AT49BV320-90UI Atmel, AT49BV320-90UI Datasheet - Page 4

• Manufacturer Part Number: AT49BV320-90UI
• Description: IC FLASH 32MBIT 90NS 46UBGA
• Manufacturer: Atmel

Specifications of AT49BV320-90UI

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 32M (4Mx8, 2Mx16)
• Speed: 90ns
• Interface: Parallel
• Voltage - Supply: 2.65 V ~ 3.3 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 46-µBGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

4
Block Diagram
A0 - A20
AT49BV/LV320(T)/321(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
1494H–FLASH–01/03
CE
WE
OE
RESET
BYTE
RDY/BUSY
VPP
VCC
GND