M29W320DT70N6E datasheet(5/56 Pages) STMICROELECTRONICS

Part #	M29W320DT70N6E

Description	32 Mbit 4Mb x8 or 2Mb x16, Boot Block 3V Supply Flash Memory

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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M29W320DT, M29W320DB

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Figure 1.

Logic Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Figure 2.

TSOP Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Figure 3.

TFBGA48 Connections (Top view through package) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Figure 4.

Block Addresses (x8) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Figure 5.

Block Addresses (x16) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Figure 6.

Data Polling Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Figure 7.

Data Toggle Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Figure 8.

AC Measurement I/O Waveform. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Figure 9.

Read Mode AC Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Figure 10.

Write AC Waveforms, Write Enable Controlled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

Figure 11.

Write AC Waveforms, Chip Enable Controlled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Figure 12.

Reset/Block Temporary Unprotect AC Waveforms. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Figure 13.

Accelerated Program Timing Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Figure 14.

TSOP48 Lead Plastic Thin Small Outline, 12x20 Mm, Top View Package Outline . . . . . . 37

Figure 15.

TFBGA48 6x8mm - 6x8 Ball Array, 0.8mm Pitch, Bottom View Package Outline . . . . . . . 38

Figure 16.

Programmer Equipment Block Protect Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

Figure 17.

Programmer Equipment Chip Unprotect Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

Figure 18.

In-System Equipment Block Protect Flowchart. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Figure 19.

In-System Equipment Chip Unprotect Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

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