PYA28C64B-25CWMB datasheet(7/11 Pages) PYRAMID

Part #	PYA28C64B-25CWMB

Description	Access Times of 150, 200, 250 and 350ns Software Data Protection

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Manufacturer	PYRAMID [Pyramid Semiconductor Corporation]

Direct Link	http://www.pyramidsemiconductor.com

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7 / 11 page

PYA28C64B - 8K x 8 EEPROM

Page 7

Document # EEPROM111 REV 02

SOFTWARE DATA PROTECTIOn EnABLE

ALgORITHM(1)

SOFTWARE DATA PROTECTIOn DISABLE

ALgORITHM(1)

notes:

1. Data Format: I/O

7 - I/O0 (Hex)

Address Format: A

12 - A0 (Hex)

2. Write Protect state will be activated at end of write even if no other data is loaded.

3. Write Protect state will be deactivated at end of write period even if no other data is loaded.

4. 1 to 64 bytes of data are loaded.

(SDP Set)

(SDP Reset)

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