AT28BV64B-20JU(2009) Просмотр технического описания (PDF) - Atmel Corporation

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AT28BV64B-20JU
(Rev.:2009)

64K (8K x 8) Battery-Voltage Parallel EEPROM with Page Write and Software Data Protection

Atmel Corporation 

AT28BV64B

5. DC and AC Operating Range

Operating Temperature (Case)

VCC Power Supply

AT28BV64B-20

-40°C - 85°C

2.7V to 3.6V

6. Operating Modes

Mode

CE

Read

VIL

Write(2)

VIL

Standby/Write Inhibit

VIH

Write Inhibit

X

Write Inhibit

X

Output Disable

X

Chip Erase

VIL

Notes: 1. X can be VIL or VIH.

2. Refer to AC Programming Waveforms.

3. VH = 12.0V ± 0.5V.

OE

VIL

VIH

X(1)

X

VIL

VIH

VH(3)

WE

I/O

VIH

DOUT

VIL

DIN

X

High Z

VIH

X

X

High Z

VIL

High Z

7. Absolute Maximum Ratings*

Temperature Under Bias................................ -55°C to +125°C

Storage Temperature ..................................... -65°C to +150°C

All Input Voltages

(including NC Pins)

with Respect to Ground ...................................-0.6V to +6.25V

All Output Voltages

with Respect to Ground .............................-0.6V to VCC + 0.6V

Voltage on OE and A9

with Respect to Ground ...................................-0.6V to +13.5V

*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

5

0299I–PEEPR–4/09

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