参数资料
型号: S2R72A44F12C4
元件分类: 总线控制器
英文描述: UNIVERSAL SERIAL BUS CONTROLLER, PQFP48
封装: 7 X 7 MM, 1.40 MM HEIGHT, 0.50 MM PITCH, QFP-48
文件页数: 2/30页
文件大小: 529K
代理商: S2R72A44F12C4
5.
Pin Function and Description
USB (applies to S2R72A44/A43/A42)
Pin No.
Name
I/O
RESET
Description
38
U0_VBUS
IN (PD)
Upstream port VBUS input pin
39
U0_DP
BI
Hi-Z
Upstream port USB data line Data +
41
U0_DM
BI
Hi-Z
Upstream port USB data line Data -
7
D1_DP
BI
Hi-Z
Downstream port 1 USB data line Data +
5
D1_DM
BI
Hi-Z
Downstream port 1 USB data line Data -
12
D2_DP
BI
Hi-Z
Downstream port 2 USB data line Data +
10
D2_DM
BI
Hi-Z
Downstream port 2 USB data line Data -
25
D1_VBUSFLG
IN (PU)
Downstream port 1 USB power switch fault detection input signal
(CMOS Schmidt input)
1: Normal, 0: Error
Connect USB power switch to this pin in Gang mode.
Use when adding external USB power switch.
Leave open if not used.
32
D1_VBUSEN
OUT
Low
Downstream port 1 USB power switch control output signal
Connect USB power switch to this pin in Gang mode.
Use when adding external USB power switch.
Leave open if not used.
26
D2_VBUSFLG
IN (PU)
Downstream port 2 USB power switch fault detection input signal
(CMOS Schmidt input)
1: Normal, 0: Error
Use when adding external USB power switch.
Leave open if not used.
33
D2_VBUSEN
OUT
Low
Downstream port 2 USB power switch control output signal
Use when adding external USB power switch.
Leave open if not used.
PD: Using pull-down I/O
PU: Using pull-up I/O
S2R72A4xF12C4 Series Data Sheet
Seiko Epson Corporation
7
(Rev.1.00)
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