NXP low-IF analog car radio tuners TEF662x

Building on the success of NXP’s TEF660x and TEF661x families, the TEF662x uses a low-IF architecture to ensure high integration with low complexity. The result is easy design-in and best-in-class price/performance ratios.

Key features

► Highly integrated tuners with low-IF conversion

► PLL synthesizer with integrated VCO

► Integrated AM LNA with AGC and RF selectivity

(TEF6623 is FM-only)

► Integrated FM LNA with AGC

► Stereo decoder with output for interfacing with external

analog or digital audio processor

► Advanced weak signal processing (soft mute, stereo blend,

high cut control)

► PACS

► FM noise blanker

► Signal quality detection

► I2C-bus control

► RDS demodulator (TEF6623 & 24 only)

► Single 8.5 V supply

► SO32 package

► Very low external component count

► Allows for fast software development because of

integrated radio knowledge and easy interface

►Very good strong signal behavior

Key applications

► Aftermarket car radios

► Consumer radio

TEF6621属于RF/IF，射频/中频和 RFID > 射频接收器。恩智浦半导体公司制造生产的TEF6621射频接收器RF 接收器用于接收已调制的射频信号并对其进行解调，然后将数据传送到系统中进行处理。频率范围是 AM、FM、WB、0 Hz 至 64 GHz，数据速率为 250 bps 至 16 Gbps，数据接口包括连接器、I2C、I2S、引脚焊盘、并行、PCB、串行、焊盘、SPI、UART 和 USB。