Datasheet LTC2262-14 (Analog Devices) - 5
| 制造商 | Analog Devices |
| 描述 | 14-Bit, 150Msps Ultralow Power 1.8V ADC |
| 页数 / 页 | 28 / 5 — DIGITAL INPUTS AND OUTPUTS. The. denotes the specifications which apply … |
| 文件格式/大小 | PDF / 680 Kb |
| 文件语言 | 英语 |
DIGITAL INPUTS AND OUTPUTS. The. denotes the specifications which apply over the full operating
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LTC2262-14
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 DIGITAL INPUTS (CS, SDI, SCK)
VIH High Level Input Voltage VDD = 1.8V l 1.3 V VIL Low Level Input Voltage VDD = 1.8V l 0.6 V IIN Input Current VIN = 0V to 3.6V l –10 10 µA CIN Input Capacitance (Note 8) 3 pF
SDO OUTPUT (Open-Drain Output. Requires 2k 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) 4 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 1.9 V IVDD Analog Supply Current DC Input l 82.7 95 mA Sine Wave Input 84.5 mA IOVDD Digital Supply Current Sine Wave Input, OVDD=1.2V 5.5 mA PDISS Power Dissipation DC Input l 149 171 mW Sine Wave Input, OVDD=1.2V 159 mW 226214fc For more information www.linear.com/LTC2262-14 5 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configurations Order Information Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs and Outputs Power Requirements Timing Characteristics Timing Diagrams Typical Performance Characteristics Pin Functions Functional Block Diagram Applications Information Typical Applications Package Description Revision History 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 DIGITAL INPUTS (CS, SDI, SCK)
VIH High Level Input Voltage VDD = 1.8V l 1.3 V VIL Low Level Input Voltage VDD = 1.8V l 0.6 V IIN Input Current VIN = 0V to 3.6V l –10 10 µA CIN Input Capacitance (Note 8) 3 pF
SDO OUTPUT (Open-Drain Output. Requires 2k 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) 4 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 1.9 V IVDD Analog Supply Current DC Input l 82.7 95 mA Sine Wave Input 84.5 mA IOVDD Digital Supply Current Sine Wave Input, OVDD=1.2V 5.5 mA PDISS Power Dissipation DC Input l 149 171 mW Sine Wave Input, OVDD=1.2V 159 mW 226214fc For more information www.linear.com/LTC2262-14 5 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configurations Order Information Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Digital Inputs and Outputs Power Requirements Timing Characteristics Timing Diagrams Typical Performance Characteristics Pin Functions Functional Block Diagram Applications Information Typical Applications Package Description Revision History Related Parts