User Manual

GSM/GPRS Module Series
GC10 Hardware Design
GC10_Hardware_Design Confidential / Released 44 / 76
3.8.3. Receiver Interface Design
Figure 27: Reference Receiver Interface Design of AOUT1
Figure 28: Speaker Interface with Amplifier Configuration of AOUT1
Texas Instruments TPA6205A1 is recommended for a suitable differential audio amplifier. There are
plenty of excellent audio amplifiers in the market.