W39V040FB

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10.

ELECTRICAL CHARACTERISTICS......................................................................................... 18

10.1

Absolute Maximum Ratings ......................................................................................... 18

10.2

Programmer interface Mode DC Operating Characteristics........................................ 18

10.3

FWH Interface Mode DC Operating Characteristics ................................................... 19

10.4

Power-up Timing.......................................................................................................... 19

10.5

Capacitance................................................................................................................. 19

10.6

Programmer Interface Mode AC Characteristics......................................................... 20

10.7

Read Cycle Timing Parameters................................................................................... 21

10.8

Write Cycle Timing Parameters................................................................................... 21

10.9

Data Polling and Toggle Bit Timing Parameters ......................................................... 21

11.

TIMING WAVEFORMS FOR PROGRAMMER INTERFACE MODE ....................................... 22

11.1

Read Cycle Timing Diagram........................................................................................ 22

11.2

Write Cycle Timing Diagram ........................................................................................ 22

11.3

Program Cycle Timing Diagram .................................................................................. 23

11.4

#DATA Polling Timing Diagram................................................................................... 23

11.5

Toggle Bit Timing Diagram .......................................................................................... 24

11.6

Sector Erase Timing Diagram ..................................................................................... 24

12.

FWH INTERFACE MODE AC CHARACTERISTICS ............................................................... 25

12.1

AC Test Conditions...................................................................................................... 25

12.2

Read/Write Cycle Timing Parameters ......................................................................... 25

12.3

Reset Timing Parameters ............................................................................................ 25

13.

TIMING WAVEFORMS FOR FWH INTERFACE MODE.......................................................... 26

13.1

Read Cycle Timing Diagram........................................................................................ 26

13.2

Write Cycle Timing Diagram ........................................................................................ 26

13.3

Program Cycle Timing Diagram .................................................................................. 27

13.4

#DATA Polling Timing Diagram................................................................................... 28

13.5

Toggle Bit Timing Diagram .......................................................................................... 29

13.6

FGPI Register/Product ID Readout Timing Diagram................................................... 31

13.7

Reset Timing Diagram ................................................................................................. 31

14.

ORDERING INFORMATION .................................................................................................... 32

15.

HOW TO READ THE TOP MARKING...................................................................................... 32

16.

PACKAGE DIMENSIONS ......................................................................................................... 33

16.1

32L PLCC .................................................................................................................... 33

16.2

32L STSOP.................................................................................................................. 33

17.

VERSION HISTORY ................................................................................................................. 34