MAX2101CMQ Maxim Integrated Products, MAX2101CMQ Datasheet
MAX2101CMQ
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MAX2101CMQ Summary of contents
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... Network for I/Q Demodulation Divide-by-16 Prescaler for Oscillator PLL Programmable Counter for Variable Sample Rates Signal-Detection Function Selectable Offset Binary or Twos-Complement Output Data Format Automatic Baseband Offset Cancellation ______________Ordering Information PART MAX2101CMQ 950MHz to 2000MHz LOCAL OSCILLATOR L-BAND DOWNCONVERTER MATCHED FILTERS A/D CONVERSION MAX2101 ...
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Quadrature Digitizer ABSOLUTE MAXIMUM RATINGS Supply Voltage Ranges (Note 1) V ...................................................................(-0.3V to +6.5V .....................................................................(V INA V ....................................................................(V IND Note 1: The digital control inputs are diode protected; however, permanent damage may occur on unconnected units under ...
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ELECTRICAL CHARACTERISTICS (continued 4.75V to 5.25V +25°C, unless otherwise noted PARAMETER Power Detect Output Minimum Power Detect Output Maximum ADC LSB Size ADC Amplitude Response Match ADC Input Offset ADC Differential Nonlinearity ADC Integral ...
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Quadrature Digitizer ELECTRICAL CHARACTERISTICS (continued 4.75V to 5.25V +25°C, unless otherwise noted PARAMETER AC SPECIFICATIONS (GND = System Ground Port Dynamic Range (Notes Port VSWR (Note 6) IF ...
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TIMING CHARACTERISTICS (V = system ground GND CCA CCD PARAMETER Data Clock Period (Figure 2) Propagation Delay, Clock to Data (Figure 2) Data Output Skew (all 12 outputs) Settled within 20% (Figure 2) Aperture Delay Relative to ...
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Quadrature Digitizer ____________________________T ypical Operating Characteristics (continued 5V +25°C, unless otherwise noted VREF (PIN 88) VOLTAGE vs. SUPPLY VOLTAGE 1.215 1.214 1.213 1.212 1.211 1.210 4.75 4.85 4.95 5.05 5.15 5.25 V (V) ...
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Operating Characteristics (continued 5V +25°C, unless otherwise noted 100m 50m 0 -50m -100m -150m RF SIGNAL PATH GAIN vs. AGC (PIN 93) VOLTAGE 624MHz 5.1MHz BB ...
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Quadrature Digitizer ______________________________________________________________Pin Description PIN NAME FUNCTION 1, 9, 12, 13, 18, 19, 63, 67, GND Ground 82, 83, 89, 92, 98 VGNDQ Q Channel Baseband Ground Q Channel Baseband Amplifier, 3 BBINQ External Input Q Channel ...
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Description (continued) PIN NAME FUNCTION I Channel Baseband Amplifier, 78 BBINI External Input 79 VGNDI I Channel Baseband Ground High Impedance, connect to VREF 80 VREFIN (pin 88) 81 MIXOUTI I Channel Mixer Output 84 VSUBRF RF Demodulator Substrate ...
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Quadrature Digitizer V CC GAIN ADJUST 2k 0. INPUT SIGNAL 400MHz to 700MHz 0.01 F 2.2k 20k 1 ⁄ 2 0.01 F MAX407 4k 20k 5.6k MAX407 0. 20k 2k FILTER TUNE PHASE-LOCKED LOOP ...
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ANALOG INPUT t APERTURE DATA CLOCK DATA OUT NOTE: DATA IS VALID ON THE RISING EDGE OF DCLK. Figure 2. Baseband Signal, Sample/Data Clock, and Digitized Data Timing AGC IFIN (PIN 93) (PIN 90) AGC 40dB to 0dB IFINB (PIN ...
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Quadrature Digitizer REFERENCE AMPLIFIER FULL-SCALE/2 – COMMON MODE + BASEBAND CHANNEL I VREF (PIN 88) BANDGAP REFERENCE VPTAT (PIN 97) BASEBAND CHANNEL Q COMMON MODE FULL-SCALE/2 REFERENCE AMPLIFIER Figure 4. Functional Diagram—MAX2101 ADCs and Supporting Sections The MAX2101 integrates ...
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FILTER CUTOFF FREQUENCY vs. FTUNE +25° 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 FTUNE (V) Figure 6. Typical Filter Cutoff Frequency vs. FTUNE Input Voltage The MAX2101 provides ...
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Quadrature Digitizer DACA R S VREF (PIN 88) 1 ⁄ 2.2k 4 MAX418 R TC VPTAT (PIN 97) 5.6k R 4.7k DACB Figure 8. Independent Filter Tune Control Using Two Voltage-Output DACs I SET 0.3mA to 1mA VPTAT (PIN ...
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Filter Temperature Compensation In both techniques discussed above, the ratio R mines the compensation required to produce a filter response with 0TC. As noted in the VPTAT vs. Temperature graph in the Typical Operating Characteristics , this ratio should be ...
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Quadrature Digitizer 72 71 CIB CI 150k 76 OFFI 150k 68 ENOPB MAX2101 150k 5 OFFQ 150k CQB Figure 10. Offset Correction Network Digital Signal Interfacing The single-ended, LS-TTL compatible data outputs from the ADCs are ...
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IFIN (PIN 90 Figure 12. Equivalent Input Network At frequencies of interest, C will add a small phase PAD error to the impedance term. The inductance L els the bond wire and lead frame in series with ...
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Quadrature Digitizer (-47dBm to -7dBm 600MHz) S Figure 14. Example of Input Network to Minimize VSWR and Noise Figure ments were calculated assuming a 600MHz source fre- quency. Capacitor C provides an ...
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TNKA (PIN 17 Figure 15. Simplified Input Network for VCO Resonator Ports performance in the specification, the resonant network should exhibit a loaded Q greater than 20. The resonating inductor L should exhibit as high a ...
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Quadrature Digitizer DBS System Application A direct-broadcast satellite (DBS) receiver consists of an antenna to receive the X/Ku band carrier from the satellite, a low-noise block (LNB), an L-band downcon- verter, and a quadrature demodulator. The system stages include ...
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Configuration TOP VIEW 1 GND 2 VGNDQ 3 BBINQ 4 FTUNEQ 5 OFFQ 6 BBOUTQ 7 BBOUTQB 8 VCCQ GND 9 10 VGNDP 11 VCCP 12 GND 13 GND 14 TNKB 15 VCC2 16 VGND2 17 TNKA 18 GND ...
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Quadrature Digitizer ________________________________________________________Package Information PIN # BASE e B PLANE 22 ______________________________________________________________________________________ 0.40 0.016 MIN. R 0.012 DETAIL "A" 0.005 0° MIN DATUM PLANE R 0.012 L 0.005 MIN. ...
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Quadrature Digitizer 23 ...
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... 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. 24 __________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 (408) 737-7600 © 1996 Maxim Integrated Products Printed USA is a registered trademark of Maxim Integrated Products ...