HDSP-3400 Agilent(Hewlett-Packard), HDSP-3400 Datasheet - Page 38

• Manufacturer Part Number: HDSP-3400
• Description: 20 mm (0.8 inch) Seven Segment Displays
• Manufacturer: Agilent(Hewlett-Packard)

VB_CLOCK
SIGMADELTA
LNB_TONE
TEST[15:0]
38
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.