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ADS9813 Datasheet(PDF) 49 Page - Texas Instruments |
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ADS9813 Datasheet(HTML) 49 Page - Texas Instruments |
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49 / 66 page ![]() 7.2.16 Register C3h (offset = C3h) [reset = 0h] Figure 7-47. Register C3h 15 14 13 12 11 10 9 8 RANGE_CH8 RANGE_CH7 R/W-0h R/W-0h 7 6 5 4 3 2 1 0 RANGE_CH6 RANGE_CH5 R/W-0h R/W-0h Figure 7-48. Register C3h Field Descriptions Bit Field Type Reset Description 15-12 RANGE_CH8 R/W 0h Select the analog input voltage range. 0 : ±5V 1 : ±3.5V 2 : ±2.5V 3 : ±7V 4 : ±10V 5 : ±12V 11-8 RANGE_CH7 R/W 0h 7-4 RANGE_CH6 R/W 0h 3-0 RANGE_CH5 R/W 0h Register C4h (offset = C4h) [reset = 0h] Figure 7-49. Register C4h 15 14 13 12 11 10 9 8 RESERVED CM_RNG_CH[8:5] R/W-0h R/W-0h 7 6 5 4 3 2 1 0 CM_RNG_CH[4:1] AVG_CFG2 CM_EN_ CH[8:5] CM_EN_ CH[4:1] AVG_CFG1 PD_CHIP R/W-0h R/W-0h R/W-0h R/W-0h R/W-0h R/W-0h Figure 7-50. Register C4h Field Descriptions Bit Field Type Reset Description 15-10 RESERVED R/W 0h Reserved. Do not change from the default reset value. 9-8 CM_RNG_CH[8:5] R/W 0h CM_RNG_CH[4:1] sets the common-mode range for channels 1, 2, 3, and 4. CM_RNG_CH[8:5] sets the common-mode range for channels 5, 6, 7, and 8. 0 : CM range is equal to ±RANGE / 2 1 : CM range is equal to ±6V 2 : CM range is equal to ±12V 7-6 CM_RNG_CH[4:1] R/W 0h 5-4 AVG_CFG2 R/W 0h Configuration for simple averaging. See Table 6-10 for more details. 3 CM_EN_CH[8:5] R/W 0h CM_EN_CH[4:1] enables wide common-mode range control for channels 1 to 4. CM_EN_CH[8:5] enables the wide common-mode range control for channels 5 to 8. 0 : Wide common-mode range control disabled 1 : Wide common-mode range control enabled 2 CM_EN_CH[4:1] R/W 0h 1 AVG_CFG1 R/W 0h Configuration for simple averaging. See Table 6-10 for more details. 0 PD_CHIP R/W 0h Full chip power-down control. 0 : Normal device operation 1 : Full device powered-down www.ti.com ADS9813, ADS9811, ADS9810 SBASAQ6A – JULY 2024 – REVISED NOVEMBER 2024 Copyright © 2024 Texas Instruments Incorporated Submit Document Feedback 49 Product Folder Links: ADS9813 ADS9811 ADS9810 |
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