Datasheet LTC2412 (Analog Devices) - 4
| 制造商 | Analog Devices |
| 描述 | 2-Channel Differential Input 24-Bit No Latency ∆Σ ADC |
| 页数 / 页 | 38 / 4 — DIGITAL. INPUTS AND DIGITAL OUTPUTS The. denotes the specifications which … |
| 文件格式/大小 | PDF / 567 Kb |
| 文件语言 | 英语 |
DIGITAL. INPUTS AND DIGITAL OUTPUTS The. denotes the specifications which apply over the
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LTC2412
DIGITAL INPUTS AND DIGITAL OUTPUTS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 3) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIH High Level Input Voltage 2.7V ≤ VCC ≤ 5.5V l 2.5 V CS, FO 2.7V ≤ VCC ≤ 3.3V 2.0 V VIL Low Level Input Voltage 4.5V ≤ VCC ≤ 5.5V l 0.8 V CS, FO 2.7V ≤ VCC ≤ 5.5V 0.6 V VIH High Level Input Voltage 2.7V ≤ VCC ≤ 5.5V (Note 9) l 2.5 V SCK 2.7V ≤ VCC ≤ 3.3V (Note 9) 2.0 V VIL Low Level Input Voltage 4.5V ≤ VCC ≤ 5.5V (Note 9) l 0.8 V SCK 2.7V ≤ VCC ≤ 5.5V (Note 9) 0.6 V IIN Digital Input Current 0V ≤ VIN ≤ VCC l –10 10 µA CS, FO IIN Digital Input Current 0V ≤ VIN ≤ VCC (Note 9) l –10 10 µA SCK CIN Digital Input Capacitance 10 pF CS, FO CIN Digital Input Capacitance (Note 9) 10 pF SCK VOH High Level Output Voltage IO = –800µA l VCC – 0.5 V SDO VOL Low Level Output Voltage IO = 1.6mA l 0.4 V SDO VOH High Level Output Voltage IO = –800µA (Note 10) l VCC – 0.5 V SCK VOL Low Level Output Voltage IO = 1.6mA (Note 10) l 0.4 V SCK IOZ Hi-Z Output Leakage l –10 10 µA SDO
POWER REQUIREMENTS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 3) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VCC Supply Voltage l 2.7 5.5 V ICC Supply Current Conversion Mode CS = 0V l 200 300 µA Sleep Mode CS = VCC (Note 12) l 4 13 µA Sleep Mode CS = VCC, 2.7V ≤ VCC ≤ 3.3V 2 µA (Note 12) 2412fa 4 For more information www.linear.com/LTC2412 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration Converter Characteristics Analog Input and Reference Digital Inputs and Digital Outputs Power Requirements Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Test Circuit Applications Information Package Description Revision History Typical Application Related Parts
DIGITAL INPUTS AND DIGITAL OUTPUTS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 3) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIH High Level Input Voltage 2.7V ≤ VCC ≤ 5.5V l 2.5 V CS, FO 2.7V ≤ VCC ≤ 3.3V 2.0 V VIL Low Level Input Voltage 4.5V ≤ VCC ≤ 5.5V l 0.8 V CS, FO 2.7V ≤ VCC ≤ 5.5V 0.6 V VIH High Level Input Voltage 2.7V ≤ VCC ≤ 5.5V (Note 9) l 2.5 V SCK 2.7V ≤ VCC ≤ 3.3V (Note 9) 2.0 V VIL Low Level Input Voltage 4.5V ≤ VCC ≤ 5.5V (Note 9) l 0.8 V SCK 2.7V ≤ VCC ≤ 5.5V (Note 9) 0.6 V IIN Digital Input Current 0V ≤ VIN ≤ VCC l –10 10 µA CS, FO IIN Digital Input Current 0V ≤ VIN ≤ VCC (Note 9) l –10 10 µA SCK CIN Digital Input Capacitance 10 pF CS, FO CIN Digital Input Capacitance (Note 9) 10 pF SCK VOH High Level Output Voltage IO = –800µA l VCC – 0.5 V SDO VOL Low Level Output Voltage IO = 1.6mA l 0.4 V SDO VOH High Level Output Voltage IO = –800µA (Note 10) l VCC – 0.5 V SCK VOL Low Level Output Voltage IO = 1.6mA (Note 10) l 0.4 V SCK IOZ Hi-Z Output Leakage l –10 10 µA SDO
POWER REQUIREMENTS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 3) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VCC Supply Voltage l 2.7 5.5 V ICC Supply Current Conversion Mode CS = 0V l 200 300 µA Sleep Mode CS = VCC (Note 12) l 4 13 µA Sleep Mode CS = VCC, 2.7V ≤ VCC ≤ 3.3V 2 µA (Note 12) 2412fa 4 For more information www.linear.com/LTC2412 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration Converter Characteristics Analog Input and Reference Digital Inputs and Digital Outputs Power Requirements Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Test Circuit Applications Information Package Description Revision History Typical Application Related Parts