Datasheet

I/O Connector and Signals
3-4
Table 3−3.Audio Connectors
Reference
Designator
Name Description
J5 Mic In Microphone input
- tip = mic bias voltage (and MIC input−, if different)
- ring = mic input+
- sleeve = ground
J6 Headphone
Out
Stereo headphone audio outputs
- tip = left channel
- ring = right channel
- sleeve = virtual ground
J7 Line Out Stereo headphone output with ac coupling
- tip = left channel
- ring = right channel
- sleeve = ground
3.3.2 USB Interface Connector
Connection to a USB cable from a PC is made through J8, a standard USB
type B receptacle.
Table 3−4.USB Interface Connector
Reference
Designator
Description
Pin
Number
Signal Name Function
1 VCC + 5-V supply from USB
2 D− – Differential USB signal
J8 USB slave connection to PC
3 D+ + Differential USB signal
4 GND Ground
3.3.3 External Power Connectors
While it is most convenient to power the TSC2100EVM from the USB bus,
external power supplies can be used. The two connectors detailed in
Table 3−5 are provided for the external power.
Table 3−5.External Power Connectors
Reference
Designator
Description Pin
Number
Signal Name
J9 External power
1 6 VDC to 10 VDC input
terminal block
2 Ground
J10 External power jack − 6 VDC to 10 VDC input,
positive center terminal