PWM OUTPUTS
The differential PWM outputs from the ADAV4601 are available on header J6 for connection to a Class-D power
stage.
Table 3: PWM OUT Signals on J6
Pin
Signal
1
PWM4B
3
PWM4A
5
PWM3B
7
PWM3A
9
PWM2B
11
PWM2A
13
PWM1B
15
PWM1A
19
PWM Ready
All other pins are grounded. Please refer to Appendix A – Detailed Register Descriptionsfor more details on register
settings.
LINK/JUMPER CONFIGURATIONS
The links (jumpers) present on the evaluation board are predominantly for in-house evaluation. Table 4below
briefly describes each link.
Table 4: Jumper/Link Configurations
Link
Function with jumper in place
LK14
The USB microcontroller U26 is programmable. Should be Out by default.
The EEPROM U15 is writeable.
J17
LK11
Selects if SPDIF from the ADAV4601 or it the converted I2S data from the part is
outputted on the SPDIF transmitter
ADAV4601 System Design Document
Rev.1 August 2009
Figure 6: PWM Outputs
Analog Devices
Comment
ADI Evaluation feature only
ADI Evaluation feature only
Confidential Information
Page 13
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