HDM8513A Datasheet, PDF (38/67 Pages) Hynix Semiconductor – DVB/DSS Compliant Receiver

VB_CLOCK
SIGMADELTA
LNB_TONE
TEST[15:0]
The positive edge of this signal indicates that VB_DATA is valid.
This is an one bit Sigma Delta D/A converter which has 8 bits of
resolution. This output must be filtered with an analog low pass filter
off the chip. This output may be used for any external analog control.
This is a 22KHz clock output to control the LNB.
The data provided on the test output signals is defined by data value of
register 14H. Refer to register 14H.
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