Datasheet LTC1417 (Analog Devices) - 3
| Manufacturer | Analog Devices |
| Description | Low Power 14-Bit, 400ksps Sampling ADC Converter with Serial I/O |
| Pages / Page | 32 / 3 — A ALOG I PUT The. indicates specifications which apply over the full … |
| File Format / Size | PDF / 413 Kb |
| Document Language | English |
A ALOG I PUT The. indicates specifications which apply over the full operating temperature range,
Model Line for this Datasheet
Text Version of Document
LTC1417
U U A ALOG I PUT The
●
indicates specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
CIN Analog Input Capacitance Between Conversions (Sample Mode) 14 pF During Conversions (Hold Mode) 3 pF tACQ Sample-and-Hold Acquisition Time ● 150 500 ns tAP Sample-and-Hold Aperture Time –1.5 ns tjitter Sample-and-Hold Aperture Time Jitter 5 psRMS CMRR Analog Input Common Mode Rejection Ratio 0V < (A + – IN = AIN ) < 4.096V (Unipolar) 65 dB – 2.048V < (A + – IN = AIN ) < 2.048V (Bipolar) 65 dB
U W DY A IC ACCURACY The
●
indicates specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
S/(N + D) Signal-to-(Noise + Distortion) Ratio 100kHz Input Signal 79 81 dB THD Total Harmonic Distortion 100kHz Input Signal, First Five Harmonics – 85 – 95 dB SFDR Spurious Free Dynamic Range 200kHz Input Signal – 98 dB IMD Intermodulation Distortion fIN1 = 97.3kHz, fIN2 = 104.6kHz – 97 dB Full Power Bandwidth 10 MHz Full Linear Bandwidth S/(N + D) ≥ 77dB 0.8 MHz
U U U I TER AL REFERE CE CHARACTERISTICS The
●
indicates specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. (Note 5) PARAMETER CONDITIONS MIN TYP MAX UNITS
VREF Output Voltage IOUT = 0 ● 2.480 2.500 2.520 V VREF Output Tempco IOUT = 0, 0°C ≤ TA ≤ 70°C ±10 ppm/°C IOUT = 0, – 40°C ≤ TA ≤ 85°C ±20 ppm/°C VREF Line Regulation 4.75V ≤ VDD ≤ 5.25V 0.05 LSB/V – 5.25V ≤ VSS ≤ – 4.75V 0.05 LSB/V VREF Output Resistance 0.1mA ≤ |IOUT| ≤ 0.1mA 8 kΩ
U U DIGITAL I PUTS A D DIGITAL OUTPUTS The
●
indicates specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIH High Level Input Voltage VDD = 5.25V ● 2.4 V VIL Low Level Input Voltage VDD = 4.75V ● 0.8 V IIN Digital Input Current VIN = 0V to VDD ● ±10 µA CIN Digital Input Capacitance 1.4 pF VOH High Level Output Voltage VDD = 4.75V, IO = – 10µA 4.74 V VDD = 4.75V, IO = – 200µA ● 4.0 V VOL Low Level Output Voltage VDD = 4.75V, IO = 160µA 0.05 V VDD = 4.75V, IO = – 1.6mA ● 0.10 0.4 V IOZ High-Z Output Leakage DOUT, CLKOUT VOUT = 0V to VDD, RD High ● ±10 µA COZ High-Z Output Capacitance DOUT, CLKOUT RD High (Note 9) ● 15 pF ISOURCE Output Source Current VOUT = 0V – 10 mA ISINK Output Sink Current VOUT = VDD 10 mA sn1417 1417fas 3
U U A ALOG I PUT The
●
indicates specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
CIN Analog Input Capacitance Between Conversions (Sample Mode) 14 pF During Conversions (Hold Mode) 3 pF tACQ Sample-and-Hold Acquisition Time ● 150 500 ns tAP Sample-and-Hold Aperture Time –1.5 ns tjitter Sample-and-Hold Aperture Time Jitter 5 psRMS CMRR Analog Input Common Mode Rejection Ratio 0V < (A + – IN = AIN ) < 4.096V (Unipolar) 65 dB – 2.048V < (A + – IN = AIN ) < 2.048V (Bipolar) 65 dB
U W DY A IC ACCURACY The
●
indicates specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
S/(N + D) Signal-to-(Noise + Distortion) Ratio 100kHz Input Signal 79 81 dB THD Total Harmonic Distortion 100kHz Input Signal, First Five Harmonics – 85 – 95 dB SFDR Spurious Free Dynamic Range 200kHz Input Signal – 98 dB IMD Intermodulation Distortion fIN1 = 97.3kHz, fIN2 = 104.6kHz – 97 dB Full Power Bandwidth 10 MHz Full Linear Bandwidth S/(N + D) ≥ 77dB 0.8 MHz
U U U I TER AL REFERE CE CHARACTERISTICS The
●
indicates specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. (Note 5) PARAMETER CONDITIONS MIN TYP MAX UNITS
VREF Output Voltage IOUT = 0 ● 2.480 2.500 2.520 V VREF Output Tempco IOUT = 0, 0°C ≤ TA ≤ 70°C ±10 ppm/°C IOUT = 0, – 40°C ≤ TA ≤ 85°C ±20 ppm/°C VREF Line Regulation 4.75V ≤ VDD ≤ 5.25V 0.05 LSB/V – 5.25V ≤ VSS ≤ – 4.75V 0.05 LSB/V VREF Output Resistance 0.1mA ≤ |IOUT| ≤ 0.1mA 8 kΩ
U U DIGITAL I PUTS A D DIGITAL OUTPUTS The
●
indicates specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIH High Level Input Voltage VDD = 5.25V ● 2.4 V VIL Low Level Input Voltage VDD = 4.75V ● 0.8 V IIN Digital Input Current VIN = 0V to VDD ● ±10 µA CIN Digital Input Capacitance 1.4 pF VOH High Level Output Voltage VDD = 4.75V, IO = – 10µA 4.74 V VDD = 4.75V, IO = – 200µA ● 4.0 V VOL Low Level Output Voltage VDD = 4.75V, IO = 160µA 0.05 V VDD = 4.75V, IO = – 1.6mA ● 0.10 0.4 V IOZ High-Z Output Leakage DOUT, CLKOUT VOUT = 0V to VDD, RD High ● ±10 µA COZ High-Z Output Capacitance DOUT, CLKOUT RD High (Note 9) ● 15 pF ISOURCE Output Source Current VOUT = 0V – 10 mA ISINK Output Sink Current VOUT = VDD 10 mA sn1417 1417fas 3
