Product Summary

The AT49BV322D70TU is a 2.7-volt 32-megabit Flash memory organized as 2,097,152 words of 16 bits each or 4,194,304 bytes of 8 bits each. The AT49BV322D70TU is offered in a 48-lead TSOP and a 48-ball CBGA package. The device has CE and OE control signals to avoid any bus contention. This AT49BV322D70TU can be read or reprogrammed using a single power supply, making it ideally suited for in-system programming. Command sequences are used to place the device in other operation modes such as program and erase.

Parametrics

AT49BV322D70TU absolute maximum ratings: (1)Temperature under Bias:-55℃ to +125℃; (2)Storage Temperature:-65℃ to +150℃; (3)All Input Voltages(including NC Pins) with Respect to Ground:-0.6V to +6.25V; (4)All Output Voltages with Respect to Ground:-0.6V to VCC + 0.6V; (5)Voltage on VPP with Respect to Ground:-0.6V to + 9.5V.

Features

AT49BV322D70TU features: (1)Single Voltage Read/Write Operation: 2.65V to 3.6V; (2)Access Time:70 ns; (3)Sector Erase Architecture:Sixty-three 32K Word (64K Bytes) Sectors with Individual Write Lockout, Eight 4K Word (8K Bytes) Sectors with Individual Write Lockout; (4)Fast Word Program Time:10 μs; (5)Fast Sector Erase Time:100 ms; (6)Supports Reading and Programming from Any Sector by Suspending Erase of a Different Sector; (7)Supports Reading Any Byte/Word in the Non-suspending Sectors by Suspending Programming of Any Other Byte/Word; (8)Data Polling, Toggle Bit, Ready/Busy for End of Program Detection; (9)VPP Pin for Write Protection and Accelerated Program Operation; (10)RESET Input for Device Initialization; (11)Sector Lockdown Support; (12)TSOP and CBGA Package Options; (13)Top or Bottom Boot Block Configuration Available; (14)128-bit Protection Register; (15)Minimum 100,000 Erase Cycles; (16)Common Flash Interface (CFI).

Diagrams

AT49BV322D70TU block diagram

AT490JB
AT490JB

NKK Switches

Switch Hardware RND CLR/WH CAP LED

Data Sheet

Negotiable 
AT490JC
AT490JC

NKK Switches

Switch Hardware RND CLR/RED CAP LED

Data Sheet

Negotiable 
AT490JD
AT490JD

NKK Switches

Switch Hardware RND CLR/AMBR CAP LED

Data Sheet

Negotiable 
AT490JE
AT490JE

NKK Switches

Switch Hardware RND CLR/YLW CAP LED

Data Sheet

0-1: $0.62
1-25: $0.59
25-50: $0.56
50-100: $0.52
AT490JF
AT490JF

NKK Switches

Switch Hardware RND CLR/GRN CAP LED

Data Sheet

Negotiable 
AT494
AT494

NKK Switches

Switch Hardware PROTECTIVE GUARD KB

Data Sheet

0-1: $0.80
1-25: $0.76
25-50: $0.73
50-100: $0.71