参数资料
型号: FSUSB73UMX
厂商: Fairchild Semiconductor
文件页数: 4/10页
文件大小: 0K
描述: IC USB MUX/SWITCH 16UMLP
标准包装: 5,000
功能: 多路复用器
电路: 1 x 3:1
导通状态电阻: 6.5 欧姆
电压电源: 单电源
电压 - 电源,单路/双路(±): 2.5 V ~ 4.4 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-UFQFN
供应商设备封装: 16-UMLP(1.8x2.6)
包装: 带卷 (TR)
2010 Fairchild Semiconductor Corporation
www.fairchildsemi.com
FSUSB73 Rev. 1.0.2
3
FSUS
B73
High-Speed
USB
Multip
lexer
and
Hub
Routing
Switch
Truth Tables
Table 1. 3:1 USB Switch Control
/OE
SEL1
SEL0
Function
1
X
All Switch Paths Open
0
1
D+ = HSD0+, D- = HSD0-
0
1
0
D+ = HSD1+, D- = HSD1-
0
1
D+ = HSD2+, D- = HSD2-
0
All Switch Paths Open
Table 2. Isolation Switch Control
SELS
Function
0
HSD2S+ = Open, HSD2S- = Open
1
HSD2S+ = HSD2+, HSD2S- = HS2S-
Functionality
Figure 4. Typical USB Application 1
Figure 5. Typical USB Application 2
Figure 6. Typical USB Application 3
Figure 7. Loopback USB Application
Proc 1
Proc 2
Proc 3
HOST
SEL0=1
SEL1=0
SELS=0
HSD0
HSD1
HSD2S
HSD2
Proc. 1
Proc. 2
Proc. 3
HOST
SEL0=0
SEL1=1
SELS=0
HSD0
HSD1
HSD2S
HSD2
Proc. 1
Proc. 2
Proc 3
HOST
SEL0=1
SEL1=1
SELS=0
HSD0
HSD1
HSD2S
HSD2
Proc. 1
Proc. 2
Proc. 3
HOST
SEL0=0
SEL1=1
SELS=1
HSD0
HSD1
HSD2S
HSD2
HUB
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