Overview
The SA604AD/01,118 is a high-performance, low-power FM Intermediate Frequency (IF) system produced by NXP USA Inc. This monolithic IC integrates several key components, including two limiting intermediate frequency amplifiers, a quadrature detector, muting circuitry, a logarithmic Received Signal Strength Indicator (RSSI), and a voltage regulator. Designed for low power consumption and high stability, the SA604AD is suitable for a variety of applications in the field of radio frequency and communication systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package Type | SO16 (surface-mounted miniature) | |
| Supply Voltage | 2.1 - 3.1 | V |
| Current Consumption | 3.3 | mA |
| IF Bandwidth | 25 | MHz |
| RSSI Dynamic Range | > 90 | dB |
| IF Input Impedance | 1.4 - 1.6 | kΩ |
| IF Output Impedance | 0.85 - 1.0 | kΩ |
| Operating Temperature | -40 to +85 | °C |
| Sensitivity | 1.5 μV (across input pins) |
Key Features
- Low power consumption: 3.3 mA typical
- Temperature compensated logarithmic RSSI with a dynamic range in excess of 90 dB
- Two audio outputs — muted and un-muted
- Low external component count; suitable for crystal/ceramic filters
- Excellent sensitivity: 1.5 μV across input pins for 12 dB SINAD at 455 kHz
- High IF/limiter gain and overall stability
Applications
- Cellular radio FM IF
- High-performance communications receivers
- Intermediate frequency amplification and detection up to 25 MHz
- RF level meter
- Spectrum analyzer
- Instrumentation
- FSK and ASK data receivers
Q & A
- What is the SA604AD/01,118 used for? The SA604AD/01,118 is used in various applications including cellular radio FM IF, high-performance communications receivers, and intermediate frequency amplification.
- What is the typical current consumption of the SA604AD/01,118? The typical current consumption is 3.3 mA.
- What is the IF bandwidth of the SA604AD/01,118? The IF bandwidth is 25 MHz.
- What is the dynamic range of the RSSI in the SA604AD/01,118? The RSSI dynamic range is in excess of 90 dB.
- What are the package options for the SA604AD/01,118? It is available in an SO16 (surface-mounted miniature) package.
- What is the operating temperature range of the SA604AD/01,118? The operating temperature range is -40°C to +85°C.
- How sensitive is the SA604AD/01,118? It has a sensitivity of 1.5 μV across input pins for 12 dB SINAD at 455 kHz.
- Does the SA604AD/01,118 have temperature compensation? Yes, it features temperature compensated logarithmic RSSI.
- What types of audio outputs does the SA604AD/01,118 provide? It provides two audio outputs — muted and un-muted.
- Is the SA604AD/01,118 suitable for use with crystal/ceramic filters? Yes, it has a low external component count and is suitable for use with crystal/ceramic filters.
