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LTC2633 Datasheet(PDF) 4 Page - Analog Devices |
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LTC2633 Datasheet(HTML) 4 Page - Analog Devices |
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4 / 24 page  LTC2633 4 2633fc For more information www.linear.com/LTC2633 SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VOUT DAC Output Span External Reference Internal Reference 0 to VREF 0 to 2.5 V V PSR Power Supply Rejection VCC = 3V ± 10% or 5V ± 10% –80 dB ISC Short Circuit Output Current (Note 6) Sinking Sourcing VFS = VCC = 5.5V Zero Scale; VOUT shorted to VCC Full Scale; VOUT shorted to GND l l 27 –28 48 –48 mA mA DAC ISD DAC Output Current in High Impedance Mode LO Options Only l 0.01 ±0.5 µA Power Supply VCC Positive Supply Voltage For Specified Performance l 2.7 5.5 V ICC Supply Current (Note 6) VCC = 3V, VREF = 2.5V, External Reference VCC = 3V, Internal Reference VCC = 5V VREF = 2.5V, External Reference VCC = 5V, Internal Reference l l l l 0.3 0.4 0.3 0.4 0.5 0.6 0.5 0.6 mA mA mA mA ISD Supply Current in Power-Down Mode (Note 6) VCC = 5V l 0.5 2 µA Reference Input Input Voltage Range l 1 VCC V Resistance l 120 160 200 kΩ Capacitance 12 pF IREF Reference Current, Power Down Mode DAC Powered Down l 0.005 5 µA Reference Output Output Voltage l 1.24 1.25 1.26 V Reference Temperature Coefficient ±10 ppm/°C Output Impedance 0.5 kΩ Capacitive Load Driving 10 µF Short Circuit Current VCC = 5.5V, REF Shorted to GND 2.5 mA SYMBOL PARAMETER CONDITIONS LTC2633-8 LTC2633-10 LTC2633-12 LTC2633A-12 UNITS MIN TYP MAX MIN TYP MAX MIN TYP MAX MIN TYP MAX GETC Gain Temperature Coefficient VCC = 3V, Internal Ref. (Note 9) C-Grade H-Grade 10 10 10 10 10 10 10 10 ppm/°C ppm/°C Load Regulation Internal Ref., Mid-Scale, VCC = 3V ± 10%, –5mA ≤ IOUT ≤ 5mA VCC = 5V ± 10%, –10mA ≤ IOUT ≤ 10mA l l 0.009 0.009 0.016 0.016 0.035 0.035 0.064 0.064 0.14 0.14 0.256 0.256 0.14 0.14 0.256 0.256 LSB/mA LSB/mA ROUT DC Output Impedance Internal Ref., Mid-Scale, VCC = 3V ± 10%, –5mA ≤ IOUT ≤ 5mA VCC = 5V ± 10%, –10mA ≤ IOUT ≤ 10mA l l 0.09 0.09 0.156 0.156 0.09 0.09 0.156 0.156 0.09 0.09 0.156 0.156 0.09 0.09 0.156 0.156 Ω Ω ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VCC = 2.7V to 5.5V, VOUT unloaded unless otherwise specified. LTC2633-LI12/-LI10/-LI8/-LX12/-LX10/-LX8/-LZ12/-LZ10/-LZ8/-LO12/-LO10/-LO8/LTC2633A-LI12/-LX12/-LZ12/-LO12 (VFS = 2.5V) |
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