Datasheet LTC2207-14, LTC2206-14 (Analog Devices) - 5

LTC2207-14/LTC2206-14
coMMon MoDe bias characTerisTics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 4) PARAMETER CONDITIONS MIN TYP MAX UNITS
VCM Output Voltage IOUT = 0 l 1.15 1.25 1.35 V VCM Output Tempco IOUT = 0 40 ppm/°C VCM Line Regulation 3.135V ≤ VDD ≤ 3.465V 1 mV/ V VCM Output Resistance –1mA ≤ | IOUT | ≤ 1mA 2 Ω
DigiTal 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 ENCODE INPUTS (ENC+, ENC–)
VID Differential Input Voltage (Note 7) l 0.2 V VICM Common Mode Input Voltage Internally Set 1.6 V Externally Set (Note 7) 1.4 3 RIN Input Resistance (See Figure 2) 6 kΩ CIN Input Capacitance (Note 7) 3 pF
LOGIC INPUTS (DITH, PGA, SHDN, RAND)
VIH High Level Input Voltage VDD = 3.3V l 2 V VIL Low Level Input Voltage VDD = 3.3V l 0.8 V IIN Input Current VIN = 0V to VDD l ±10 µA CIN Input Capacitance (Note 7) 1.5 pF
LOGIC OUTPUTS OVDD = 3.3V
VOH High Level Output Voltage VDD = 3.3V IO = –10µA 3.299 V IO = –200µA l 3.1 3.29 V VOL Low Level Output Voltage VDD = 3.3V IO = 160µA 0.01 V IO = 1.60µA l 0.1 0.4 V ISOURCE Output Source Current VOUT = 0V –50 mA ISINK Output Sink Current VOUT = 3.3V 50 mA
OVDD = 2.5V
VOH High Level Output Voltage VDD = 3.3V IO = –200µA 2.49 V VOL Low Level Output Voltage VDD = 3.3V IO = 1.6mA 0.1 V
OVDD = 1.8V
VOH High Level Output Voltage VDD = 3.3V IO = –200µA 1.79 V VOL Low Level Output Voltage VDD = 3.3V IO = 1.6mA 0.1 V 220714614fd For more information www.linear.com/LTC2207-14 5 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Converter Characteristics Pin Configuration Analog Input Dynamic Accuracy Common Mode Bias Characteristics Digital Inputs and Digital Outputs Power Requirements Timing Characteristics Timing Diagram Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Revision History Related Parts