STEVAL-CCA021V1 STMicroelectronics, STEVAL-CCA021V1 Datasheet - Page 13

• Manufacturer Part Number: STEVAL-CCA021V1
• Description: BOARD EVAL AUDIO FOR STM32F103
• Manufacturer: STMicroelectronics

Specifications of STEVAL-CCA021V1

• Amplifier Type: Class D
• Output Type: Mono jack connector, 2 terminal connectors, 2 RCA jacks
• Max Output Power X Channels @ Load: 2.2W x 1 or 2 @ 4 Ohm
• Operating Temperature: -40°C ~ 85°C
• Board Type: Fully Populated
• Utilized Ic / Part: STM32F103, TS4657(TS2012, TS4962, TS472)
• Description/function: Audio D/A
• Operating Supply Voltage: 3 V to 5.5 V
• Output Power: 2.8 W
• Product: Audio Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: TS4657
• Other names: 497-10338

UM0722
7.1.3
7.1.4
7.2
Figure 7.
To change the audio output from the default onboard speaker to the TS2012 power output,
briefly press the B1 button on the controller board. In this mode the red LD1 and the green
LD2 are both on. By pressing again the B1 button you can get back to the default onboard
speaker mode. Please read
speaker configuration and limitations of the demonstration kit.
Figure 8.
Lineout output configuration
Whatever the firmware application mode, the user can always use lineout RCA stereo
interface to obtain standardized audio signal that can be further processed by an external
audio equipment.
Figure 9.
Microphone record-replay mode
The onboard microphone can be used only in record-replay mode. To change the operating
mode from PC USB demonstration kit to record-replay mode, press B1 for approximately 1 s.
External amplified stereo output configuration
External mono speaker or headphone system setup
External amplified stereo output system setup
Lineout output system setup
Section 9.8
Doc ID 15867 Rev 1
for further information about the best external
System setup
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