Part number:
LA7790M
Manufacturer:
Sanyo
File Size:
174.19 KB
Description:
Qpsk transmitter.
LA7790M_SanyoSemiconDevice.pdf
Datasheet Details
Part number:
LA7790M
Manufacturer:
Sanyo
File Size:
174.19 KB
Description:
Qpsk transmitter.
LA7790M, QPSK Transmitter
Ordering number : EN5689A Monolithic Linear IC LA7790M QPSK Transmitter for Cable TV Overview The LA7790M is a QPSK data transmitter for digital cable TV applications.
By integrating the I/Q quadrature modulator, RF amplifier, electronic volume control, mute control, and other functions onto a single chip, parts count is reduced and set size is miniaturized.
Varactor diode-based VCO Muting Electronic volume control Power-saving mod
LA7790M Features
* Maximum RF amplifier output level of +10 dBm (75Ω terminator), suitable for directly driving the cable.
* RF output frequency range of 5 to 70 MHz. Frequency range selection function permits broadband designs.
* Electronic volume control for direct-current control of RF out
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