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SI4731-DEMO Arkusz danych(PDF) 1 Page - Silicon Laboratories |
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SI4731-DEMO Arkusz danych(HTML) 1 Page - Silicon Laboratories |
1 / 14 page Rev. 0.1 5/08 Copyright © 2016 by Silicon Laboratories Si4731-DEMO Si4731-DEMO Si4731 D EMO B OARD U SER ’S G UIDE 1. Features Worldwide FM band support, 76–108 MHz Worldwide AM band support, 520–1710 kHz Auto seek/auto scan 48 FM and 48 AM station presets FM Radio Data Services (RDS) decoding (Pi Pty Ps RT CT AF displays) Automatic set time/date function via RDS Automatic Alternative Frequency (AF) switching Automatic AM channel spacing detection Single battery operation down to 0.9 V or three battery operation Adjustable parameters include Tuning spacing Seek SNR/RSSI thresholds Soft mute SNR/RSSI thresholds Channel filters Stereo and mono blend thresholds Band limits De-emphasis (50 or 75 µs) AM channel spacing detection threshold Stereo/mono indicator Volume control with mute function AM/FM band and signal quality indicator display Battery voltage indicator Calendar display 3x4 matrix keypad interface Direct input of station frequencies 2. Overview The Silicon Laboratories Si4731-DEMO board provides a complete portable AM/FM radio design with numerous enhanced features that demonstrate the capabilities of the Silicon Laboratories AM/FM and MCU product families. The Si4731-DEMO comes in a 3x3 mm 20-pin QFN package and is layout compatible with the entire Silicon Labs Si47xx radio family of FM receivers, transmitters, and transceivers. The host MCU is a Silicon Laboratories C8051F930 with internal oscillator and built-in DC-DC converter. A 79 x 101 dot matrix LCD provides the flexibility to display a variety of system information including RDS. The demo board can work with either one AA battery using the dc-dc converter of the C8051F930 MCU or three AAA batteries. |
Podobny numer części - SI4731-DEMO |
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Podobny opis - SI4731-DEMO |
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