QN8027中文资料FM调频发射芯片数据手册恩XP规格书

描述 Description

The QN8027 is a high performance, low power, fullfeatured single-chip stereo FM transmitter designed for
portable audio/video players, automotive accessories, cell
phones, and GPS personal navigation devices. The
QN8027 covers frequencies from 76 MHz to 108 MHz in
50/100/200 kHz step sizes for worldwide FM band support.
The QN8027 also supports RDS/RBDS data transmit.

特性 Features

• Worldwide FM Band Transmit
• 76 MHz to 108 MHz full band tuning in
50/100/200 kHz step sizes
• 50/75µs pre-emphasis
• Ease of Integration
• Small footprint, 3 x 3 x 0.95mm MSOP10
• Only 2 external passive components required
• Adaptive antenna tuning
• Low cellular and GPS band spurs
• High Immunity to TDMA (GSM/GPRS) burst noise
• Multiple crystal frequencies supported
• I
2C interface
• Very Low Power Consumption
• 6.5 mA of FCC output level
• Integrated voltage regulator, direct connect to battery
• Power saving IDLE mode
• High Performance FM Transmitter (FMT)
• 63dB Stereo SNR, 0.05% THD
• Maximum 121 dBuVp RF output level with 42dB
adjustable range
• Automatic Input Audio Sensing
• RF power automatically turned off if no input
audio signal for 60s
• RDS/RBDS Transmit
• Supports US and European data service,
including TMC (Traffic Messaging Channel)
• Robust Operation
• -250C to +850C operation
• ESD protection on all input and output pads

应用 Application

• Cell Phones / PDAs / Smart Phones
• Portable Audio & Media Players
• GPS Personal Navigation Devices
• Automotive and Accessories