Datasheet LTC2335-16 (Analog Devices) - 3
| Fabricante | Analog Devices |
| Descripción | 16-Bit, 1Msps 8-Channel Differential ±10.24V Input SoftSpan ADC with Wide Input Common Mode Range |
| Páginas / Página | 40 / 3 — e lecTrical characTerisTics The. denotes the specifications which apply … |
| Formato / tamaño de archivo | PDF / 2.2 Mb |
| Idioma del documento | Inglés |
e lecTrical characTerisTics The. denotes the specifications which apply over the full operating
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LTC2335-16
e lecTrical characTerisTics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 6) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIN+ Absolute Input Range (Note 7) l VEE VCC – 4 V (IN0+ to IN7+) VIN– Absolute Input Range (Note 7) l VEE VCC – 4 V (IN0– to IN7–) VIN+ – VIN– Input Differential Voltage SoftSpan 7: ±2.5 • VREFBUF Range (Note 7) l –2.5 • VREFBUF 2.5 • VREFBUF V Range SoftSpan 6: ±2.5 • VREFBUF/1.024 Range (Note 7) l –2.5 • VREFBUF/1.024 2.5 • VREFBUF/1.024 V SoftSpan 5: 0V to 2.5 • VREFBUF Range (Note 7) l 0 2.5 • VREFBUF V SoftSpan 4: 0V to 2.5 • VREFBUF/1.024 Range (Note 7) l 0 2.5 • VREFBUF/1.024 V SoftSpan 3: ±1.25 • VREFBUF Range (Note 7) l –1.25 • VREFBUF 1.25 • VREFBUF V SoftSpan 2: ±1.25 • VREFBUF/1.024 Range (Note 7) l –1.25 • VREFBUF/1.024 1.25 • VREFBUF/1.024 V SoftSpan 1: 0V to 1.25 • VREFBUF Range (Note 7) l 0 1.25 • VREFBUF V SoftSpan 0: 0V to 1.25 • VREFBUF/1.024 Range (Note 7) l 0 1.25 • VREFBUF/1.024 V VCM Input Common Mode Voltage (Note 7) l VEE VCC – 4 V Range VIN+ – VIN– Input Differential Overdrive (Note 8) l −(VCC − VEE) (VCC − VEE) V Tolerance IIN Analog Input Leakage Current l –1 1 µA CIN Analog Input Capacitance Sample Mode 50 pF Hold Mode 10 pF CMRR Input Common Mode VIN+ = VIN− = 18VP-P 200Hz Sine l 100 118 dB Rejection Ratio VIHCNV CNV High Level Input Voltage l 1.3 V VILCNV CNV Low Level Input Voltage l 0.5 V IINCNV CNV Input Current VIN = 0V to VDD l –10 10 μA
c onverTer characTerisTics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 9) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution l 16 Bits No Missing Codes l 16 Bits Transition Noise SoftSpans 7 and 6: ±10.24V and ±10V Ranges 0.33 LSBRMS SoftSpans 5 and 4: 0V to 10.24V and 0V to 10V Ranges 0.65 LSBRMS SoftSpans 3 and 2: ±5.12V and ±5V Ranges 0.5 LSBRMS SoftSpans 1 and 0: 0V to 5.12V and 0V to 5V Ranges 1.0 LSBRMS INL Integral Linearity Error (Note 10) l –1 ±0.3 1 LSB DNL Differential Linearity Error (Note 11) l −0.9 ±0.2 0.9 LSB ZSE Zero-Scale Error (Note 12) l −550 ±160 550 μV Zero-Scale Error Drift ±2 μV/°C FSE Full-Scale Error (Note 12) l −0.1 ±0.025 0.1 %FS Full-Scale Error Drift ±2.5 ppm/°C 233516f For more information www.linear.com/LTC2335-16 3 Document Outline Features Description Applications 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 Typical Performance Characteristics Pin Functions Configuration Tables Functional Block Diagram Timing Diagram Applications Information Board Layout Package Description Typical Application Related Parts
e lecTrical characTerisTics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 6) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIN+ Absolute Input Range (Note 7) l VEE VCC – 4 V (IN0+ to IN7+) VIN– Absolute Input Range (Note 7) l VEE VCC – 4 V (IN0– to IN7–) VIN+ – VIN– Input Differential Voltage SoftSpan 7: ±2.5 • VREFBUF Range (Note 7) l –2.5 • VREFBUF 2.5 • VREFBUF V Range SoftSpan 6: ±2.5 • VREFBUF/1.024 Range (Note 7) l –2.5 • VREFBUF/1.024 2.5 • VREFBUF/1.024 V SoftSpan 5: 0V to 2.5 • VREFBUF Range (Note 7) l 0 2.5 • VREFBUF V SoftSpan 4: 0V to 2.5 • VREFBUF/1.024 Range (Note 7) l 0 2.5 • VREFBUF/1.024 V SoftSpan 3: ±1.25 • VREFBUF Range (Note 7) l –1.25 • VREFBUF 1.25 • VREFBUF V SoftSpan 2: ±1.25 • VREFBUF/1.024 Range (Note 7) l –1.25 • VREFBUF/1.024 1.25 • VREFBUF/1.024 V SoftSpan 1: 0V to 1.25 • VREFBUF Range (Note 7) l 0 1.25 • VREFBUF V SoftSpan 0: 0V to 1.25 • VREFBUF/1.024 Range (Note 7) l 0 1.25 • VREFBUF/1.024 V VCM Input Common Mode Voltage (Note 7) l VEE VCC – 4 V Range VIN+ – VIN– Input Differential Overdrive (Note 8) l −(VCC − VEE) (VCC − VEE) V Tolerance IIN Analog Input Leakage Current l –1 1 µA CIN Analog Input Capacitance Sample Mode 50 pF Hold Mode 10 pF CMRR Input Common Mode VIN+ = VIN− = 18VP-P 200Hz Sine l 100 118 dB Rejection Ratio VIHCNV CNV High Level Input Voltage l 1.3 V VILCNV CNV Low Level Input Voltage l 0.5 V IINCNV CNV Input Current VIN = 0V to VDD l –10 10 μA
c onverTer characTerisTics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 9) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution l 16 Bits No Missing Codes l 16 Bits Transition Noise SoftSpans 7 and 6: ±10.24V and ±10V Ranges 0.33 LSBRMS SoftSpans 5 and 4: 0V to 10.24V and 0V to 10V Ranges 0.65 LSBRMS SoftSpans 3 and 2: ±5.12V and ±5V Ranges 0.5 LSBRMS SoftSpans 1 and 0: 0V to 5.12V and 0V to 5V Ranges 1.0 LSBRMS INL Integral Linearity Error (Note 10) l –1 ±0.3 1 LSB DNL Differential Linearity Error (Note 11) l −0.9 ±0.2 0.9 LSB ZSE Zero-Scale Error (Note 12) l −550 ±160 550 μV Zero-Scale Error Drift ±2 μV/°C FSE Full-Scale Error (Note 12) l −0.1 ±0.025 0.1 %FS Full-Scale Error Drift ±2.5 ppm/°C 233516f For more information www.linear.com/LTC2335-16 3 Document Outline Features Description Applications 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 Typical Performance Characteristics Pin Functions Configuration Tables Functional Block Diagram Timing Diagram Applications Information Board Layout Package Description Typical Application Related Parts