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MCP3208-CI/ST Datasheet(PDF) 11 Page - Microchip Technology |
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MCP3208-CI/ST Datasheet(HTML) 11 Page - Microchip Technology |
11 / 40 page © 2008 Microchip Technology Inc. DS21298E-page 11 MCP3204/3208 Note: Unless otherwise indicated, VDD = VREF = 5V, VSS = 0V, fSAMPLE = 100 ksps, fCLK = 20* fSAMPLE, TA = +25°C. FIGURE 2-25: Effective Number of Bits (ENOB) vs. VREF. FIGURE 2-26: Spurious Free Dynamic Range (SFDR) vs. Input Frequency. FIGURE 2-27: Frequency Spectrum of 10 kHz input (Representative Part). FIGURE 2-28: Effective Number of Bits (ENOB) vs. Input Frequency. FIGURE 2-29: Power Supply Rejection (PSR) vs. Ripple Frequency. FIGURE 2-30: Frequency Spectrum of 1 kHz input (Representative Part, VDD = 2.7V). 9.00 9.25 9.50 9.75 10.00 10.25 10.50 10.75 11.00 11.25 11.50 11.75 12.00 0.00.5 1.01.5 2.02.5 3.03.5 4.04.5 5.0 V REF (V) VDD = VREF = 2.7 V FSAMPLE = 50 ksps VDD = VREF = 5 V FSAMPLE =100 ksps 0 10 20 30 40 50 60 70 80 90 100 110 100 Input Frequency (kHz) VDD = VREF = 5 V FSAMPLE = 100 ksps VDD = VREF = 2.7 V FSAMPLE = 50 ksps -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 0 10000 20000 30000 40000 50000 Frequency (Hz) VDD = VREF = 5 V FSAMPLE = 100 ksps FINPUT = 9.985 kHz 4096 points 8.0 8.5 9.0 9.5 10.0 10.5 11.0 11.5 12.0 110 100 Input Frequency (kHz) VDD = VREF = 2.7 V FSAMPLE = 50 ksps VDD = VREF = 5 V FSAMPLE = 100 ksps -80 -70 -60 -50 -40 -30 -20 -10 0 1 10 100 1000 10000 Ripple Frequency (kHz) -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 0 5000 10000 15000 20000 25000 Frequency (Hz) VDD = VREF = 2.7 V FSAMPLE = 50 ksps FINPUT = 998.76 Hz 4096 points |
Número de pieza similar - MCP3208-CI/ST |
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Descripción similar - MCP3208-CI/ST |
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