FM IF系统 FM IF System
Description
CA3089 is a monolithicintegrated circuit that provides all the functions of a comprehensive FM-IF system. The block diagram shows the CA3089 features, which include a three-stage FM-IF amplifier/limiter configuration with level detectors for each stage, a doubly-balanced quadrature FM detector and an audio amplifier that features the optional use of a muting squelch circuit.
Features.
• For FM IF Amplifier Applications in High-Fidelity, Automotive, and Communications Receivers
• Includes: IF Amplifier, Quadrature Detector, AF Preamplifier, and Specific Circuits for AGC, AFC, Muting Squelch, and Tuning Meter
• Exceptional Limiting Sensitivity at -3dB Point. . . . . . . . . . . . . . . . . . . . . . . . . . . 12µV Typ
• Low Distortion: with Double-Tuned Coil . . . . . . . . . . . . . . . . . 0.1% Typ
• Single-Coil Tuning Capability
• High Recovered Audio . . . . . . . . . . . . . . . . . .400mV Typ
• Provides Specific Signal for Control of Interchannel Muting Squelch
• Provides Specific Signal for Direct Drive of a Tuning Meter
• Provides Delayed AGC Voltage for RF Amplifier
• Provides a Specific Circuit for Flexible AFC
• Internal Supply-Voltage Regulators
型号 | 品牌 | 下载 |
---|---|---|
CA3089E | Intersil 英特矽尔 | 下载 |
CA3080E | Intersil 英特矽尔 | 下载 |
CA3054M96 | Intersil 英特矽尔 | 下载 |
CA3054MZ | Intersil 英特矽尔 | 下载 |
CA3054MZ96 | Intersil 英特矽尔 | 下载 |
CA3083MZ96 | Intersil 英特矽尔 | 下载 |
CA3083MZ | Intersil 英特矽尔 | 下载 |
CA3083Z | Intersil 英特矽尔 | 下载 |
CA3083M96 | Intersil 英特矽尔 | 下载 |
CA3083 | Intersil 英特矽尔 | 下载 |
CA3039 | Intersil 英特矽尔 | 下载 |