AM29BDS643G datasheet(44/49 Pages) AMD

Part #	AM29BDS643G

Description	64 Megabit (4 M x 16-Bit) CMOS 1.8 Volt-only Simultaneous Read/Write, Burst Mode Flash Memory

PDF	49 Pages

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Manufacturer	AMD [Advanced Micro Devices]

Direct Link	http://www.amd.com

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Am29BDS643G

25692A2 May 8, 2006

D A TA

SH EE T

AC CHARACTERISTICS

Note: 8-word linear burst mode shown. 16- and 32-word linear burst read modes behave similarly.

Figure 18.

8-, 16-, and 32-Word Linear Burst

Address Wrap Around

Note: Cxx indicates the clock that triggers Dxx on the outputs; for example, C60 triggers D60.

Figure 19.

Latency with Boundary Crossing (54 MHz and 66 MHz)

CLK

Address (hex)

A/DQ0:

A/DQ15

OE#,

CE#

Address wraps back to beginning of address group.

Initial Access

VIL

VIH

AVD#

VIL

VIH

CLK

Address (hex)

C59

C60

C61

C62

C63

C64

C65

C66

D59

D60

D61

D62

D63

D64

D65

D66

(stays high)

AVD#

RDY

A/DQ0:

A/DQ15

OE#,

CE#

(stays low)

Address boundary occurs every 64 words, beginning at address

00003Eh: 00007Eh, 0000BEh, etc. Address 000000h is also a boundary crossing.

latency

tRACC

AM29BDS643G Datasheet(PDF) 44 Page - Advanced Micro Devices

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