AT52BR1664-90CI Atmel, AT52BR1664-90CI Datasheet - Page 24

no-image

AT52BR1664-90CI

Manufacturer Part Number
AT52BR1664-90CI
Description
Manufacturer
Atmel
Datasheet

Specifications of AT52BR1664-90CI

Operating Supply Voltage (max)
3.3V
Operating Temperature (max)
85C
Mounting
Surface Mount
Lead Free Status / RoHS Status
Not Compliant
Software Product Identification Entry
Software Product Identification Exit
Notes:
24
1. Data Format: I/O15 - I/O8 (Don’t Care); I/O7 - I/O0 (Hex)
2.
3. The device does not remain in identification mode if powered
4. The device returns to standard operation mode.
5. Manufacturer Code: 001FH.
6. Either one of the Product ID Exit commands can be used.
AT52BR1662(T)/1664(T)
Address Format: A11 - A0 (Hex) and A11 - A19 (Don’t Care).
A1 - A19 = V
Device Code is read for A0 = V
read for address 0003H.
down.
Device Code:
Additional Device Code: 0008H.
IDENTIFICATION
EXIT PRODUCT
LOAD DATA AA
LOAD DATA 55
ADDRESS AAA
LOAD DATA F0
ADDRESS 555
ADDRESS 555
MODE
TO
TO
TO
(4)
IL
ENTER PRODUCT
. Manufacturer Code is read for A0 = V
00C2H (Top Boot); 00C0H (Bottom Boot)
IDENTIFICATION
LOAD DATA AA
ADDRESS AAA
ADDRESS 555
LOAD DATA 55
LOAD DATA 90
ADDRESS 555
MODE
OR
TO
TO
TO
(2)(3)(5)
IH
IDENTIFICATION
EXIT PRODUCT
ANY ADDRESS
LOAD DATA F0
. Additional Device Code is
MODE
TO
(4)
(1)(6)
(1)
IL
;
Sector Lockdown Enable Algorithm
Notes:
1. Data Format: I/O15 - I/O8 (Don’t Care); I/O7 - I/O0 (Hex)
2. Sector Lockdown feature enabled.
Address Format: A11 - A0 (Hex) and A11 - A19 (Don’t
Care).
SECTOR ADDRESS
PAUSE 200 µs
LOAD DATA AA
LOAD DATA AA
LOAD DATA 55
ADDRESS AAA
LOAD DATA 80
LOAD DATA 55
ADDRESS AAA
LOAD DATA 60
ADDRESS 555
ADDRESS 555
ADDRESS 555
TO
TO
TO
TO
TO
TO
(2)
2212C–STKD–09/02
(1)

Related parts for AT52BR1664-90CI