L64777 LSI Logic Corporation, L64777 Datasheet - Page 87
L64777
Manufacturer Part Number
L64777
Description
DVB Qam Modulator
Manufacturer
LSI Logic Corporation
Datasheet
1.L64777.pdf
(124 pages)
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5.7 Analog QAM Signals
AVDD1
AVDD2
AVSS1
AVSS2
COMP1
COMP2
IREF1
IREF2
QAM_I
Analog QAM Signals
Analog VDD Input: I Component DAC
For usage and value, see the LSI Logic datasheet
G10
to-Analog Converter (September 1998).
Analog VDD Input: Q Component DAC Analog Input
For usage and value, see the LSI Logic datasheet
G10
to-Analog Converter (September 1998).
Analog VSS Input: I Component DAC
For usage and value, see the LSI Logic datasheet
G10
to-Analog Converter (September 1998).
Analog VSS Input: Q Component DAC Analog Input
For usage and value, see the LSI Logic datasheet
G10
to-Analog Converter (September 1998).
Compensation Output: I Comp. DAC Analog Output
For usage and value, see the LSI Logic datasheet
G10
to-Analog Converter (September 1998).
Compensation Output: Q Comp. DAC Analog Output
For usage and value, see the LSI Logic datasheet
G10
to-Analog Converter (September 1998).
Reference Current: I Component DAC
For usage and value, see the LSI Logic datasheet
G10
to-Analog Converter (September 1998).
Reference Current: Q Component DAC Analog Input
For usage and value, see the LSI Logic datasheet
G10
to-Analog Converter (September 1998).
Symbol I Modulation
QAM_I is the positive differential analog in-phase output
signal of the modulator.
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Analog Output
Analog Input
Analog Input
Analog Input
5-7
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