AT52BC3221A Просмотр технического описания (PDF) - Atmel Corporation

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AT52BC3221A

32-Mbit Flash + 8-Mbit PSRAM Stack Memory

Atmel Corporation 

Block Diagram

AT52BC3221A(T)

OE WE

ADDRESS

POE PWE

RESET

CE

RDY/BUSY

32-Mbit

FLASH

4/8-Mbit

PSRAM

PCS1

ZZ

DATA

Description

The AT52BC3221A(T) combines a 32-megabit Flash (2M x 16) and an 8-megabit PSRAM

(organized as 512K x 16) in a stacked 66-ball CBGA package. The stacked modules operate

at 2.7V to 3.3V in the extended temperature range.

Absolute Maximum Ratings

Temperature under Bias................................... -25°C to +85°C

Storage Temperature ..................................... -55°C to +150°C

All Input Voltages

except VPP (including NC Pins)

with Respect to Ground ..............................-0.2V to VCC +0.3V

Voltage on VPP

with Respect to Ground ..................................-0.2V to + 6.25V

All Output Voltages

with Respect to Ground ..............................-0.2V to VCC +0.3V

*NOTICE:

Stresses beyond those listed under “Absolute

Maximum Ratings” may cause permanent dam-

age to the device. This is a stress rating only and

functional operation of the device at these or any

other conditions beyond those indicated in the

operational sections of this specification is not

implied. Exposure to absolute maximum rating

conditions for extended periods may affect device

reliability.

DC and AC Operating Range

Operating Temperature (Case)

VCC Power Supply

-25°C - 85°C

2.7V to 3.3V

3

3466A–STKD–11/04

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