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MAXIM INTEGRATED / ANALOG DEVICES MAX2121ETI L-band Satellite Tuner
The MAX2121 is a high-performance, low-cost, direct-conversion L-band tuner IC designed for satellite and VSAT applications. It covers 925MHz to 2175MHz frequency range, integrating an LNA, RF variable-gain amplifier, and digital baseband control with a small 28-pin TQFN package. The device features a monolithic VCO, fractional-N synthesizer, and on-chip crystal oscillator, providing over 80dB gain control, low phase noise, and high dynamic range from -75dBm to 0dBm. It offers low power standby mode and robust serial interface for easy system integration.
MAXIM INTEGRATED / ANALOG DEVICES MAX2121ETI L-band Satellite Tuner Specifications:
- Frequency Range: 925MHz to 2175MHz
- Supply Voltage: +3.3V ±5%
- Power Consumption: Typical 200mA in receive mode
- Gain Control Range: Over 80dB via digital interface
- VCO Autoselect: Supported with on-chip fractional-N synthesizer
- Phase Noise: -97dBe/Hz at 10kHz offset
- Operating Temperature Range: -40°C to +85°C
- Package: 28-pin TQFN (5mm x 5mm)
- Crystal Frequency: 12–30 MHz with ESR ≤ 80Ω at 12MHz or ESR ≤ 60Ω at 14–30MHz
- Integrated LP filters: 123.75MHz
- Low Power Standby Mode: Enabled via control register
- RF Input Power: Up to +10dBm
- Serial Interface: I2C compatible, up to 400kHz
- VCO Tuning Voltage Range: 0.4V to 2.3V
- VCO Lock Detection: 3-bit ADC for VCO status
Buy the MAXIM Series MAX2121 L-Band Tuner: MAX2121ETI
Enhance your satellite system with the MAXIM MAX2121 L-band tuner IC, offering broad frequency coverage from 925MHz to 2175MHz, integrated low-noise amplifier, VCO, and digital control. Its small 28-pin package allows for space-efficient designs while providing over 80dB of gain control, low phase noise, and high dynamic range suitable for DVB-S2 and VSAT applications. Easy to interface via I2C, this advanced tuner provides excellent stability, low power standby mode, and reliable operation for demanding communication needs.
Get MAXIM MAX2121ETI today—designed for precise satellite reception and durable performance in compact form.
Frequently Asked Questions
Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX2121ETI?
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How do I troubleshoot issues or seek technical support for part MAX2121ETI?
You can download the MAX2121ETI datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.
Who is the manufacturer of MAX2121ETI?
MAXIM INTEGRATED / ANALOG DEVICES