LTM9004
14-Bit Direct Conversion
Receiver Subsystem
Features Description Integrated Dual 14-Bit, High-Speed ADC, Lowpass
Filter, Differential Gain Stages and I/Q Demodulator
n Lowpass Filter for Each ADC Channel 1.92MHz (LTM9004-AA) 4.42MHz (LTM9004-AB) 9.42MHz (LTM9004-AC) 20MHz (LTM9004-AD)
n RF Input Frequency Range: 0.7GHz to 2.7GHz
n 50Ω Single-Ended RF and LO Ports
n I/Q Gain Mismatch: 0.2dB Typical
n I/Q Phase Mismatch: 1.5 Deg Typical
n Voltage-Adjustable Demodulator DC Offsets
n 76dB/1.92MHz SNR (LTM9004-AA)
n 63.5dB SFDR (LTM9004-AA)
n Clock Duty Cycle Stabilizer
n Low Power: 1.83W
n Shutdown and Nap Modes
n 15mm × 22mm LGA Package The LTM®9004 is a 14-bit direct conversion receiver subsystem. Utilizing an integrated system in a package (SiP)
technology, the LTM9004 is a μModule® receiver that
includes a dual high speed 14-bit A/D converter, lowpass
filter, differential gain stages and a quadrature demodulator. Contact Linear Technology regarding customization. n Applications Telecommunications Direct Conversion Receivers
n Cellular Basestations
n The LTM9004 is perfect for zero-IF communications
applications, with AC performance that includes 76dB …