Datasheet LTC2295 (Analog Devices) - 4
| 制造商 | Analog Devices |
| 描述 | Dual 14-Bit, 10Msps Low Power 3V ADC |
| 页数 / 页 | 24 / 4 — I TER AL REFERE CE CHARACTERISTICS (Note 4). PARAMETER. CONDITIONS. MIN. … |
| 文件格式/大小 | PDF / 693 Kb |
| 文件语言 | 英语 |
I TER AL REFERE CE CHARACTERISTICS (Note 4). PARAMETER. CONDITIONS. MIN. TYP. MAX. UNITS. DIGITAL I PUTS A D DIGITAL OUTPUTS The
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LTC2295
U U U I TER AL REFERE CE 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 2.7V < VDD < 3.3V 3 mV/V VCM Output Resistance –1mA < IOUT < 1mA 4 Ω
U U DIGITAL I PUTS A D DIGITAL OUTPUTS The
●
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 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 2295fa 4
U U U I TER AL REFERE CE 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 2.7V < VDD < 3.3V 3 mV/V VCM Output Resistance –1mA < IOUT < 1mA 4 Ω
U U DIGITAL I PUTS A D DIGITAL OUTPUTS The
●
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 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 2295fa 4