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參數資料
| 型號： | W81C180 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 總線控制器 |
| 英文描述： | USB HUB Controller Interface(USB結構的集線器控制器接口) |
| 中文描述： | UNIVERSAL SERIAL BUS CONTROLLER, PDIP32 |
| 封裝： | PLASTIC, DIP-32 |
| 文件頁數： | 4/11頁 |
| 文件大?。?/td> | 83K |
| 代理商： | W81C180 |
W81C180
Publication Release Date:May 1997
- 4 -
Revision A1
PIN DESCRIPTION, continued
PIN #
NAME
TYPE
DESCRIPTION
12
OCP4
INPUT
Analog connection for Downstream Port4 Overcurrent Status
13
NPEN4
OUTPUT
Power switch of Downstream Port4
14
NPEN3
OUTPUT
Power switch of Downstream Port3
15
NPEN2
OUTPUT
Power switch of Downstream Port2
16
NPEN1
OUTPUT
Power switch of Downstream Port1
17
NINT
I/OD
Enabled when valid data is received or a port changed
occurred.(open drain)
18
MCL
I/OD
Serial clock from uC (open drain)
19
MDA
I/OD
Serial data to/from uC (open drain)
20
VSS
Ground
Analog/Digital Ground
21
D1M
UI/O
USB downstream port1, negative connection
22
D1P
UI/O
USB downstream port1, positive connection
23
GND12
Ground
D1/D2 Transceiver Ground
24
D2M
UI/O
USB downstream port2, negative connection
25
D2P
UI/O
USB downstream port2, positive connection
26
V33D
Power
3.3V supply for downstream Transceivers
27
D3M
UI/O
USB downstream port3, negative connection
28
D3P
UI/O
USB downstream port3, positive connection
29
GND34
Ground
D3/D4 Transceiver Ground
30
D4M
UI/O
USB downstream port4, negative connection
31
D4P
UI/O
USB downstream port4, positive connection
32
GNDU
Ground
Upstream Transceiver Ground
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相關代理商/技術參數 |
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