参数资料
型号: ATR4258-ILQH 19
厂商: Atmel
文件页数: 1/38页
文件大小: 0K
描述: IC RCVR AM/FM 3WIRE BUS 44SSOP
产品变化通告: ATR425x Obsolescence 03/Apr/2012
标准包装: 2,000
频率: 10.7MHz
调制或协议: AM,FM
应用: AM/FM 无线电接收器
电流 - 接收: 45mA
数据接口: PCB,表面贴装
天线连接器: PCB,表面贴装
电源电压: 8 V ~ 10 V
工作温度: -40°C ~ 85°C
封装/外壳: 44-SSOP(0.291",7.40mm 宽)
供应商设备封装: 44-SSO
包装: 带卷 (TR)
其它名称: ATR4258-ILQH
ATR4258-ILQH-ND
Features
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FM Double-conversion System
Integrated Second IF Filter with Software-controlled Bandwidth
Completely Integrated FM Demodulator
Soft Mute and Multipath Noise Cancellation
Receiving Condition Analyzer
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AM Up/Down-conversion System
AM Preamplifier with AGC and Stereo Capability
3-wire Bus Controlled
Search Stop Signal Generation (AM and FM)
Automatic Alignment Possible
Pin Compatible with ATR4255
World Tuner, US Weatherboard, J-band
Lead-free Package
AM/FM
Receiver IC
ATR4258
Electrostatic sensitive device.
Observe precautions for handling.
1. Description
The ATR4258 is a highly integrated AM/FM front-end circuit manufactured using
Atmel ’s advanced BICMOS technology. It represents a complete, automatically
adjustable AM/FM front end, containing a double-conversion system for FM and an
up/down-conversion receiver for AM with IF1 = 10.7 MHz and IF2 = 450 kHz. The
front end is suitable for digital or analog AF-signal processing. Together with the PLL
U4256BM, an automatically aligned high-performance AM/FM tuner can be built.
These ICs are dedicated for highly sophisticated car radio applications.
Rev. 4838B–AUDR–05/05
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