Datasheet LTC2159 (Analog Devices) - 6
| Fabricante | Analog Devices |
| Descripción | 16-Bit, 20Msps Low Power ADC |
| Páginas / Página | 32 / 6 — DigiTal inpuTs anD ouTpuTs. The. denotes the specifications which apply … |
| Formato / tamaño de archivo | PDF / 532 Kb |
| Idioma del documento | Inglés |
DigiTal inpuTs anD ouTpuTs. The. denotes the specifications which apply over the full operating
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LTC2159
DigiTal inpuTs anD ouTpuTs The
l
denotes the 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 SDO OUTPUT (Serial Programming Mode. Open Drain Output. Requires 2kΩ Pull-Up Resistor if SDO is Used)
ROL Logic Low Output Resistance to GND VDD = 1.8V, SDO = 0V 200 Ω IOH Logic High Output Leakage Current SDO = 0V to 3.6V l –10 10 µA COUT Output Capacitance (Note 8) 3 pF
DIGITAL DATA OUTPUTS (CMOS MODES: FULL DATA RATE AND DOUBLE DATA RATE) OVDD = 1.8V
VOH High Level Output Voltage IO = –500µA l 1.750 1.790 V VOL Low Level Output Voltage IO = 500µA l 0.010 0.050 V
OVDD = 1.5V
VOH High Level Output Voltage IO = –500µA 1.488 V VOL Low Level Output Voltage IO = 500µA 0.010 V
OVDD = 1.2V
VOH High Level Output Voltage IO = –500µA 1.185 V VOL Low Level Output Voltage IO = 500µA 0.010 V
DIGITAL DATA OUTPUTS (LVDS MODE)
VOD Differential Output Voltage 100Ω Differential Load, 3.5mA Mode l 247 350 454 mV 100Ω Differential Load, 1.75mA Mode 175 mV VOS Common Mode Output Voltage 100Ω Differential Load, 3.5mA Mode l 1.125 1.250 1.375 V 100Ω Differential Load, 1.75mA Mode 1.250 V RTERM On-Chip Termination Resistance Termination Enabled, OVDD = 1.8V 100 Ω
power requireMenTs The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 9) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS CMOS Output Modes: Full Data Rate and Double Data Rate
VDD Analog Supply Voltage (Note 10) l 1.7 1.8 1.9 V OVDD Output Supply Voltage (Note 10) l 1.1 1.8 1.9 V IVDD Analog Supply Current DC Input l 24 28.5 mA Sine Wave Input 24.4 mA IOVDD Digital Supply Current Sine Wave Input, OVDD =1.2V 0.8 mA PDISS Power Dissipation DC Input l 43 51.5 mW Sine Wave Input, OVDD =1.2V 45 mW
LVDS Output Mode
VDD Analog Supply Voltage (Note 10) l 1.7 1.8 1.9 V OVDD Output Supply Voltage (Note 10) l 1.7 1.8 1.9 V IVDD Analog Supply Current Sine Wave Input, 1.75mA Mode 25.8 mA Sine Wave Input, 3.5mA Mode l 26.7 31 mA IOVDD Digital Supply Current Sine Wave Input, 1.75mA Mode 21.1 mA (OVDD = 1.8V) Sine Wave Input, 3.5mA Mode l 40.9 46 mA PDISS Power Dissipation Sine Wave Input, 1.75mA Mode 84 mW Sine Wave Input, 3.5mA Mode l 122 139 mW 2159f 6 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs and Outputs Power Requirements Timing Characteristics Electrical Characteristics Timing Diagrams Typical Performance Characteristics Pin Functions Functional Block Diagram Applications Information Typical Applications Package Description Typical Application Related Parts
DigiTal inpuTs anD ouTpuTs The
l
denotes the 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 SDO OUTPUT (Serial Programming Mode. Open Drain Output. Requires 2kΩ Pull-Up Resistor if SDO is Used)
ROL Logic Low Output Resistance to GND VDD = 1.8V, SDO = 0V 200 Ω IOH Logic High Output Leakage Current SDO = 0V to 3.6V l –10 10 µA COUT Output Capacitance (Note 8) 3 pF
DIGITAL DATA OUTPUTS (CMOS MODES: FULL DATA RATE AND DOUBLE DATA RATE) OVDD = 1.8V
VOH High Level Output Voltage IO = –500µA l 1.750 1.790 V VOL Low Level Output Voltage IO = 500µA l 0.010 0.050 V
OVDD = 1.5V
VOH High Level Output Voltage IO = –500µA 1.488 V VOL Low Level Output Voltage IO = 500µA 0.010 V
OVDD = 1.2V
VOH High Level Output Voltage IO = –500µA 1.185 V VOL Low Level Output Voltage IO = 500µA 0.010 V
DIGITAL DATA OUTPUTS (LVDS MODE)
VOD Differential Output Voltage 100Ω Differential Load, 3.5mA Mode l 247 350 454 mV 100Ω Differential Load, 1.75mA Mode 175 mV VOS Common Mode Output Voltage 100Ω Differential Load, 3.5mA Mode l 1.125 1.250 1.375 V 100Ω Differential Load, 1.75mA Mode 1.250 V RTERM On-Chip Termination Resistance Termination Enabled, OVDD = 1.8V 100 Ω
power requireMenTs The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 9) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS CMOS Output Modes: Full Data Rate and Double Data Rate
VDD Analog Supply Voltage (Note 10) l 1.7 1.8 1.9 V OVDD Output Supply Voltage (Note 10) l 1.1 1.8 1.9 V IVDD Analog Supply Current DC Input l 24 28.5 mA Sine Wave Input 24.4 mA IOVDD Digital Supply Current Sine Wave Input, OVDD =1.2V 0.8 mA PDISS Power Dissipation DC Input l 43 51.5 mW Sine Wave Input, OVDD =1.2V 45 mW
LVDS Output Mode
VDD Analog Supply Voltage (Note 10) l 1.7 1.8 1.9 V OVDD Output Supply Voltage (Note 10) l 1.7 1.8 1.9 V IVDD Analog Supply Current Sine Wave Input, 1.75mA Mode 25.8 mA Sine Wave Input, 3.5mA Mode l 26.7 31 mA IOVDD Digital Supply Current Sine Wave Input, 1.75mA Mode 21.1 mA (OVDD = 1.8V) Sine Wave Input, 3.5mA Mode l 40.9 46 mA PDISS Power Dissipation Sine Wave Input, 1.75mA Mode 84 mW Sine Wave Input, 3.5mA Mode l 122 139 mW 2159f 6 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs and Outputs Power Requirements Timing Characteristics Electrical Characteristics Timing Diagrams Typical Performance Characteristics Pin Functions Functional Block Diagram Applications Information Typical Applications Package Description Typical Application Related Parts