Datasheet LTC2311-12 (Analog Devices) - 4
| Fabricante | Analog Devices |
| Descripción | 12-Bit + Sign, 5Msps Differential Input ADC with Wide Input Common Mode Range |
| Páginas / Página | 24 / 4 — i nTernal reFerence characTerisTics The. denotes the specifications which … |
| Formato / tamaño de archivo | PDF / 538 Kb |
| Idioma del documento | Inglés |
i nTernal reFerence characTerisTics The. denotes the specifications which apply over the
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LTC2311-12
i nTernal reFerence characTerisTics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C (Note 4). SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VREFIN REFIN Output Voltage 3.13V < VDD < 3.47V l 1.245 1.25 1.255 V 4.75V < VDD < 5.25V l 1.245 1.25 1.255 V REFIN Input Voltage 3.13V < VDD < 3.47V (Note 5) l 1 1.85 V 4.75V < VDD < 5.25V (Note 5) l 1 1.45 V REFIN Short-Circuit Current VDD = 5.25V, Forcing Output to GND l 250 µA VIL (VREFIN) REFIN Low Level Input Voltage (External 3.13V < VDD < 3.47V l 0.5 V Reference Mode) 4.75V < VDD < 5.25V l 0.5 V
Digi Tal inpuTs anD DigiTal ouTpuTs The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C (Note 4). SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS CMOS Digital Inputs and Outputs
VIH High Level Input Voltage l 0.8 • OVDD V VIL Low Level Input Voltage l 0.2 • OVDD V IIN Digital Input Current VIN = 0V to OVDD l –10 10 μA CIN Digital Input Capacitance 5 pF VOH High Level Output Voltage IO = –500µA l OVDD – 0.2 V VOL Low Level Output Voltage IO = 500µA l 0.2 V IOZ Hi-Z Output Leakage Current VOUT = 0V to OVDD l –10 10 µA ISOURCE Output Source Current VOUT = 0V –10 mA ISINK Output Sink Current VOUT = OVDD 10 mA
LVDS Digital Inputs and Outputs
VID LVDS Differential Input Voltage 100Ω Differential Termination, OVDD = 2.5V l 240 600 mV VIS LVDS Common Mode Input Voltage 100Ω Differential Termination, OVDD = 2.5V l 1 1.45 V VOD LVDS Differential Output Voltage 100Ω Differential Load, LVDS Mode, l 100 225 300 mV OVDD = 2.5V VOS LVDS Common Mode Output Voltage 100Ω Differential Load, LVDS Mode, l 0.85 1.2 1.4 V OVDD = 2.5V VOD_LP Low Power LVDS Differential Output 100Ω Differential Load, Low Power, l 50 125 200 mV Voltage LVDS Mode, OVDD = 2.5V VOS_LP Low Power LVDS Common Mode 100Ω Differential Load, Low Power, l 0.9 1.2 1.4 V Output Voltage LVDS Mode, OVDD = 2.5V 231112f 4 For more information www.linear.com/LTC2311-12 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Digital Inputs And Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Functional Block Diagram Timing Diagram Applications Information Package Description Typical Application Related Parts
i nTernal reFerence characTerisTics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C (Note 4). SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VREFIN REFIN Output Voltage 3.13V < VDD < 3.47V l 1.245 1.25 1.255 V 4.75V < VDD < 5.25V l 1.245 1.25 1.255 V REFIN Input Voltage 3.13V < VDD < 3.47V (Note 5) l 1 1.85 V 4.75V < VDD < 5.25V (Note 5) l 1 1.45 V REFIN Short-Circuit Current VDD = 5.25V, Forcing Output to GND l 250 µA VIL (VREFIN) REFIN Low Level Input Voltage (External 3.13V < VDD < 3.47V l 0.5 V Reference Mode) 4.75V < VDD < 5.25V l 0.5 V
Digi Tal inpuTs anD DigiTal ouTpuTs The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C (Note 4). SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS CMOS Digital Inputs and Outputs
VIH High Level Input Voltage l 0.8 • OVDD V VIL Low Level Input Voltage l 0.2 • OVDD V IIN Digital Input Current VIN = 0V to OVDD l –10 10 μA CIN Digital Input Capacitance 5 pF VOH High Level Output Voltage IO = –500µA l OVDD – 0.2 V VOL Low Level Output Voltage IO = 500µA l 0.2 V IOZ Hi-Z Output Leakage Current VOUT = 0V to OVDD l –10 10 µA ISOURCE Output Source Current VOUT = 0V –10 mA ISINK Output Sink Current VOUT = OVDD 10 mA
LVDS Digital Inputs and Outputs
VID LVDS Differential Input Voltage 100Ω Differential Termination, OVDD = 2.5V l 240 600 mV VIS LVDS Common Mode Input Voltage 100Ω Differential Termination, OVDD = 2.5V l 1 1.45 V VOD LVDS Differential Output Voltage 100Ω Differential Load, LVDS Mode, l 100 225 300 mV OVDD = 2.5V VOS LVDS Common Mode Output Voltage 100Ω Differential Load, LVDS Mode, l 0.85 1.2 1.4 V OVDD = 2.5V VOD_LP Low Power LVDS Differential Output 100Ω Differential Load, Low Power, l 50 125 200 mV Voltage LVDS Mode, OVDD = 2.5V VOS_LP Low Power LVDS Common Mode 100Ω Differential Load, Low Power, l 0.9 1.2 1.4 V Output Voltage LVDS Mode, OVDD = 2.5V 231112f 4 For more information www.linear.com/LTC2311-12 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Digital Inputs And Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Functional Block Diagram Timing Diagram Applications Information Package Description Typical Application Related Parts