Datasheet LTC2241-10 (Analog Devices) - 4
| 制造商 | Analog Devices |
| 描述 | 10-Bit, 210Msps ADC |
| 页数 / 页 | 28 / 4 — INTERNAL REFERENCE CHARACTERISTICS (Note 4). PARAMETER. CONDITIONS. MIN. … |
| 文件格式/大小 | PDF / 507 Kb |
| 文件语言 | 英语 |
INTERNAL REFERENCE CHARACTERISTICS (Note 4). PARAMETER. CONDITIONS. MIN. TYP. MAX. UNITS. DIGITAL INPUTS AND DIGITAL OUTPUTS The
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LTC2241-10
INTERNAL REFERENCE CHARACTERISTICS (Note 4) PARAMETER CONDITIONS MIN TYP MAX UNITS
VCM Output Voltage IOUT = 0 1.225 1.25 1.275 V VCM Output Tempco ±35 ppm/°C VCM Line Regulation 2.375V < VDD < 2.625V 3 mV/V VCM Output Resistance –1mA < IOUT < 1mA 2 Ω
DIGITAL INPUTS AND DIGITAL OUTPUTS The
●
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 ENCODE INPUTS (ENC+, ENC–)
VID Differential Input Voltage (Note 7) ● 0.2 V VICM Common Mode Input Voltage Internally Set 1.5 V Externally Set (Note 7) ● 1.2 1.5 2.0 V RIN Input Resistance 4.8 kΩ CIN Input Capacitance (Note 7) 2 pF
LOGIC INPUTS (OE, SHDN)
VIH High Level Input Voltage VDD = 2.5V ● 1.7 V VIL Low Level Input Voltage VDD = 2.5V ● 0.7 V IIN Input Current VIN = 0V to VDD ● –10 10 μA CIN Input Capacitance (Note 7) 3 pF
LOGIC OUTPUTS (CMOS MODE) OVDD = 2.5V
COZ Hi-Z Output Capacitance OE = High (Note 7) 3 pF ISOURCE Output Source Current VOUT = 0V 37 mA ISINK Output Sink Current VOUT = 2.5V 23 mA VOH High Level Output Voltage IO = –10μA 2.495 V IO = –500μA 2.45 V VOL Low Level Output Voltage IO = 10μA 0.005 V IO = 500μA 0.07 V
OVDD = 1.8V
VOH High Level Output Voltage IO = –500μA 1.75 V VOL Low Level Output Voltage IO = 500μA 0.07 V
LOGIC OUTPUTS (LVDS MODE)
VOD Differential Output Voltage 100Ω Differential Load ● 247 350 454 mV VOS Output Common Mode Voltage 100Ω Differential Load ● 1.125 1.250 1.375 V 224110fb 4
INTERNAL REFERENCE CHARACTERISTICS (Note 4) PARAMETER CONDITIONS MIN TYP MAX UNITS
VCM Output Voltage IOUT = 0 1.225 1.25 1.275 V VCM Output Tempco ±35 ppm/°C VCM Line Regulation 2.375V < VDD < 2.625V 3 mV/V VCM Output Resistance –1mA < IOUT < 1mA 2 Ω
DIGITAL INPUTS AND DIGITAL OUTPUTS The
●
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 ENCODE INPUTS (ENC+, ENC–)
VID Differential Input Voltage (Note 7) ● 0.2 V VICM Common Mode Input Voltage Internally Set 1.5 V Externally Set (Note 7) ● 1.2 1.5 2.0 V RIN Input Resistance 4.8 kΩ CIN Input Capacitance (Note 7) 2 pF
LOGIC INPUTS (OE, SHDN)
VIH High Level Input Voltage VDD = 2.5V ● 1.7 V VIL Low Level Input Voltage VDD = 2.5V ● 0.7 V IIN Input Current VIN = 0V to VDD ● –10 10 μA CIN Input Capacitance (Note 7) 3 pF
LOGIC OUTPUTS (CMOS MODE) OVDD = 2.5V
COZ Hi-Z Output Capacitance OE = High (Note 7) 3 pF ISOURCE Output Source Current VOUT = 0V 37 mA ISINK Output Sink Current VOUT = 2.5V 23 mA VOH High Level Output Voltage IO = –10μA 2.495 V IO = –500μA 2.45 V VOL Low Level Output Voltage IO = 10μA 0.005 V IO = 500μA 0.07 V
OVDD = 1.8V
VOH High Level Output Voltage IO = –500μA 1.75 V VOL Low Level Output Voltage IO = 500μA 0.07 V
LOGIC OUTPUTS (LVDS MODE)
VOD Differential Output Voltage 100Ω Differential Load ● 247 350 454 mV VOS Output Common Mode Voltage 100Ω Differential Load ● 1.125 1.250 1.375 V 224110fb 4