MAX9985ETX-T Maxim Integrated Products, MAX9985ETX-T Datasheet
![no-image](/images/manufacturer_photos/0/4/417/maxim_integrated_products_sml.jpg)
MAX9985ETX-T
Specifications of MAX9985ETX-T
Related parts for MAX9985ETX-T
MAX9985ETX-T Summary of contents
Page 1
... Inputs o Built-In SPDT LO Switch with 43dB LO1-to-LO2 Isolation and 50ns Switching Time o Pin-Compatible with MAX9995/MAX9995A Applications 1700MHz to 2200MHz Mixers o Lead-Free Package Available PART MAX9985ETX MAX9985ETX-T MAX9985ETX+ MAX9985ETX Exposed paddle Tape-and-reel package. + Denotes lead-free and RoHS compliant. Features Ordering Information PKG TEMP RANGE ...
Page 2
Dual, SiGe, High-Linearity, 700MHz to 1000MHz Downconversion Mixer with LO Buffer/Switch ABSOLUTE MAXIMUM RATINGS V to GND ...........................................................-0.3V to +5.5V CC LO1, LO2 to GND ...............................................................±0.3V Any Other Pins to GND...............................-0. RFMAIN, RFDIV, and LO_ Input Power ..........................+20dBm ...
Page 3
Dual, SiGe, High-Linearity, 700MHz to 1000MHz Downconversion Mixer with LO Buffer/Switch AC ELECTRICAL CHARACTERISTICS (continued) (Using the Typical Application Circuit , -5dBm 820MHz to 920MHz 5.0V -5dBm, P ...
Page 4
Dual, SiGe, High-Linearity, 700MHz to 1000MHz Downconversion Mixer with LO Buffer/Switch AC ELECTRICAL CHARACTERISTICS (continued) (Using the Typical Application Circuit , -5dBm 820MHz to 920MHz 5.0V -5dBm, P ...
Page 5
Dual, SiGe, High-Linearity, 700MHz to 1000MHz Downconversion Mixer with LO Buffer/Switch (Using the Typical Application Circuit , V wise noted.) CONVERSION GAIN vs. RF FREQUENCY -30° +85° +25°C C ...
Page 6
Dual, SiGe, High-Linearity, 700MHz to 1000MHz Downconversion Mixer with LO Buffer/Switch (Using the Typical Application Circuit , V wise noted.) 2RF-2LO RESPONSE vs. RF FREQUENCY +85° -5dBm -30°C C ...
Page 7
Dual, SiGe, High-Linearity, 700MHz to 1000MHz Downconversion Mixer with LO Buffer/Switch (Using the Typical Application Circuit , V wise noted.) CHANNEL ISOLATION vs. RF FREQUENCY -30°C, +25°C, +85° 700 800 ...
Page 8
Dual, SiGe, High-Linearity, 700MHz to 1000MHz Downconversion Mixer with LO Buffer/Switch (Using the Typical Application Circuit , V wise noted.) LO LEAKAGE AT RF PORT vs. LO FREQUENCY -20 - +25° -30° -40 T ...
Page 9
Dual, SiGe, High-Linearity, 700MHz to 1000MHz Downconversion Mixer with LO Buffer/Switch (Using the Typical Application Circuit , V wise noted.) RF PORT RETURN LOSS vs. RF FREQUENCY -3dBm, 0dBm, +3dBm ...
Page 10
Dual, SiGe, High-Linearity, 700MHz to 1000MHz Downconversion Mixer with LO Buffer/Switch (Using the Typical Application Circuit , V wise noted.) INPUT P vs. RF FREQUENCY 1dB (VARIOUS LO AND IF BUFFER BIAS ...
Page 11
Dual, SiGe, High-Linearity, 700MHz to 1000MHz Downconversion Mixer with LO Buffer/Switch PIN NAME 1 RFMAIN Main Channel RF input. Internally matched to 50Ω. Requires an input DC-blocking capacitor. 2 TAPMAIN Main Channel Balun Center Tap. Bypass to GND with capacitors ...
Page 12
Dual, SiGe, High-Linearity, 700MHz to 1000MHz Downconversion Mixer with LO Buffer/Switch Detailed Description The MAX9985 is a dual-channel downconverter designed to provide 6dB of conversion gain, +28.5dBm input IP3, and +16.2dBm 1dB input compression point, with a 10.5dB NF. In ...
Page 13
Dual, SiGe, High-Linearity, 700MHz to 1000MHz Downconversion Mixer with LO Buffer/Switch LO Buffer Bias Resistors Bias currents for the two on-chip LO buffers is opti- mized by fine-tuning the off-chip resistors on LODBIAS (pin 17) and LOMBIAS (pin 29). The ...
Page 14
Dual, SiGe, High-Linearity, 700MHz to 1000MHz Downconversion Mixer with LO Buffer/Switch C18 RFMAIN RF MAIN INPUT C1 TAPMAIN C3 C2 GND GND GND C6 C7 TAPDIV RFDIV RF DIV INPUT ...
Page 15
... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 15 © 2007 Maxim Integrated Products ...