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BL702/704/706 데이터시트(PDF) 32 Page - Bouffalo Lab Intelligent Technology Co., Ltd. |
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BL702/704/706 데이터시트(HTML) 32 Page - Bouffalo Lab Intelligent Technology Co., Ltd. |
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32 / 47 page ![]() BL702/704/706 Datasheet Table 6.5: GPADC characteristics Symbol Parameter Conditions Min Typ Max Units VDD33 Vbat supply voltage 2.3 3.6 V T Working tempreture -40 125 ◦C Ivdd33 Current consumption of ADC on VDD33 PGA1&2 off (2M clock) 150 μA PGA1&2 on(2M clock) 350 Fclk ADC input top clock frequency Clock from SOC 1.5 32 MHz Fsample Sampling rate 2.048M(12bit mode) 32K-128K(14bit mode) 8K-16K(16bit mode) 2 MHz Vin Input conversion voltage range Differential mode 6.4 V(vpp) Single-ended mode 3.2 Rin Total input channel resistance 2 KΩ Tcal Calibration time Fsample=2M (16bit mode) 140 uS Tpu Power up time 1 uS Tconv Total conversion time 12bit mode 1 1/Fsample 14bit mode 1 16 14bit mode 2 64 16bit mode 3 128 16bit mode 4 256 1. 14-bit mode with 16 times average 2. 14-bit mode with 64 times average 3. 16-bit mode with 128 times average 4. 16-bit mode with 256 times average Note: Unless otherwise specified, the parameters given in Table 1 are derived from test under -40 to 125oC, supply AVDD=3.3V, DVDD=1.1V. BL702/704/706 Datasheet 32/ 47 @2021 Bouffalo Lab |
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