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SI4844-DEMO

Description
SI4844 EVAL AND DEMO BOARD
CategoryDevelopment board/suite/development tools   
File Size2MB,22 Pages
ManufacturerSilicon Laboratories Inc
Environmental Compliance
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SI4844-DEMO Overview

SI4844 EVAL AND DEMO BOARD

SI4844-DEMO Parametric

Parameter NameAttribute value
typetuner
frequency-
Supporting products/related productsSi4844
What's includedplate
Si4840/44-DEMO
Si4840/44 D
EMO
B
OARD
U
SER
S
G
UIDE
1. Features
ATDD (analog tune and digital display) FM/AM/SW radio
Worldwide FM band support from 64 to 109 MHz with 5 default sub-bands:

FM1

FM2

FM3

FM4

FM5
87–108 MHz (Demo Board Default)
86.5–109 MHz
87.3–108.25 MHz
76–90 MHz
64–87 MHz (Demo Board Default)
520–1710 kHz (Demo Board Default)
522–1620 kHz(Demo Board Default)
504–1665 kHz
520–1730 kHz
510–1750 kHz
5.6–6.4 MHz (Demo Board Default, for Si4844 only)
5.95–6.2 MHz
6.8–7.6 MHz (Demo Board Default, for Si4844 only)
7.1–7.6 MHz
9.2–10 MHz (Demo Board Default, for Si4844 only)
9.2–9.9 MHz
11.45–12.25 MHz (Demo Board Default, for Si4844 only)
11.6–12.2 MHz
13.4–14.2 MHz (Demo Board Default, for Si4844 only)
13.57–13.87 MHz
15–15.9 MHz (Demo Board Default, for Si4844 only)
15.1–15.8 MHz
17.1–18 MHz (Demo Board Default, for Si4844 only)
17.48–17.9 MHz
21.2–22 MHz (Demo Board Default, for Si4844 only)
21.45–21.85 MHz
Worldwide AM band support from 504 to 1750 kHz with 5 default sub-bands:

AM1

AM2

AM3

AM4

AM5
Worldwide SW band support from 2.3 MHz to 28.5 MHz with 16 default sub-bands:

SW1

SW2

SW3

SW4

SW5

SW6

SW7

SW8

SW9

SW10

SW11

SW12

SW13

SW14

SW15

SW16
Twelve-position slide switch or one push button for selecting different bands according to the target application
Two AAA battery operations with working voltage down to 2.0 V
Economical potentiometer for frequency tuning replaces more expensive variable capacitor (PVC)
Potentiometer and/or push button volume control
FM 50 µs or 75 µs (default) de-emphasis
FM stereo indication threshold 6 dB separation at 20 dBµv RF input (default) or 12 dB separation at 28 dBµv RF
input
9-level Bass/Treble via push button control for FM
7-level Bass/Treble via push button control for AM/SW
FM/AM/SW band indicator and frequency display in LCD
2x4 matrix keypad
The frequency range of each band, the ST indication threshold, de-emphasis and AM channel space can be
reconfigured by host MCU.
Rev 0.1 8/11
Copyright © 2011 by Silicon Laboratories
Si4840/44-DEMO

SI4844-DEMO Related Products

SI4844-DEMO SI4840-DEMO
Description SI4844 EVAL AND DEMO BOARD SI4840 DEMO AND EVAL BOARD
type tuner tuner
Supporting products/related products Si4844 Si4840
What's included plate plate
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