x8) – AT49F16X4T

00C2H(x16) – AT49F16X4T

7. Either one of the Product ID Exit commands can be used.

PAUSE 200 µs(2)

Notes:

1. Data Format: I/O15 - I/O8 (Don’t Care); I/O7 - I/O0 (Hex)

Address Format: A15 - A0 (Hex), A-1, and A15 - A19 (Don’t

Care).

2. Sector Lockout feature enabled.

14

AT49F1604(T)/1614(T)

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