Datasheet LTC2309 (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | 8-Channel, 12-Bit SAR ADC with I2C Interface |
| 页数 / 页 | 26 / 6 — TA = 25°C, VDD = 5V, fSMPL = 14ksps, unless otherwise noted. Integral … |
| 文件格式/大小 | PDF / 1.7 Mb |
| 文件语言 | 英语 |
TA = 25°C, VDD = 5V, fSMPL = 14ksps, unless otherwise noted. Integral Nonlinearity. Differential Nonlinearity. 1kHz Sine Wave
该数据表的模型线
- LTC2309CF#PBF LTC2309CF#PBF LTC2309CF#TRPBF LTC2309CF#TRPBF LTC2309CUF#PBF LTC2309CUF#PBF LTC2309CUF#TRPBF LTC2309CUF#TRPBF LTC2309HF#PBF LTC2309HF#PBF LTC2309HF#TRPBF LTC2309HF#TRPBF LTC2309IF#PBF LTC2309IF#PBF LTC2309IF#TRPBF LTC2309IF#TRPBF LTC2309IUF#PBF LTC2309IUF#PBF LTC2309IUF#TRPBF LTC2309IUF#TRPBF
文件文字版本
LTC2309 tYpICAL peRFORMAnCe CHARACteRIstICs
TA = 25°C, VDD = 5V, fSMPL = 14ksps, unless otherwise noted. Integral Nonlinearity Differential Nonlinearity 1kHz Sine Wave vs Output Code vs Output Code 8192 Point FFT Plot
1.00 1.00 0 SNR = 73.4dB 0.75 0.75 –20 SINAD = 73.3dB THD = –88dB 0.50 0.50 –40 0.25 0.25 –60 0 0 INL (LSB) DNL (LSB) –80 –0.25 –0.25 MAGNITUDE (dB) –100 –0.50 –0.50 –0.75 –0.75 –120 –1.00 –1.00 –140 0 1024 2048 3072 4096 0 1024 2048 3072 4096 0 1 2 3 4 5 6 7 OUTPUT CODE OUTPUT CODE FREQUENCY (kHz) 2309 G01 2309 G02 2309 G03
Supply Current vs Sampling Frequency Offset Error vs Temperature Full-Scale Error vs Temperature
2.5 2.0 4 1.5 2.0 2 1.0 UNIPOLAR 1.5 0.5 0 0 UNIPOLAR BIPOLAR 1.0 –0.5 –2 SUPPLY CURRENT (mA) OFFSET ERROR (LSB) –1.0 BIPOLAR FULL-SCALE ERROR (LSB) 0.5 –4 –0.5 0 –2.0 –6 0.1 1 10 100 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 SAMPLING FREQUENCY (ksps) TEMPERATURE (°C) TEMPERATURE (°C) 3209 G04 2309 G05 2309 G06
Analog Input Leakage Current Supply Current vs Temperature Sleep Current vs Temperature vs Temperature
3.0 10 1000 2.8 900 2.6 8 800 2.4 700 2.2 6 600 2.0 500 1.8 4 400 1.6 SLEEP CURRENT (µA) 300 CH (ON) SUPPLY CURRENT (mA) LEAKAGE CURRENT (nA) 1.4 2 200 CH (OFF) 1.2 100 1.0 0 0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 2309 G07 2309 G08 2309 G09 2309fd Document Outline Features Description Applications Absolute Maximum Ratings Pin Configuration Order Information CONVERTER AND MULTIPLEXER CHARACTERISTICS ANALOG INPUT DYNAMIC ACCURACY INTERNAL REFERENCE CHARACTERISTICS I2C Inputs and Digital Outputs POWER REQUIREMENTS I2C TIMING CHARACTERISTICS ADC TIMING CHARACTERISTICS Typical Performance Characteristics Pin Functions Functional Block Diagram TIMING DIAGRAM Applications Information Package Description Revision History Typical Application Related Parts
TA = 25°C, VDD = 5V, fSMPL = 14ksps, unless otherwise noted. Integral Nonlinearity Differential Nonlinearity 1kHz Sine Wave vs Output Code vs Output Code 8192 Point FFT Plot
1.00 1.00 0 SNR = 73.4dB 0.75 0.75 –20 SINAD = 73.3dB THD = –88dB 0.50 0.50 –40 0.25 0.25 –60 0 0 INL (LSB) DNL (LSB) –80 –0.25 –0.25 MAGNITUDE (dB) –100 –0.50 –0.50 –0.75 –0.75 –120 –1.00 –1.00 –140 0 1024 2048 3072 4096 0 1024 2048 3072 4096 0 1 2 3 4 5 6 7 OUTPUT CODE OUTPUT CODE FREQUENCY (kHz) 2309 G01 2309 G02 2309 G03
Supply Current vs Sampling Frequency Offset Error vs Temperature Full-Scale Error vs Temperature
2.5 2.0 4 1.5 2.0 2 1.0 UNIPOLAR 1.5 0.5 0 0 UNIPOLAR BIPOLAR 1.0 –0.5 –2 SUPPLY CURRENT (mA) OFFSET ERROR (LSB) –1.0 BIPOLAR FULL-SCALE ERROR (LSB) 0.5 –4 –0.5 0 –2.0 –6 0.1 1 10 100 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 SAMPLING FREQUENCY (ksps) TEMPERATURE (°C) TEMPERATURE (°C) 3209 G04 2309 G05 2309 G06
Analog Input Leakage Current Supply Current vs Temperature Sleep Current vs Temperature vs Temperature
3.0 10 1000 2.8 900 2.6 8 800 2.4 700 2.2 6 600 2.0 500 1.8 4 400 1.6 SLEEP CURRENT (µA) 300 CH (ON) SUPPLY CURRENT (mA) LEAKAGE CURRENT (nA) 1.4 2 200 CH (OFF) 1.2 100 1.0 0 0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 2309 G07 2309 G08 2309 G09 2309fd Document Outline Features Description Applications Absolute Maximum Ratings Pin Configuration Order Information CONVERTER AND MULTIPLEXER CHARACTERISTICS ANALOG INPUT DYNAMIC ACCURACY INTERNAL REFERENCE CHARACTERISTICS I2C Inputs and Digital Outputs POWER REQUIREMENTS I2C TIMING CHARACTERISTICS ADC TIMING CHARACTERISTICS Typical Performance Characteristics Pin Functions Functional Block Diagram TIMING DIAGRAM Applications Information Package Description Revision History Typical Application Related Parts