Part Number
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SA9025 |
Manufacturer
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Philips |
Description
|
900 MHz transmit modulator and 2.2 GHz fractional-N synthesizer |
Published
|
May 18, 2005 |
Detailed Description
|
INTEGRATED CIRCUITS
SA9025 900 MHz transmit modulator and 2.2 GHz fractional–N synthesizer
Objective specification 1997...
|
Datasheet
|
SA9025
|
Overview
INTEGRATED CIRCUITS
SA9025 900 MHz transmit modulator and 2.
2 GHz fractional–N synthesizer
Objective specification 1997 Aug 01
Philips Semiconductors
Philips Semiconductors
Objective specification
900 MHz transmit modulator and 2.
2 GHz fractional–N synthesizer
SA9025
DESCRIPTION
This specification defines the requirements for a transmitter modulator and fractional–N synthesizer IC to be used in cellular telephones which employ the North American Dual Mode Cellular System (IS–136).
• Reference and clock buffers • Control logic for programming and power down modes
PIN CONFIGURATION
V CC GND MCLK V CC RCLK GND GND PHA PHI RN XTAL1 36 35 34 33 32 INA
FEATURES
• Low current from 3.
75V s...
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