AT52BR1664-90CU Atmel, AT52BR1664-90CU Datasheet - Page 14

• Manufacturer Part Number: AT52BR1664-90CU
• Manufacturer: Atmel

Specifications of AT52BR1664-90CU

• Operating Supply Voltage (max): 3.3V
• Operating Temperature (max): 85C
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Compliant

Protection Register Addressing Table
Note:
14
Word
0
1
2
3
4
5
6
7
1. All address lines not specified in the above table must be “0” when accessing the protection register, i.e., A19 - A8 = 0.
AT52BR1662(T)/1664(T)
Factory
Factory
Factory
Factory
User
User
User
User
Use
Block
A
A
A
A
B
B
B
B
A7
1
1
1
1
1
1
1
1
A6
0
0
0
0
0
0
0
0
A5
0
0
0
0
0
0
0
0
A4
0
0
0
0
0
0
0
0
A3
0
0
0
0
0
0
0
1
A2
0
0
0
1
1
1
1
0
A1
0
1
1
0
0
1
1
0
2212C–STKD–09/02
A0
1
0
1
0
1
0
1
0