AT49BV320AT-70TI Atmel, AT49BV320AT-70TI Datasheet - Page 4

• 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

4
Block Diagram
A0 - A20
AT49BV32XA(T)
Y-DECODER
X-DECODER
ADDRESS
BUFFER
LATCH
INPUT
OUTPUT
BUFFER
COMPARATOR
I/O0 - I/O15/A-1
MEMORY
IDENTIFIER
REGISTER
REGISTER
Y-GATING
STATUS
MAIN
DATA
BUFFER
INPUT
WRITE STATE
COMMAND
REGISTER
MACHINE
PROGRAM/ERASE
VOLTAGE SWITCH
3308D–FLASH–5/03
CE
WE
OE
RESET
BYTE
RDY/BUSY
VPP
VCC
GND