Mono And Stereo Jacks; On-Board Mic; Terminal Blocks (U4); Power Amplifier - Texas Instruments CC3200 User Manual

CC3200AUDBOOST

2.1.2 Mono and Stereo Jacks

• The stereo jack IN (J3) is a 3.5 mm audio jack connecting to an audio source.
• The stereo jack OUT (J4) is a 3.5 mm jack connecting to a headphone or speaker.
• The mono audio jack IN (J5) is a 3.5 mm audio jack connecting to an audio source.

2.1.3 On-Board MIC

The on-board MIC (U6) allows the audio boosterpack to be used as a microphone emulator. The used on-
board MIC is CMC-2242PBL-A.

2.1.4 Terminal Blocks (U4)

The CC3200AUDBOOST can be connected to external amplifiers via the terminal block (U4).
2.2

Power Amplifier

The on-board amplifier has gain select pins G1 (MSB) and G0 (LSB). The max gain supported with the
on-board amplifier is 18dB.
G1 (MSB)
0
1
6
Hardware Overview
G0 (LSB)
0
0
Copyright © 2014, Texas Instruments Incorporated
www.ti.com
Gain
6dB
18dB
SWRU383 – September 2014
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