Overview
The SA636DK/01,118 is a low-voltage, high-performance monolithic FM IF system designed by NXP USA Inc. This component is tailored for high-bandwidth portable communication applications and operates effectively down to 2.7 V. It integrates a mixer/oscillator, two limiting intermediate frequency (IF) amplifiers, and a fast RSSI (Received Signal Strength Indicator) circuit, making it a comprehensive solution for various radio frequency (RF) applications.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VCC Supply Voltage | 2.7 | 3.0 | 5.5 | V | |
| ICC Supply Current | POWER_DOWN_CTRL = HIGH | 5.5 | 6.5 | 7.5 | mA |
| ICC(Stb) Standby Supply Current | POWER_DOWN_CTRL = LOW | - | - | 0.5 | mA |
| Tamb Ambient Temperature | Operating | -40 | 85 | °C | |
| Mixer Input Frequency | >500 MHz | ||||
| Mixer Conversion Power Gain | At 240 MHz | 11 dB | |||
| Mixer Noise Figure | At 240 MHz | 12 dB | |||
| Vo(RSSI) RSSI Output Voltage | IF level = -118 dBm (SA636DK/01) | 0.2 | 0.5 | V | |
| Vo(RSSI) RSSI Output Voltage | IF level = -118 dBm (SA636DK/02) | 0.15 | 0.45 | V |
Key Features
- Wideband data output (minimum 600 kHz)
- Fast RSSI rise and fall times
- Low power consumption: 6.5 mA typical at 3 V
- Mixer input frequency up to >500 MHz
- Mixer conversion power gain of 11 dB at 240 MHz
- Mixer noise figure of 12 dB at 240 MHz
- Power-down mode with CMOS and TTL compatible logic levels
- High input impedance
- Operating temperature range: -40°C to +85°C
Applications
The SA636DK/01,118 is designed for high-bandwidth portable communication applications, including but not limited to:
- FM and AM radio receivers
- Cellular and wireless communication systems
- VHF and UHF receivers
- General-purpose RF mixing and IF amplification
Q & A
- What is the operating voltage range of the SA636DK/01,118?
The operating voltage range is from 2.7 V to 5.5 V.
- What is the typical supply current of the SA636DK/01,118 at 3 V?
The typical supply current is 6.5 mA.
- What is the mixer input frequency range of the SA636DK/01,118?
The mixer input frequency range is up to >500 MHz.
- What is the mixer conversion power gain at 240 MHz?
The mixer conversion power gain is 11 dB at 240 MHz.
- What is the mixer noise figure at 240 MHz?
The mixer noise figure is 12 dB at 240 MHz.
- Does the SA636DK/01,118 have a power-down mode?
Yes, it has a power-down mode controlled by the POWER_DOWN_CTRL pin.
- What are the logic levels compatible with the power-down mode?
The power-down mode is compatible with CMOS and TTL logic levels.
- What is the operating temperature range of the SA636DK/01,118?
The operating temperature range is from -40°C to +85°C.
- What is the RSSI output voltage range for an IF level of -118 dBm in the SA636DK/01?
The RSSI output voltage range is from 0.2 V to 0.5 V.
- What is the RSSI output voltage range for an IF level of -118 dBm in the SA636DK/02?
The RSSI output voltage range is from 0.15 V to 0.45 V.
