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DAC7541AKP-BI 数据表(PDF) 2 Page - Burr-Brown (TI) |
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DAC7541AKP-BI 数据表(HTML) 2 Page - Burr-Brown (TI) |
2 / 10 page 2 ® DAC7541A PARAMETER GRADE TA = +25°C TA = TMAX, TMIN(1) UNITS TEST CONDITIONS/COMMENTS PROPAGATION DELAY (from Digital Input change to 90% of Out1 Load = 100Ω, CEXT = 13pF. final Analog Output) All 100 — ns typ Digital Inputs = 0V to VDD or VDD to 0V. DIGITAL-TO-ANALOG GLITCH VREF = 0V, all digital inputs 0V to VDD or VDD to IMPULSE All 1000 — nV-s typ 0V. Measured using OPA606 as output amplifier. MULTIPLYING FEEDTHROUGH ERROR (VREF to Out1) All 1.0 — mVp-p max VREF = ±10V, 10kHz sine wave. OUTPUT CURRENT SETTLING TIME All 0.6 — µs typ To 0.01% of Full Scale Range. Out1 Load = 100Ω, CEXT = 13pF. All 1.0 — µs max Digital Inputs: 0V to VDD or VDD to 0V. OUTPUT CAPACITANCE COUT 1 (Pin 1) All 100 100 pF max Digital Inputs = VIH COUT 2 (Pin 2) All 60 60 pF max Digital Inputs = VIH COUT 1 (Pin 1) All 70 70 pF max Digital Inputs = VIL COUT 2 (Pin 2) All 100 100 pF max Digital Inputs = VIL PARAMETER GRADE TA = +25°C TA = TMAX, TMIN(1) UNITS TEST CONDITIONS/COMMENTS ACCURACY Resolution All 12 12 Bits Relative Accuracy J ±1 ±1 LSB max ±1LSB = ±0.024% of FSR. K ±1/2 ±1/2 LSB max ±1/2LSB = ±0.012% of FSR. Differential Non-linearity J ±1 ±1 LSB max All grades guaranteed monotonic to 12 bits, K ±1/2 ±1/2 LSB max TMIN to TMAX. Gain Error J ±6 ±8 LSB max Measured using internal RFB and includes effect K ±1 ±3 LSB max of leakage current and gain T.C. Gain error can be trimmed to zero. Gain Temperature Coefficient (∆Gain/∆Temperature) ALL 5 ppm/ °C max Typical value is 2ppm/ °C. Output Leakage Current: Out1 (Pin 1) J, K ±5 ±10 nA max All digital inputs = 0V. Out2 (Pin 2) J, K ±5 ±10 nA max All digital inputs = VDD. REFERENCE INPUT Voltage (Pin 17 to GND) All –10/+10 –10/+10 V min/max Input Resistance (Pin 17 to GND) All 7-18 7-18 k Ω min/max Typical input resistance = 11k Ω. Typical input resistance temperature coefficient is –50ppm/ °C. DIGITAL INPUTS VIN (Input HIGH Voltage) All 2.4 2.4 V min VIL (Input LOW Voltage) All 0.8 0.8 V max IIN (Input Current) All ±1 ±1 µA max Logic inputs are MOS gates. IIN typ (25°C) = 1nA CIN (Input Capacitance)(2) All 8 8 pF max VIN = 0V POWER SUPPLY REJECTION ∆Gain/∆V DD All ±0.01 ±0.02 % per % max VDD = +11.4V to +16V POWER SUPPLY VDD Range All +5 to +16 +5 to +16 V min to Accuracy is not guaranteed over this range. V max IDD All 2 2 mA max All digital inputs VIL or VIN. All 100 500 µA max All digital inputs 0V or VDD. SPECIFICATIONS ELECTRICAL At +25 °C, +V DD = +12V or +15V, VREF = +10V, VPIN 1 = VPIN 2 = 0V, unless otherwise specified. NOTES: (1) Temperature ranges are: = 0 °C to + 70°C for JP, KP, JU and KU versions. (2) Guaranteed by design but not production tested. DAC7541A AC PERFORMANCE CHARACTERISTICS These characteristics are included for design guidance only and are not production tested. VDD = +15V, VREF = +10V except where stated, VPIN 1 = VPIN 2 = 0V, output amp is OPA606 except where stated. DAC7541A NOTE: (1) Temperature ranges are: = 0 °C to + 70°C for JP, KP, JU and KU versions. |
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