Datasheet LTC2357-16 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | Buffered Quad, 16-Bit, 350ksps/Ch Differential ±10.24V ADC with 30VP-P Common Mode Range |
| 页数 / 页 | 38 / 3 — elecTrical characTerisTics. The. denotes the specifications which apply … |
| 文件格式/大小 | PDF / 1.6 Mb |
| 文件语言 | 英语 |
elecTrical characTerisTics. The. denotes the specifications which apply over the full operating
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LTC2357-16
elecTrical 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 + 4 VCC – 4 V (IN0+ to IN3+) VIN– Absolute Input Range (Note 7) l VEE + 4 VCC – 4 V (IN0– to IN3–) 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 VCM Input Common Mode Voltage (Note 7) l VEE + 4 VCC – 4 V Range VIN+ – VIN– Input Differential Overdrive (Note 8) l −(VCC − VEE) (VCC − VEE) V Tolerance IOVERDRIVE Input Overdrive VIN+ > VCC, VIN– > VCC (Note 8) l 10 mA Current Tolerance VIN+ < VEE, VIN– < VEE (Note 8) l 0 mA IIN Analog Input Leakage Current 5 pA C-Grade and I-Grade l 500 pA H-Grade l 12 nA IIN+ – IIN– Analog Input Leakage VIN+ = VIN– ±1 pA Offset Current VIN+ = VIN–, C-Grade and I-Grade l –100 100 pA VIN+ = VIN–, H-Grade l –1.2 1.2 nA RIN Analog Input Resistance For Each Pin >1000 GΩ CIN Analog Input Capacitance 3 pF CMRR Input Common Mode VIN+ = VIN− = 18VP-P 200Hz Sine l 105 128 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 235716f For more information www.linear.com/LTC2357-16 3 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration 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
elecTrical 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 + 4 VCC – 4 V (IN0+ to IN3+) VIN– Absolute Input Range (Note 7) l VEE + 4 VCC – 4 V (IN0– to IN3–) 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 VCM Input Common Mode Voltage (Note 7) l VEE + 4 VCC – 4 V Range VIN+ – VIN– Input Differential Overdrive (Note 8) l −(VCC − VEE) (VCC − VEE) V Tolerance IOVERDRIVE Input Overdrive VIN+ > VCC, VIN– > VCC (Note 8) l 10 mA Current Tolerance VIN+ < VEE, VIN– < VEE (Note 8) l 0 mA IIN Analog Input Leakage Current 5 pA C-Grade and I-Grade l 500 pA H-Grade l 12 nA IIN+ – IIN– Analog Input Leakage VIN+ = VIN– ±1 pA Offset Current VIN+ = VIN–, C-Grade and I-Grade l –100 100 pA VIN+ = VIN–, H-Grade l –1.2 1.2 nA RIN Analog Input Resistance For Each Pin >1000 GΩ CIN Analog Input Capacitance 3 pF CMRR Input Common Mode VIN+ = VIN− = 18VP-P 200Hz Sine l 105 128 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 235716f For more information www.linear.com/LTC2357-16 3 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration 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