Description
U3770M is a quadrature modulator realized with MATRA MHS’ advanced 0.8 micron CMOS process.
Features
- D Programmable 0.8/1.6 MHz quadrature modulated carrier generation D More than 26 dB LO and sideband suppression D 18.432 MHz CMOS level clock generation D Supply voltage range 2.7 to 3.3 V D Low power consumption, typical 12 mW D SO16 package or die form
Block Diagram
RRef in 12.8 MHz 2 DIV / 25 Phase comparator 512 kHz LF 11 VCO 14 CLK out
95 9881
Amp. 3 4 13 12 10 6 5 8 7 1, 15, 16 DNC DIV / 2 or DIV / 4 6.4 MHz 3.2 MHz
512 kHz
DIV / 36
18.432 MHz
VDD DGND AGND PROG TST Qin QBin Iin IBi.
U3770M Datasheet
