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STM32L151VD データシート(PDF) 117 Page - STMicroelectronics |
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STM32L151VD データシート(HTML) 117 Page - STMicroelectronics |
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117 / 140 page  STM32L151xD STM32L152xD Electrical characteristics Doc ID 022027 Rev 6 117/140 6.3.20 DAC electrical specifications Data guaranteed by design, not tested in production, unless otherwise specified. Table 67. DAC characteristics Symbol Parameter Conditions Min Typ Max Unit VDDA Analog supply voltage 1.8 - 3.6 V VREF+ Reference supply voltage VREF+ must always be below VDDA 1.8 - 3.6 VREF- Lower reference voltage VSSA IDDVREF+ (1) Current consumption on VREF+ supply VREF+ = 3.3 V No load, middle code (0x800) - 130 220 µA No load, worst code (0x000) - 220 350 IDDA (1) Current consumption on VDDA supply VDDA = 3.3 V No load, middle code (0x800) - 210 320 No load, worst code (0xF1C) - 320 520 RL (2) Resistive load DAC output buffer ON 5- - k Ω CL (2) Capacitive load - - 50 pF RO Output impedance DAC output buffer OFF 6 8 10 k Ω VDAC_OUT Voltage on DAC_OUT output DAC output buffer ON 0.2 - VDDA – 0.2 V DAC output buffer OFF 0.5 - VREF+ – 1LSB mV DNL(1) Differential non linearity(3) CL ≤ 50 pF, RL ≥ 5 kΩ DAC output buffer ON -1.5 3 LSB No RLOAD, CL ≤ 50 pF DAC output buffer OFF -1.5 3 INL(1) Integral non linearity(4) CL ≤ 50 pF, RL ≥ 5 kΩ DAC output buffer ON -2 4 No RLOAD, CL ≤ 50 pF DAC output buffer OFF -2 4 Offset(1) Offset error at code 0x800 (5) CL ≤ 50 pF, RL ≥ 5 kΩ DAC output buffer ON -±10 ±25 No RLOAD, CL ≤ 50 pF DAC output buffer OFF -±5 ±8 Offset1(1) Offset error at code 0x001(6) No RLOAD, CL ≤ 50 pF DAC output buffer OFF -±1.5 ±5 |
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