Datasheet LTC2281 (Analog Devices) - 4
| Manufacturer | Analog Devices |
| Description | Dual 10-Bit, 125Msps Low Power 3V ADC |
| Pages / Page | 24 / 4 — INTERNAL REFERENCE CHARACTERISTICS (Note 4). PARAMETER. CONDITIONS. MIN. … |
| File Format / Size | PDF / 500 Kb |
| Document Language | English |
INTERNAL REFERENCE CHARACTERISTICS (Note 4). PARAMETER. CONDITIONS. MIN. TYP. MAX. UNITS. DIGITAL INPUTS AND DIGITAL OUTPUTS. The
Model Line for this Datasheet
Text Version of Document
LTC2281
INTERNAL REFERENCE CHARACTERISTICS (Note 4) PARAMETER CONDITIONS MIN TYP MAX UNITS
VCM Output Voltage IOUT = 0 1.475 1.500 1.525 V VCM Output Tempco ±25 ppm/°C VCM Line Regulation 2.85V < VDD < 3.4V 3 mV/V VCM Output Resistance |IOUT| < 1mA 4 Ω
DIGITAL INPUTS AND DIGITAL OUTPUTS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS LOGIC INPUTS (CLK, OE, SHDN, MUX)
VIH High Level Input Voltage VDD = 3V ● 2 V VIL Low Level Input Voltage VDD = 3V ● 0.8 V IIN Input Current VIN = 0V to VDD ● –10 10 μA CIN Input Capacitance (Note 7) 3 pF
LOGIC OUTPUTS OVDD = 3V
COZ Hi-Z Output Capacitance OE = High (Note 7) 3 pF ISOURCE Output Source Current VOUT = 0V 50 mA ISINK Output Sink Current VOUT = 3V 50 mA VOH High Level Output Voltage IO = –10μA 2.995 V IO = –200μA ● 2.7 2.99 V VOL Low Level Output Voltage IO = 10μA 0.005 V IO = 1.6mA ● 0.09 0.4 V
OVDD = 2.5V
VOH High Level Output Voltage IO = –200μA 2.49 V VOL Low Level Output Voltage IO = 1.6mA 0.09 V
OVDD = 1.8V
VOH High Level Output Voltage IO = –200μA 1.79 V VOL Low Level Output Voltage IO = 1.6mA 0.09 V 2281fb 4
INTERNAL REFERENCE CHARACTERISTICS (Note 4) PARAMETER CONDITIONS MIN TYP MAX UNITS
VCM Output Voltage IOUT = 0 1.475 1.500 1.525 V VCM Output Tempco ±25 ppm/°C VCM Line Regulation 2.85V < VDD < 3.4V 3 mV/V VCM Output Resistance |IOUT| < 1mA 4 Ω
DIGITAL INPUTS AND DIGITAL OUTPUTS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. (Note 4) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS LOGIC INPUTS (CLK, OE, SHDN, MUX)
VIH High Level Input Voltage VDD = 3V ● 2 V VIL Low Level Input Voltage VDD = 3V ● 0.8 V IIN Input Current VIN = 0V to VDD ● –10 10 μA CIN Input Capacitance (Note 7) 3 pF
LOGIC OUTPUTS OVDD = 3V
COZ Hi-Z Output Capacitance OE = High (Note 7) 3 pF ISOURCE Output Source Current VOUT = 0V 50 mA ISINK Output Sink Current VOUT = 3V 50 mA VOH High Level Output Voltage IO = –10μA 2.995 V IO = –200μA ● 2.7 2.99 V VOL Low Level Output Voltage IO = 10μA 0.005 V IO = 1.6mA ● 0.09 0.4 V
OVDD = 2.5V
VOH High Level Output Voltage IO = –200μA 2.49 V VOL Low Level Output Voltage IO = 1.6mA 0.09 V
OVDD = 1.8V
VOH High Level Output Voltage IO = –200μA 1.79 V VOL Low Level Output Voltage IO = 1.6mA 0.09 V 2281fb 4
