AT49BV160S Datasheet, PDF (2/5 Pages) ATMEL Corporation – 16-megabit(1M x 16) Secure 3-volt Only Memory

The AT49BV160S(T) device also contains a freeze feature that will freeze the lock status of the
secure regions. The freeze feature prevents any further locking of the secure regions. If the user
requires certain regions to be locked, then these regions must be programmed and locked prior
to activation of the freeze command. It is important to note that enabling the freeze feature is
irreversible.
2. Pin Configurations
Pin Name
A0 - A19
CE
OE
WE
RESET
VPP
I/O0 - I/O15
NC
VCCQ
2.1 64-lead CBGA Top View
Function
Addresses
Chip Enable
Output Enable
Write Enable
Reset
Write Protection and Power Supply for Accelerated Program Operations
Data Inputs/Outputs
No Connect
Output Power Supply
12345678
A
A0 A5 A7 VPP A12 VCC A17 NC
B
A1 VSS A8 CE A13 NC A18 NC
C
A2 A6 A9 A11 A14 NC A19 NC
D
A3 A4 A10 RESET NC NC A15 A16
E
I/O8 I/O1 I/O9 I/O3 I/O4 NC I/O15 NC
F
NC I/O0 I/010 I/O11 I/O12 NC NC OE
G
NC NC I/O2 VCCQ I/O5 I/O6 I/O14 WE
H
NC NC VCC VSS I/O13 VSS I/O7 NC
2 AT49BV160S(T) Summary
3560AS–FLASH–9/06