Datasheet LTC2374-16 (Analog Devices) - 9
| 制造商 | Analog Devices |
| 描述 | 16-Bit, 1.6Msps, 8-Channel SAR ADC with 96dB SNR |
| 页数 / 页 | 44 / 9 — Typical perForMance characTerisTics. TA = 25°C, VDD = 5V, OVDD = 2.5V, … |
| 文件格式/大小 | PDF / 2.4 Mb |
| 文件语言 | 英语 |
Typical perForMance characTerisTics. TA = 25°C, VDD = 5V, OVDD = 2.5V, REFIN = 2.048V,
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LTC2374-16
Typical perForMance characTerisTics TA = 25°C, VDD = 5V, OVDD = 2.5V, REFIN = 2.048V, Fully Differential Range, VCM = 2.048V, fSMPL = 1.6Msps, unless otherwise noted. THD, Harmonics vs Input SNR, SINAD vs Input Frequency Frequency CMRR vs Input Frequency
100.0 –60.0 80 95.0 –70.0 75 SNR 90.0 –80.0 70 85.0 –90.0 65 SINAD CMRR (dB) 80.0 –100.0 60 SNR, SINAD (dBFS) THD, HARMONICS (dBFS) 75.0 –110.0 THD 55 2ND 3RD 70.0 –120.0 50 0 25 50 75 100 125 150 175 200 0 25 50 75 100 125 150 175 200 0 200 400 600 800 FREQUENCY (kHz) FREQUENCY (kHz) FREQUENCY (kHz) 237416 G12 237416 G10 237416 G11
SNR, SINAD vs Temperature, THD, Harmonics vs Temperature, PSRR vs Frequency fIN = 1kHz fIN = 1kHz
95 96.5 –105 90 85 –110 SNR 96.0 80 THD 75 SINAD –115 70 95.5 3RD PSRR (dB) 65 –120 60 SNR, SINAD (dBFS) 95.0 2ND THD, HARMONICS (dBFS) 55 –125 50 45 94.5 . 1 10 100 1k –40 –15 10 35 60 85 –40 –15 10 35 60 85 FREQUENCY (kHz) TEMPERATURE (°C) TEMPERATURE (°C) 237416 G14 237416 G15 237416 G13
Full-Scale Error vs Temperature INL vs Temperature REFBUF = 4.096V Zero-Scale Error vs Temperature
1.0 2 1.0 0.5 1 +FS 0.5 MAX INL 0 0 0 INL ERROR (LSB) –0.5 MIN INL –1 FULL–SCALE ERROR (LSB) –FS –0.5 ZERO–SCALE ERROR (LSB) –1.0 –2 –1.0 –40 –15 10 35 60 85 –40 –15 10 35 60 85 –40 –15 10 35 60 85 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 237416 G16 237416 G17 237416 G18 237416fa For more information www.linear.com/LTC2374-16 9 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Reference Buffer Characteristics Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Electrical Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Package Description Revision History Typical Application Related Parts
Typical perForMance characTerisTics TA = 25°C, VDD = 5V, OVDD = 2.5V, REFIN = 2.048V, Fully Differential Range, VCM = 2.048V, fSMPL = 1.6Msps, unless otherwise noted. THD, Harmonics vs Input SNR, SINAD vs Input Frequency Frequency CMRR vs Input Frequency
100.0 –60.0 80 95.0 –70.0 75 SNR 90.0 –80.0 70 85.0 –90.0 65 SINAD CMRR (dB) 80.0 –100.0 60 SNR, SINAD (dBFS) THD, HARMONICS (dBFS) 75.0 –110.0 THD 55 2ND 3RD 70.0 –120.0 50 0 25 50 75 100 125 150 175 200 0 25 50 75 100 125 150 175 200 0 200 400 600 800 FREQUENCY (kHz) FREQUENCY (kHz) FREQUENCY (kHz) 237416 G12 237416 G10 237416 G11
SNR, SINAD vs Temperature, THD, Harmonics vs Temperature, PSRR vs Frequency fIN = 1kHz fIN = 1kHz
95 96.5 –105 90 85 –110 SNR 96.0 80 THD 75 SINAD –115 70 95.5 3RD PSRR (dB) 65 –120 60 SNR, SINAD (dBFS) 95.0 2ND THD, HARMONICS (dBFS) 55 –125 50 45 94.5 . 1 10 100 1k –40 –15 10 35 60 85 –40 –15 10 35 60 85 FREQUENCY (kHz) TEMPERATURE (°C) TEMPERATURE (°C) 237416 G14 237416 G15 237416 G13
Full-Scale Error vs Temperature INL vs Temperature REFBUF = 4.096V Zero-Scale Error vs Temperature
1.0 2 1.0 0.5 1 +FS 0.5 MAX INL 0 0 0 INL ERROR (LSB) –0.5 MIN INL –1 FULL–SCALE ERROR (LSB) –FS –0.5 ZERO–SCALE ERROR (LSB) –1.0 –2 –1.0 –40 –15 10 35 60 85 –40 –15 10 35 60 85 –40 –15 10 35 60 85 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 237416 G16 237416 G17 237416 G18 237416fa For more information www.linear.com/LTC2374-16 9 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Reference Buffer Characteristics Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Electrical Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Package Description Revision History Typical Application Related Parts