Datasheet LTC1403, LTC1403A (Analog Devices) - 4
| Fabricante | Analog Devices |
| Descripción | Serial 14-Bit, 2.8Msps Sampling ADCs with Shutdown |
| Páginas / Página | 22 / 4 — internal reFerence characteristics The. denotes the specifications which … |
| Formato / tamaño de archivo | PDF / 370 Kb |
| Idioma del documento | Inglés |
internal reFerence characteristics The. denotes the specifications which apply over the
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LTC1403/LTC1403A
internal reFerence characteristics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VDD = 3V PARAMETER CONDITIONS MIN TYP MAX UNITS
VREF Output Voltage IOUT = 0 2.5 V VREF Output Tempco 15 ppm//°C VREF Line Regulation VDD = 2.7V to 3.6V, VREF = 2.5V 600 µV/V VREF Output Resistance Load Current = 0.5mA 0.2 Ω VREF Settling Time 2 ms
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. VDD = 3V SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIH High Level Input Voltage VDD = 3.3V l 2.4 V VIL Low Level Input Voltage VDD = 2.7V l 0.6 V IIN Digital Input Current VIN = 0V to VDD l ±10 µA CIN Digital Input Capacitance 5 pF VOH High Level Output Voltage VDD = 3V, IOUT = –200µA l 2.5 2.9 V VOL Low Level Output Voltage VDD = 2.7V, IOUT = 160µA 0.05 V VDD = 2.7V, IOUT = 1.6mA l 0.10 0.4 V IOZ Hi-Z Output Leakage DOUT VOUT = 0V to VDD l ±10 µA COZ Hi-Z Output Capacitance DOUT 1 pF ISOURCE Output Short-Circuit Source Current VOUT = 0V, VDD = 3V 20 mA ISINK Output Short-Circuit Sink Current VOUT = VDD = 3V 15 mA
power requirements The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 17) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VDD Supply Voltage 2.7 3.6 V IDD Positive Supply Voltage Active Mode l 4.7 7 mA Active Mode (LTC1403H, LTC1403AH) l 5.2 8 mA Nap Mode l 1.1 1.5 mA Nap Mode (LTC1403H, LTC1403AH) l 1.2 1.8 mA Sleep Mode (LTC1403, LTC1403H) 2 15 µA Sleep Mode (LTC1403A, LTC1403AH) 2 10 µA PD Power Dissipation Active Mode with SCK in Fixed State (Hi or Lo) 12 mW 1403fc 4 For more information www.linear.com/LTC1403 Document Outline Features Applications Block Diagram Description Absolute Maximum Ratings Order Information Pin Configuration Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs and Digital Outputs Power Requirements Timing Characteristics Typical Performance Characteristics Pin Functions Block Diagram Timing Diagram Applications Information Package Description Revision History Related Parts
internal reFerence characteristics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VDD = 3V PARAMETER CONDITIONS MIN TYP MAX UNITS
VREF Output Voltage IOUT = 0 2.5 V VREF Output Tempco 15 ppm//°C VREF Line Regulation VDD = 2.7V to 3.6V, VREF = 2.5V 600 µV/V VREF Output Resistance Load Current = 0.5mA 0.2 Ω VREF Settling Time 2 ms
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. VDD = 3V SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIH High Level Input Voltage VDD = 3.3V l 2.4 V VIL Low Level Input Voltage VDD = 2.7V l 0.6 V IIN Digital Input Current VIN = 0V to VDD l ±10 µA CIN Digital Input Capacitance 5 pF VOH High Level Output Voltage VDD = 3V, IOUT = –200µA l 2.5 2.9 V VOL Low Level Output Voltage VDD = 2.7V, IOUT = 160µA 0.05 V VDD = 2.7V, IOUT = 1.6mA l 0.10 0.4 V IOZ Hi-Z Output Leakage DOUT VOUT = 0V to VDD l ±10 µA COZ Hi-Z Output Capacitance DOUT 1 pF ISOURCE Output Short-Circuit Source Current VOUT = 0V, VDD = 3V 20 mA ISINK Output Short-Circuit Sink Current VOUT = VDD = 3V 15 mA
power requirements The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 17) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VDD Supply Voltage 2.7 3.6 V IDD Positive Supply Voltage Active Mode l 4.7 7 mA Active Mode (LTC1403H, LTC1403AH) l 5.2 8 mA Nap Mode l 1.1 1.5 mA Nap Mode (LTC1403H, LTC1403AH) l 1.2 1.8 mA Sleep Mode (LTC1403, LTC1403H) 2 15 µA Sleep Mode (LTC1403A, LTC1403AH) 2 10 µA PD Power Dissipation Active Mode with SCK in Fixed State (Hi or Lo) 12 mW 1403fc 4 For more information www.linear.com/LTC1403 Document Outline Features Applications Block Diagram Description Absolute Maximum Ratings Order Information Pin Configuration Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs and Digital Outputs Power Requirements Timing Characteristics Typical Performance Characteristics Pin Functions Block Diagram Timing Diagram Applications Information Package Description Revision History Related Parts