CXA1852N - Sony Corporation

CXA1852N Quadrature Modulator for 900 MHz-Band Mobile Communications

The CXA1852N is an IC package that combines a π/2 phase shifter with a quadrature modulator. This is suitable for 900 MHz digital cordless telephone (CT2) and digital cellular. Features • Quadrature modulator IC has a built-in π/2 phase shifter. • Local frequency = 300.1 MHz (max.); I&Q = 36 kHz (max.) • Small phase error • Operating voltage range: 2.7 to 5 .

Features

• Quadrature modulator IC has a built-in π/2 phase shifter.
• Local frequency = 300.1 MHz (max.); I&Q = 36 kHz (max.)
• Small phase error
• Operating voltage range: 2.7 to 5 V
• Power saving function
• 20-pin SSOP package used for set size reduction Applications
• CT2 digital cordless telephone
• Digital cellular Structure Bipolar silicon monolithic IC Block Diagram and Pin Configuration Ib BIAS I BIAS GND GND GND 20 pin SSOP (Plastic) Absolute Maximum Ratings (Ta=25 °C)
• Supply voltage VCC 6 V
• Operating temperature Topr
  –20 to +70 °C
• Storage temperature Tstg
  –65 to +150 °C
• Allowable .