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LTC2704CGW-12 Datasheet(PDF) 4 Page - Linear Technology |
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LTC2704CGW-12 Datasheet(HTML) 4 Page - Linear Technology |
4 / 20 page 4 LTC2704 2704f ELECTRICAL CHARACTERISTICS The ● denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25°C, V+1 = V+2 = 15V, V– = –15V, VDD = 5V, REF1 = REF2 = 5V, AGND = AGNDx = REFG1 = REFG2 = GND = 0V. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS AC Performance (Note 4) Glitch Impulse 0V to 5V Range, Midscale Transition 2 nV-s Crosstalk 10V Step on VOUTA DAC B: 0V to 5V Range, Full Scale 2 nV-s DAC B: 0V to 10V Range, Full Scale 3 nV-s Digital Feedthrough ±10V Range, Midscale 0.2 nV-s Multiplying Feedthrough Error 0V to 10V Range, VREF = ±5V, 10kHz Sine Wave 0.35 mVP-P Multiplying Bandwidth Span = 0V to 5V, Full Scale 300 kHz Span = 0V to 10V, Full Scale 250 kHz Output Noise Voltage Density 10kHz Span = 0V to 5V, Midscale 30 nV/ √Hz Span = 0V to 10V, Midscale 50 nV/ √Hz Output Noise Voltage 0.1Hz to 10Hz Span = 0V to 5V, Midscale 0.8 µVRMS Span = 0V to 10V, Midscale 1.2 µVRMS Power Supply IDD Supply Current, VDD Digital Inputs = 0V or VDD ● 0.5 2 µA IS Supply Current, V+/V– V+/V– = ±15V, ±10%; VREF = 5V, VOUT = 0V (Note 2) ● 17.5 20 mA V+/V– = ±5V, ±10%; VREF = 2V, VOUT = 0V (Note 2) ● 17.0 18 mA Sleep Mode—All DACs (Note 4) ● 1mA VDD Logic Supply Voltage ● 2.7 5.5 V V+1/V+2 Positive Analog Supply Voltage ● 4.5 16.5 V V– Negative Analog Supply Voltage ● –16.5 – 4.5 V Digital Inputs/Outputs VIH Digital Input High Voltage VDD = 2.7V to 5.5V ● 2.4 V VDD = 2.7V to 3.3V ● 2.0 V VIL Digital Input Low Voltage VDD = 2.7V to 5.5V ● 0.6 V VDD = 4.5V to 5.5V ● 0.8 V VOH Digital Output High Voltage IOH = 200µA ● VCC – 0.4 V VOL Digital Output Low Voltage IOL = 200µA ● 0.4 V IIN Digital Input Current ● 0.001 ±1 µA CIN Digital Input Capacitance VIN = 0V (Note 3) ● 5pF TI I G CHARACTERISTICS The ● denotes specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VDD = 4.5V to 5.5V t1 SDI Valid to SCK Setup ● 7ns t2 SDI Valid to SCK Hold ● 7ns t3 SCK High Time ● 11 ns t4 SCK Low Time ● 11 ns t5 CS/LD Pulse Width ● 9ns t6 LSB SCK High to CS/LD High ● 0ns t7 CS/LD Low to SCK Positive Edge ● 12 ns t8 CS/LD High to SCK Positive Edge ● 12 ns t9 SRO Propagation Delay CLOAD = 10pF ● 18 ns t10 CLR Pulse Width ● 50 ns |
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