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參數資料
型號: W88227F
廠商: WINBOND ELECTRONICS CORP
元件分類: 消費家電
英文描述: ATAPI CD-ROM Decoder(支持ATAPI標準的CD-ROM解碼器)
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP128
封裝: PLASTIC, QFP-128
文件頁數: 9/116頁
文件大小: 787K
代理商: W88227F
Preliminary/Confidential
Subject to change without notice
W88227F/W88227QD
- 5 -
1999/10/1 Rev: 0.70
34
35
UP31
UP32
UP33
UP34
UP35
UP36
UP37
UP00
UP01
UP02
UP03
GND
UP04
UP05
UP06
UP07
PSEN
A0
A1
A2
A3
A4
A5
A6
A7
UP20
UP21
UP22
UP23
UP24
UP25
UP26
GND
UP27
nDASP
nCS3
nCS1
DA2
DA0
nPDIAG
DA1
nCS16
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
P
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
P
I/O
I/OD drive active, active low
I
host chip select 1, active low
I
host chip select 0, active low
I
host address 2
I
host address 0
I/OD passed diagnostics, active low
I
host address 1
OD
16-bit IO select, active low
uP port 3 (TXD)
uP port 2 (INT0)
uP port 3 (INT1)
uP Port 3 (T0)
uP port 3 (T1)
uP port 3 (nWR)
uP port 3 (nRD)
uP port 0
uP port 0
uP port 0
uP port 0
Ground
uP port 0
uP port 0
uP port 0
uP port 0
program store enable, acitve low
external ROM address
external ROM address
external ROM address
external ROM address
external ROM address
external ROM address
external ROM address
external ROM address
uP port 2
uP port 2
uP port 2
uP port 2
uP port 2
uP port 2
uP port 2
Ground
uP port 2
4mA, PU
4mA, PU
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
4mA, PU
4mA, PU
4mA, PU
4mA, PU
8mA
8mA
8mA
8mA
8mA
8mA
8mA
8mA
8mA, PU
4mA
4mA
4mA
4mA
4mA
4mA
4mA, PU
4mA, PU
4mA, PU
4mA, PU
4mA, PU
4mA, PU
4mA, PU
4mA, PU
4mA, PU
4mA, PU
12mA, PU
PU
PU
PU
PU
12mA, PU
PU
24mA
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