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WM2631 Datasheet(PDF) 4 Page - Wolfson Microelectronics plc |
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WM2631 Datasheet(HTML) 4 Page - Wolfson Microelectronics plc |
4 / 13 page WM2631 Production Data WOLFSON MICROELECTRONICS LTD PD Rev 1.1 April 2001 4 ELECTRICAL CHARACTERISTICS Test Characteristics: RL = 10k Ω, CL = 100pF AVDD = DVDD = 5V ± 10%, VREF = 2.048V and AVDD = DVDD = 3V ± 10%, VREF = 1.024V over recommended operating free-air temperature range (unless noted otherwise). PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Static DAC Specifications Resolution 10 bits Integral non-linearity INL Code 20 to 1023 (see Note 1) ±0.5 ±2 LSB Differential non-linearity DNL Code 20 to 1023 (see Note 2) ±0.1 ±1 LSB Zero code error ZCE See Note 3 ±30 mV Gain error GE See Note 4 ±0.6 % FSR DC power supply rejection ratio PSRR See Note 5 -50 dB Zero code error temperature coefficient See Note 6 30 µV/°C Gain error temperature coefficient See Note 6 10 ppm/ °C DAC Output Specifications Output voltage range 10k Ω Load 0 AVDD-0.4 V Output load regulation 2k Ω to 10kΩ load See Note 7 ±0.3 % Full Scale Power Supplies Active supply current IDD No load, VIH=DVDD, VIL=0V AVDD = DVDD = 5V, VREF = 2.048V Slow Fast See Note 8 6 16 8 21 mA mA Power down supply current No load, all inputs 0V or DVDD 0.1 µA Dynamic DAC Specifications Slew rate DAC code 10%-90% Load = 10k Ω, 100pF Fast Slow See Note 9 4 1 10 3 V/ µs V/ µs Settling time DAC code 10%-90% Load = 10k Ω, 100pF Fast Slow See Note 10 1 3 3 7 µs µs Glitch energy DAC code 511 to 512 4 nV-s Channel Crosstalk 10kHz sine wave, 4V pk-pk -90 dB |
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