Datasheet LTC2157-14, LTC2156-14, LTC2155-14 (Analog Devices) - 34

LTC2157-14/ LTC2156-14/LTC2155-14
TYPICAL APPLICATION LTC2157-14: 32K Point FFT,
VDD
fIN = 15MHz, –1dBFS, 250Msps
OVDD CHANNEL A 0 DA12_13 14-BIT ANALOG CORRECTION • –20 S/H OUTPUT PIPELINED DDR INPUT LOGIC DRIVERS • ADC CORE LVDS • DA0_1 –40 –60 CLOCK/DUTY OGND CLOCK CYCLE CONTROL OVDD AMPLITUDE (dBFS) –80 CHANNEL B –100 DB12_13 14-BIT • ANALOG CORRECTION –120 S/H OUTPUT PIPELINED • DDR INPUT LOGIC DRIVERS 0 20 40 60 80 100 120 ADC CORE • LVDS FREQUENCY (MHz) DB0_1 21576514 TA10b GND 21576514 TA10a OGND
RELATED PARTS PART NUMBER DESCRIPTION COMMENTS ADCs
LTC2208 16-Bit, 130Msps, 3.3V ADC, LVDS Outputs 1250mW, 77.7dB SNR, 100dB SFDR, 48-Pin QFN LTC2157-12/ LTC2156-12/ 12-Bit, 250Msps/210Msps/170Msps, 588mW/543mW/495mW, 68.5dB SNR, 90dB SFDR LTC2155-12 1.8V Dual ADC, LVDS DDR Outputs LTC2242-10/LTC2241-10/ 10-Bit, 250Msps/210Msps/170Msps, 740mW/585mW/445mW, 60.6dB SNR, 78dB SFDR, 64-Pin QFN LTC2240-10 2.5V ADC, LVDS Outputs LTC2242-12/LTC2241-12/ 12-Bit, 250Msps/210Msps/170Msps, 740mW/585mW/445mW, 65.5dB SNR, 80dB SFDR, 64-Pin QFN LTC2240-12 2.5V ADC, LVDS Outputs LTC2262-14 14-Bit, 150Msps 1.8V ADC, Ultralow Power 149mW, 72.8dB SNR, 88dB SFDR, DDR LVDS/DDR CMOS/CMOS Outputs, 6mm × 6mm 36-Pin QFN
RF Mixers/Demodulators
LT5517 40MHz to 900MHz Direct Conversion Quadrature High IIP3: 21dBm at 800MHz, Integrated LO Quadrature Generator Demodulator LT5527 400MHz to 3.7GHz High Linearity 24.5dBm IIP3 at 900MHz, 23.5dBm IIP3 at 3.5GHz, NF = 12.5dB, Downconverting Mixer 50Ω Single-Ended RF and LO Ports LT5575 800MHz to 2.7GHz Direct Conversion High IIP3: 28dBm at 900MHz, Integrated LO Quadrature Generator, Quadrature Demodulator Integrated RF and LO Transformer
Amplifiers/Filters
LTC6409 10GHz GBW, 1.1nV/√Hz Differential Amplifier/ 88dB SFDR at 100MHz, Input Range Includes Ground 52mA Supply Current ADC Driver 3mm × 2mm QFN Package LTC6412 800MHz, 31dB Range, Analog-Controlled Continuously Adjustable Gain Control, 35dBm OIP3 at 240MHz, 10dB Noise Variable Gain Amplifier Figure, 4mm × 4mm QFN-24 LTC6420-20 1.8GHz Dual Low Noise, Low Distortion Fixed Gain 10V/V, 1nV/√Hz Total Input Noise, 80mA Supply Current per Differential ADC Drivers for 300MHz IF Amplifier, 3mm × 4mm QFN-20
Receiver Subsystems
LTM®9002 14-Bit Dual Channel IF/Baseband Receiver Integrated High Speed ADC, Passive Filters and Fixed Gain Differential Amplifiers Subsystem LTM9003 12-Bit Digital Pre-Distortion Receiver Integrated 12-Bit ADC Down-Converter Mixer with 0.4GHz to 3.8GHz Input Frequency Range 21576514fb 34 LT 1214 REV B • PRINTED IN USA Linear Technology Corporation 1630 McCarthy Blvd., Milpitas, CA F 9 o 5 r0 m 3 o 5-re7 i4nfo 17 rmation www.linear.com/LTC2157-14 (408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com/LTC2157-14 LINEAR TECHNOLOGY CORPORATION 2011 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Power Requirements Digital Inputs And Outputs Timing Characteristics Timing Diagrams Typical Performance Characteristics Pin Functions Functional Block Diagram Applications Information Package Description Related Parts