參數(shù)資料
型號(hào): W29GL128CL1B
廠商: WINBOND ELECTRONICS CORP
元件分類: PROM
英文描述: 128M X 1 FLASH 3V PROM, 100 ns, PBGA64
封裝: 11 X 13 MM, GREEN, BGA-64
文件頁(yè)數(shù): 2/63頁(yè)
文件大?。?/td> 552K
代理商: W29GL128CL1B
W29GL128C
4
7
FUNCTIONAL DESCRIPTION
7.1
Device Bus Operation
#BYTE
VIL
VIH
Mode Select #Reset
#CE
#WE #OE Address
(4)
Data I/O
DQ[7:0]
Data I/O DQ[15:8]
#WP/ACC
Device Reset
L
X
High-Z
High-
Z
L/H
Standby
Mode
VCC±0.3V VCC±0.3V X
X
High-Z
High-
Z
H
Output
Disable
H
L
H
X
High-Z
High-
Z
L/H
Read Mode
H
L
H
L
AIN
DOUT
L/H
Write
H
L
H
AIN
DIN
Note
(1,2)
Accelerated
Program
H
L
H
AIN
DIN
DQ[14:8]=High-
Z
DQ15=A-1
DIN
VHH
Table 7-1
Device Bus Operation
Notes:
1.
The first or last sector was protected if #WP/ACC=VIL.
2.
When #WP/ACC = VIH, the protection conditions of the outmost sector depends on previous protection conditions.
Refer to the enhanced protect feature.
3.
DQ[15:0] are input (DIN) or output (DOUT) pins according to the requests of instruction sequence, sector protection,
or data polling algorithm.
4.
In Word Mode (Byte#=VIH), the addresses are A22 to A0. In Byte Mode (Byte#=VIL), the addresses are A22 to A-1
(DQ15),.
Control
Inputs
DQ[15:8]
Description
#CE #WE #OE
A22
~12
A11
~10
A9
A8
~7
A6
A5
~4
A3
~2
A1 A0 DQ[7:0]
BYTE WORD
Read Silicon ID
Manufacturer Code
L
H
L
X
VHH X
L
X
L
L L
EF
X
00
Cycle 1
L
H
L
X
VHH X
L
X
L
L H
7E
X
22
Cycle 2
L
H
L
X
VHH X
L
X
H H L
21
X
22
Dev
ice
ID
Cycle 3
L
H
L
X
VHH X
L
X
H H H
01
X
22
Sector Lock Status
Verification
(1)
L
H
L
SA
X
VHH X
L
X
L H L 01/00
X
Secure Sector (H)
(2)
L
H
L
X
VHH X
L
X
L H H 99/19
X
Secure Sector (L)
(2)
L
H
L
X
VHH X
L
X
L H H 89/09
X
Table 7-2
Device Bus Operation (continue)
Notes:
1.
Sector unprotected code:00h. Sector protected code:01h.
2.
Factory locked code: #WP protects high address sector: 99h. #WP protects low address sector: 89h Factory unlocked
code: #WP protects high address sector: 19h. #WP protects low address sector: 09h
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