Aeroflex Circuit Technology

SCD3851 REV A 5/21/98

Plainview NY (516) 694-6700

8

FWE

OE

FCE

Data

Addresses

5.0V

5555H

PA

Data Polling

PA

D7

PD

AOH

Notes:

1. PA is the address of the memory location to be programmed.

2. PD is the data to be programmed at byte address.

3. D7 is the 0utput of the complement of the data written to the device.

5. Figure indicates last two bus cycles of four bus cycle sequence.

Write/Erase/Program Operation for Flash Memory, FCE Controlled