Datasheet LTC2376-18 (Analog Devices) - 7
| Manufacturer | Analog Devices |
| Description | 18-Bit, 250ksps, Low Power SAR ADC with 102dB SNR |
| Pages / Page | 26 / 7 — Typical perForMance characTerisTics. TA = 25°C, VDD = 2.5V, OVDD = 2.5V, … |
| File Format / Size | PDF / 1.4 Mb |
| Document Language | English |
Typical perForMance characTerisTics. TA = 25°C, VDD = 2.5V, OVDD = 2.5V, VCM = 2.5V,
Model Line for this Datasheet
- LTC2376CDE-18#PBF LTC2376CDE-18#PBF LTC2376CDE-18#TRPBF LTC2376CDE-18#TRPBF LTC2376CMS-18#PBF LTC2376CMS-18#PBF LTC2376CMS-18#TRPBF LTC2376CMS-18#TRPBF LTC2376HMS-18#PBF LTC2376HMS-18#PBF LTC2376HMS-18#TRPBF LTC2376HMS-18#TRPBF LTC2376IDE-18#PBF LTC2376IDE-18#PBF LTC2376IDE-18#TRPBF LTC2376IDE-18#TRPBF LTC2376IMS-18#PBF LTC2376IMS-18#PBF LTC2376IMS-18#TRPBF LTC2376IMS-18#TRPBF
Text Version of Document
LTC2376-18
Typical perForMance characTerisTics TA = 25°C, VDD = 2.5V, OVDD = 2.5V, VCM = 2.5V, REF = 5V, fSMPL = 250ksps, unless otherwise noted. SNR, SINAD vs Temperature, THD, Harmonics vs Temperature, fIN = 2kHz fIN = 2kHz INL/DNL vs Temperature
105.0 –115 1.0 104.5 104.0 SNR –120 0.5 MAX INL 103.5 THD MAX DNL 103.0 SINAD –125 3RD 102.5 0 MIN DNL 102.0 –130 SNR, SINAD (dBFS) 101.5 2ND INL/DNL ERROR (LSB) MIN INL HARMONICS, THD (dBFS) –0.5 101.0 –135 100.5 100.0 –140 –1.0 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 237618 G10 237618 G11 237618 G12
Full-Scale Error vs Temperature Offset Error vs Temperature Supply Current vs Temperature
8 2.0 1.4 6 –FS 1.5 1.2 IVDD 4 1.0 1.0 2 0.5 0.8 0 0 Y CURRENT (mA)0.6 –2 –0.5 OFFSET ERROR (LSB) 0.4 FULL-SCALE ERROR (LSB) –4 –1.0 POWER SUPPL IREF –6 +FS 0.2 –1.5 IOVDD –8 –2.0 0 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 237618 G13 237618 G14 237618 G15
Reference Current Shutdown Current vs Temperature CMRR vs Input Frequency vs Reference Voltage
45 100 0.18 IVDD + IOVDD + IREF 40 0.16 95 35 0.14 30 90 0.12 25 0.1 85 20 0.08 CMRR (dB) 15 80 0.06 10 REFERENCE CURRENT (mA) 0.04 POWER-DOWN CURRENT (µA) 75 5 0.02 0 70 0 –55 –35 –15 5 25 45 65 85 105 125 0 20 40 60 80 100 120 2.5 3.0 3.5 4.0 4.5 5.0 TEMPERATURE (°C) FREQUENCY (kHz) REFERENCE VOLTAGE (V) 237618 G16 237618 G17 237618 G18 237618fa For more information www.linear.com/LTC2376-18 7 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Reference Input Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Board Layout Package Description Revision History Typical Application Related Parts
Typical perForMance characTerisTics TA = 25°C, VDD = 2.5V, OVDD = 2.5V, VCM = 2.5V, REF = 5V, fSMPL = 250ksps, unless otherwise noted. SNR, SINAD vs Temperature, THD, Harmonics vs Temperature, fIN = 2kHz fIN = 2kHz INL/DNL vs Temperature
105.0 –115 1.0 104.5 104.0 SNR –120 0.5 MAX INL 103.5 THD MAX DNL 103.0 SINAD –125 3RD 102.5 0 MIN DNL 102.0 –130 SNR, SINAD (dBFS) 101.5 2ND INL/DNL ERROR (LSB) MIN INL HARMONICS, THD (dBFS) –0.5 101.0 –135 100.5 100.0 –140 –1.0 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 237618 G10 237618 G11 237618 G12
Full-Scale Error vs Temperature Offset Error vs Temperature Supply Current vs Temperature
8 2.0 1.4 6 –FS 1.5 1.2 IVDD 4 1.0 1.0 2 0.5 0.8 0 0 Y CURRENT (mA)0.6 –2 –0.5 OFFSET ERROR (LSB) 0.4 FULL-SCALE ERROR (LSB) –4 –1.0 POWER SUPPL IREF –6 +FS 0.2 –1.5 IOVDD –8 –2.0 0 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 237618 G13 237618 G14 237618 G15
Reference Current Shutdown Current vs Temperature CMRR vs Input Frequency vs Reference Voltage
45 100 0.18 IVDD + IOVDD + IREF 40 0.16 95 35 0.14 30 90 0.12 25 0.1 85 20 0.08 CMRR (dB) 15 80 0.06 10 REFERENCE CURRENT (mA) 0.04 POWER-DOWN CURRENT (µA) 75 5 0.02 0 70 0 –55 –35 –15 5 25 45 65 85 105 125 0 20 40 60 80 100 120 2.5 3.0 3.5 4.0 4.5 5.0 TEMPERATURE (°C) FREQUENCY (kHz) REFERENCE VOLTAGE (V) 237618 G16 237618 G17 237618 G18 237618fa For more information www.linear.com/LTC2376-18 7 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Reference Input Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Board Layout Package Description Revision History Typical Application Related Parts
