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BS640HD9V Datasheet(PDF) 17 Page - Advanced Micro Devices

Part # BS640HD9V
Description  128 or 64 Megabit (8 M or 4 M x 16-Bit) CMOS 1.8 Volt-only Simultaneous Read/Write, Burst Mode Flash Memory
PDF  89 Pages
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Manufacturer  AMD [Advanced Micro Devices]
Direct Link  http://www.amd.com
Logo AMD - Advanced Micro Devices

BS640HD9V Datasheet(HTML) 17 Page - Advanced Micro Devices

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May 10, 2006 27024B3
Am29BDS128H/Am29BDS640H
15
D A TA
SH EE T
Table 3.
Autoselect Codes (High Voltage Method)
Legend: L = Logic Low = VIL, H = Logic High = VIH, BA = Bank Address,
SA = Sector Address, X = Don’t care.
Notes:
1. The autoselect codes may also be accessed in-system via command sequences.
2. PPB Protection Status is shown on the data bus
Description
CE# OE# WE# RESET#
Amax
to
A12
A11
to
A10
A9
A8
A7
A6
A5
to
A4
A3
A2
A1 A0
DQ15
to DQ0
Manufacturer ID:
AMD
LL
H
H
X
X
VID
X
X
L
X
L
L
L
L
0001h
Read Cycle 1
LL
H
H
X
X
VID
XL
L
L
L
L
L
H
227Eh
Read Cycle 2
HH
H
L
2218h (128 Mb)
221Eh (64 Mb)
Read Cycle 3
HH
H
H
2200h (128 Mb)
2201h (64 Mb)
Sector Protection
Verification
LL
H
H
SA
X
VID
XL
L
L
L
L
H
L
0001h (protected),
0000h (unprotected)
Indicator Bits
L
L
H
H
X
X
VID
X
X
LX
LL
H
H
DQ15 - DQ8 = 0
DQ7 - Factory Lock Bit
1 = Locked, 0 = Not Locked
DQ6 -Customer Lock Bit
1 = Locked, 0 = Not Locked
DQ5 = Handshake Bit
1 = Reduced wait-state
Handshake, 0 = Standard
Handshake
DQ4 - DQ0 = 0
Hardware Sector
Group Protection
LL
H
H
SA
X
VID
XX
X
L
L
L
H
L
0001h (protected),
0000h (unprotected)



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