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STA382BW Fiches technique(PDF) 55 Page - STMicroelectronics

No de pièce STA382BW
Description  Sound Terminal® 2.1-channel high-efficiency digital audio system
PDF  172 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STA382BW Fiches technique(HTML) 55 Page - STMicroelectronics

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STA382BW
Register description: New Map
Doc ID 022783 Rev 1
55/172
2.1 channels, two full-bridges + one external full-bridge (OPER = 10)
●
FFX1A -> OUT1A
●
FFX1B -> OUT1B
●
FFX2A -> OUT2A
●
FFX2B -> OUT2B
●
FFX3A -> OUT3A
●
FFX3B -> OUT3B
●
EAPD -> OUT4A
●
TWARN -> OUT4B
●
FFX1A/1B configured as ternary
●
FFX2A/2B configured as ternary
●
FFX3A/3B configured as ternary
●
FFX4A/4B is not used
In this configuration, channel 3 has full control (volume, EQ, etc…). On OUT4 channel the
external bridge control signals are muxed.
In this configuration the PWM slot phase is the following as shown in Figure 23.
Figure 23.
2.1 channels (OPER = 10) PWM slots
OUT1A
OUT1B
OUT2A
OUT2B
OUT3A
OUT3B
OUT1A
OUT1B
OUT2A
OUT2B
OUT3A
OUT3B
OUT1A
OUT1B
OUT2A
OUT2B
OUT3A
OUT3B
OUT1A
OUT1B
OUT2A
OUT2B
OUT3A
OUT3B



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