Datasheet LTC2500-32 (Analog Devices) - 10
| 制造商 | Analog Devices |
| 描述 | 32-Bit Over-Sampling ADC with Configurable Digital Filter |
| 页数 / 页 | 54 / 10 — TYPICAL PERFORMANCE CHARACTERISTICS. TA = 25°C, VDD = 2.5V, 0VDD = 2.5V, … |
| 文件格式/大小 | PDF / 1.7 Mb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS. TA = 25°C, VDD = 2.5V, 0VDD = 2.5V, VCM = 2.5V,
该数据表的模型线
文件文字版本
LTC2500-32
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VDD = 2.5V, 0VDD = 2.5V, VCM = 2.5V, REF = 5V, fSMPL = 1Msps, no latency output, unless otherwise noted. SNR, SINAD vs Temperature, THD, Harmonics vs Temperature, fIN = 2kHz fIN = 100Hz INL vs Temperature
106 –110 4 3 105 –115 2 THD 104 SNR –120 3RD 1 SINAD MAX INL 103 –125 0 –1 MIN INL 102 SNR, SINAD (dBFS) –130 INL ERROR (ppm) 2ND THD, HARMONICS (dBFS) –2 101 –135 –3 100 –140 –4 –40 –15 10 35 60 85 –40 –15 10 35 60 85 –40 –15 10 35 60 85 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 250032 G19 250032 G20 250032 G21
Full-Scale Error vs Temperature Offset Error vs Temperature Supply Current vs Temperature
10 5 10 4 I 9 VDD 3 8 5 2 7 +FS 1 6 0 0 Y CURRENT (mA) 5 –1 4 –FS –2 3 –5 FULL–SCALE ERROR (ppm) ZERO-SCALE ERROR (ppm) –3 2 POWER SUPPL I I REF OVDD –4 1 –10 –5 0 –40 –15 10 35 60 85 –40 –15 10 35 60 85 –40 –15 10 35 60 85 TEMPERATURE (oC) TEMPERATURE (°C) TEMPERATURE (°C) 250032 G22 250032 G23 250032 G24
Reference Current vs Reference Shutdown Current vs Temperature Voltage CMRR vs Input Frequency
40 1.0 140 V + – IN = VIN = 4.5VP-P SINE 0.9 130 30 0.8 120 20 0.7 110 CMRR (dB) 0.6 100 10 POWER–DOWN CURRENT (µA) REFERENCE CURRENT (mA) 0.5 90 0 0.4 80 –40 –15 10 35 60 85 2.5 3 3.5 4 4.5 5 0.01 0.1 1 10 100 500 TEMPERATURE (°C) REFERENCE VOLTAGE (V) FREQUENCY (kHz) 250032 G25 250032 G26 250032 G27 250032fb 10 For more information www.linear.com/LTC2500-32 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Converter Characteristics for Filtered Output (SDOA) Dynamic Accuracy for Filtered Output (SDOA) Converter Characteristics for No latency Output (SDOB) Dynamic Accuracy for No Latency Output (SDOB) Reference Input Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Overview Converter Operation Transfer Function Analog Input Input Drive Circuits ADC Reference Dynamic Performance Power Considerations Timing and Control Decimation Filters Digital Filter Types Digital Interface Preset Filter Modes Filtered Output Data No Latency Output Data Board Layout Package Description Revision History Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VDD = 2.5V, 0VDD = 2.5V, VCM = 2.5V, REF = 5V, fSMPL = 1Msps, no latency output, unless otherwise noted. SNR, SINAD vs Temperature, THD, Harmonics vs Temperature, fIN = 2kHz fIN = 100Hz INL vs Temperature
106 –110 4 3 105 –115 2 THD 104 SNR –120 3RD 1 SINAD MAX INL 103 –125 0 –1 MIN INL 102 SNR, SINAD (dBFS) –130 INL ERROR (ppm) 2ND THD, HARMONICS (dBFS) –2 101 –135 –3 100 –140 –4 –40 –15 10 35 60 85 –40 –15 10 35 60 85 –40 –15 10 35 60 85 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 250032 G19 250032 G20 250032 G21
Full-Scale Error vs Temperature Offset Error vs Temperature Supply Current vs Temperature
10 5 10 4 I 9 VDD 3 8 5 2 7 +FS 1 6 0 0 Y CURRENT (mA) 5 –1 4 –FS –2 3 –5 FULL–SCALE ERROR (ppm) ZERO-SCALE ERROR (ppm) –3 2 POWER SUPPL I I REF OVDD –4 1 –10 –5 0 –40 –15 10 35 60 85 –40 –15 10 35 60 85 –40 –15 10 35 60 85 TEMPERATURE (oC) TEMPERATURE (°C) TEMPERATURE (°C) 250032 G22 250032 G23 250032 G24
Reference Current vs Reference Shutdown Current vs Temperature Voltage CMRR vs Input Frequency
40 1.0 140 V + – IN = VIN = 4.5VP-P SINE 0.9 130 30 0.8 120 20 0.7 110 CMRR (dB) 0.6 100 10 POWER–DOWN CURRENT (µA) REFERENCE CURRENT (mA) 0.5 90 0 0.4 80 –40 –15 10 35 60 85 2.5 3 3.5 4 4.5 5 0.01 0.1 1 10 100 500 TEMPERATURE (°C) REFERENCE VOLTAGE (V) FREQUENCY (kHz) 250032 G25 250032 G26 250032 G27 250032fb 10 For more information www.linear.com/LTC2500-32 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Converter Characteristics for Filtered Output (SDOA) Dynamic Accuracy for Filtered Output (SDOA) Converter Characteristics for No latency Output (SDOB) Dynamic Accuracy for No Latency Output (SDOB) Reference Input Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Overview Converter Operation Transfer Function Analog Input Input Drive Circuits ADC Reference Dynamic Performance Power Considerations Timing and Control Decimation Filters Digital Filter Types Digital Interface Preset Filter Modes Filtered Output Data No Latency Output Data Board Layout Package Description Revision History Typical Application Related Parts