AT49BV320AT-70TI Atmel, AT49BV320AT-70TI Datasheet - Page 12

• Manufacturer Part Number: AT49BV320AT-70TI
• Manufacturer: Atmel

Specifications of AT49BV320AT-70TI

• Cell Type: NOR
• Density: 32Mb
• Access Time (max): 70ns
• Interface Type: Parallel
• Boot Type: Top
• Address Bus: 22/21Bit
• Operating Supply Voltage (typ): 3.3V
• Operating Temp Range: -40C to 85C
• Package Type: TSOP-I
• Program/erase Volt (typ): 2.65 to 3.6V
• Sync/async: Asynchronous
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (min): 2.65V
• Operating Supply Voltage (max): 3.6V
• Word Size: 8/16Bit
• Number Of Words: 4M/2M
• Supply Current: 25mA
• Mounting: Surface Mount
• Pin Count: 48
• Lead Free Status / Rohs Status: Not Compliant

Status Bit Table
Notes:
12
Configuration Register
Programming
Erasing
Erase Suspended & Read
Erasing Sector
Erase Suspended & Read
Non-erasing Sector
Erase Suspended &
Program Non-erasing Sector
Erase Suspended &
Program Suspended and
Reading from Non-
suspended Sectors
Program Suspended & Read
Programming Sector
Program Suspended & Read
Non-programming Sector
1. I/O5 switches to a “1” when a program or an erase operation has exceeded the maximum time limits or when a program or
2. I/O3 switches to a “1” when the V
AT49BV32XA(T)
sector erase operation is performed on a protected sector.
DATA
DATA
DATA
I/O7
I/O7
I/O7
I/O7
00
0
1
PP
level is not high enough to successfully perform program and erase operations.
DATA
DATA
DATA
I/O7
01
0
0
1
0
1
TOGGLE
TOGGLE
TOGGLE
00/01
DATA
DATA
DATA
I/O6
1
1
Status Bit
I/O5
00/01
DATA
DATA
DATA
0
0
0
0
0
(1)
I/O3
00/01
DATA
DATA
DATA
0
0
0
0
0
(2)
TOGGLE
TOGGLE
TOGGLE
TOGGLE
00/01
DATA
DATA
DATA
I/O2
1
3308D–FLASH–5/03
RDY/BUSY
00/01
0
0
1
1
0
1
1
1