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LT5514 Datasheet(PDF) 3 Page - Linear Technology |
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LT5514 Datasheet(HTML) 3 Page - Linear Technology |
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3 / 20 page  3 LT5514 5514f VCC = 5V, VCCO = 5V, ENA = ENB = 3V, TA = 25°C, unless otherwise noted. (Note 7) (Test circuits shown in Figures 9 and 10) DC ELECTRICAL CHARACTERISTICS SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Normal Operating Conditions VCC Supply Voltage (Pins 2, 19) (Note 4) 4.75 5 5.25 V VCCO OUT+, OUT– Output Pin DC Common Mode Voltage OUT+, OUT– Connected to VOSUP via 3 5 6 V Choke Inductors or Resistors (Note 5) VOUT OUT+, OUT– Pin Instantaneous Voltage with Min/Max Limits Apply 2 8 V Respect to GND Shutdown DC Characteristics, ENA = ENB = 0.6V VIN(BIAS) IN+, IN– Bias Voltage Max Gain (Note 6) 1.15 1.3 1.5 V IIL(PGA) PGAO, PGA1, PGA2, PGA3 Input Current VIN = 0.6V 20 µA IIH(PGA) PGAO, PGA1, PGA2, PGA3 Input Current VIN = 5V 20 µA IOUT OUT+, OUT– Current All Gain Settings 20 µA ICC VCC Supply Current All Gain Settings (Note 4) 44 100 µA Enable and PGA Inputs DC Characteristics VIL ENA, ENB and PGAx Input Low Voltage x = 0, 1, 2, 3 0.6 V VIH ENA, ENB and PGAx Input High Voltage x = 0, 1, 2, 3 3 V IIL(PGA) PGAO, PGA1, PGA2, PGA3 Input Current VIN = 0.6V 20 µA IIH(PGA) PGAO, PGA1, PGA2, PGA3 Input Current VIN = 3V and 5V 15 30 µA IIL(EN) ENA, ENB Input Current VIN = 0.6V 4 20 µA IIH(EN) ENA, ENB Input Current VIN = 3V 18 µA VIN = 5V 38 100 µA Standard Mode DC Characteristics, ENA = ENB = 3V VIN(BIAS) IN+, IN– Bias Voltage Max Gain (Note 6) 1.34 1.49 1.65 V RIN Input Differential Resistance All Gain Settings (DC) 108 Ω gm Amplifier Transconductance Max Gain 0.3 S IOUT OUT+, OUT– Quiescent Current All Gain Settings, VOUT = 5V 33 40 47 mA IOUT(OFFSET) Output Current Mismatch All Gain Settings, IN+, IN– Open 200 µA ICC VCC1 + VCC2 Supply Current Max Gain (Note 4) 64 75 mA Min Gain (Note 4) 68 80 mA ICC(TOTAL) Total Supply Current ICC + 2 • IOUT (Max Gain) 148 174 mA Low Power Mode DC Characteristics, ENA = O.6V, ENB = 3V or ENA = 3V, ENB = 0.6V VIN(BIAS) IN+, IN– Bias Voltage Max Gain (Note 6) 1.34 1.48 1.65 V RIN Input Differential Resistance All Gain Settings (DC) 122 Ω gm Amplifier Transconductance Max Gain 0.15 S IOUT OUT+, OUT– Quiescent Current All Gain Settings, VOUT = 5V 17 20 24 mA IOUT(OFFSET) Output Current Mismatch All Gain Settings, IN+, IN– Open 100 µA ICC VCC1 + VCC2 Supply Current Max Gain (Note 4) 34 40 mA Min Gain (Note 4) 36 43 mA ICC(TOTAL) Total Supply Current ICC + 2 • IOUT (Max Gain) 76 91 mA |
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