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LTC6603 Datasheet(PDF) 4 Page - Linear Technology |
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LTC6603 Datasheet(HTML) 4 Page - Linear Technology |
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4 / 24 page  LTC6603 4 6603f ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. V+A = V+D = V+IN = 3V, VICM = VOCM = 1.5V, Gain = 0dB, lowpass cutoff = 2.5MHz, internal clocking with RBIAS = 30.9k unless otherwise noted. PARAMETER CONDITIONS MIN TYP MAX UNITS VOS Differential Input Referred Differential Offset Voltage at Either Output Lowest Cutoff Frequency, Gain Setting = 24dB Highest Cutoff Frequency, Gain Setting = 24dB Lowest Cutoff Frequency, Gain Setting = 0dB Highest Cutoff Frequency, Gain Setting = 0dB l l l l ±8 ±14 ±40 ±60 mV mV mV mV CMRR Differential fC = 625kHz Common Mode Input from 0 to 3V, V+IN = 3V Common Mode Input from 0 to 5V, V+IN = 5V l l 60 60 90 90 dB dB VOCM Pin Voltage V+A = V+D = 3V, Pin 3 Open l 1.3 1.45 1.5 V VOCM Pin Input Impedance V+A = V+D = 3V, Pin 3 Open l 2.5 3.4 4.5 kΩ VOSCM Common Mode Offset Voltage, VOCM = 1.5V, Supplies = 3V VOSCM = VOUT-CM – VOCM l 100 185 mV Output Swing Source 1mA, Relative to V+A Sink 1mA, Relative to GND l l 200 150 500 400 mV mV Short-Circuit Current Sourcing Sinking l l 7 11 25 30 mA mA Supply Current Internal Clock (RBIAS = 30.9k); Sum of the Currents into V+D, V+A, and V+IN All Supplies Set to 3V fC = 156.25kHz fC = 625kHz fC = 2.5MHz l l l 88 121 162 96 130 175 mA mA mA Supply Current, Shutdown Mode Sum of the Currents into V+D, V+A, and V+IN; All Supplies Set to 3V Shutdown Via Serial Interface l 170 235 μA Supply Voltage V+D, V+A Relative to GND V+IN Relative to GND l l 2.7 2.7 3.6 5.5 V V PSRR V+D = V+A = V+IN, All from 2.7V to 3.6V V+D = V+A = 3V, V+IN from 4.5V to 5.5V l l 40 65 50 85 dB dB RBIAS Resistor Range CLKCNTL = 3V Clock Frequency Error < ±3.5% Clock Frequency Error < ±3% l l 30.9 54.9 54.9 200 kΩ kΩ RBIAS Pin Voltage 30.9k < RBIAS < 200k 1.17 V Clock Frequency Drift Over Temperature RBIAS = 30.9k CLKCNTL Pin Open 40 ppm/ºC Clock Frequency Drift Over Supply V+A, V+D from 2.7V to 3.6V, RBIAS = 30.9k CLKCNTL Pin Open l 0.2 0.5 %/V Output Clock Duty Cycle RBIAS = 30.9k l 45 50 55 % CLKIO Pin High Level Input Voltage CLKCNTL = 0V (Note 5) l V+D – 0.3 V CLKIO Pin Low Level Input Voltage CLKCNTL = 0V (Note 5) l 0.3 V CLKIO Pin Input Current CLKCNTL = 0V CLKIO = 0V (Note 6) CLKIO = V+D l l –1 10 μA μA CLKIO Pin High Level Output Voltage V+A = V+D = 3V, CLKCNTL = 3V IOH = –1mA IOH = –4mA 2.95 2.9 V V |
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