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AM263P4 数据表(PDF) 48 Page - Texas Instruments |
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AM263P4 数据表(HTML) 48 Page - Texas Instruments |
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48 / 168 page ![]() Table 5-5. ADC3 Signal Descriptions (continued) SIGNAL NAME [1] PIN TYPE [2] DESCRIPTION [3] ZCZ C PIN [4] ZCZ S PIN [4] ZCZ F PIN [4] ADC3_AIN5 I ADC Analog Input 5 (-IN2) CMPSSB7: inH/inL (+IN/-IN) U9 U9 U9 Table 5-6. ADC4 Signal Descriptions SIGNAL NAME [1] PIN TYPE [2] DESCRIPTION [3] ZCZ C PIN [4] ZCZ S PIN [4] ZCZ F PIN [4] ADC4_AIN0 I ADC Analog Input 0 (+IN0) CMPSSA8: inH (+IN) U6 U6 U6 ADC4_AIN1 I ADC Analog Input 1 (-IN0) CMPSSA8: inL (-IN) V5 V5 V5 ADC4_AIN2 I ADC Analog Input 2 (+IN1) CMPSSA9: inH (+IN) V4 V4 V4 ADC4_AIN3 I ADC Analog Input 3 (-IN1) CMPSSA9: inL (-IN) U5 U5 U5 ADC4_AIN4 I ADC Analog Input 4 (+IN2) CMPSSB8: inH/inL (+IN/-IN) V3 V3 V3 ADC4_AIN5 I ADC Analog Input 5 (-IN2) CMPSSB9: inH/inL (+IN/-IN) U4 U4 U4 5.3.1.1 ADC-CMPSS Signal Connections In each ADC, two sets of differential pins shall be shared with pins of two CMPSSA and remaining one pair of differential pins shall be connected to two independent pins of CMPSSB. These pins are demonstrated in Figure 5-1 and Table 5-7 where the CHSEL values determine how the inputs are fed into ADC. 12-bit DAC 12-bit DAC DAC-H Code DAC-L Code CMPSS-A 12-bit DAC 12-bit DAC DAC-H Code DAC-L Code CMPSS-A 12-bit DAC DAC-H Code 12-bit DAC DAC-L Code 12-bit DAC DAC-H Code 12-bit DAC DAC-L Code CMPSS-B CMPSS-B INP-0 INM-0 INP-1 INM-1 INP-2 INM-2 CAL-0 CAL-1 ATB 12-bit 4 MSPS Figure 5-1. CMPSS and ADC Connections Table 5-7. Connectivity between ADC Inputs to CMPSS Signals Signal/Pin Name ADC Input CMPSS Input ADC0 Channels ADC0_AIN0 ADC0:inp0 (+IN0) CMPSSA0:inH (+IN) ADC0_AIN1 ADC0:inm0 (-IN0) CMPSSA0:inL (-IN) ADC0_AIN2 ADC0:inp1 (+IN1) CMPSSA1:inH (+IN) ADC0_AIN3 ADC0:inm1 (-IN1) CMPSSA1:inL (-IN) AM263P4, AM263P2, AM263P4-Q1, AM263P2-Q1 SPRSP81D – OCTOBER 2023 – REVISED MAY 2025 www.ti.com 48 Submit Document Feedback Copyright © 2025 Texas Instruments Incorporated Product Folder Links: AM263P4 AM263P2 AM263P4-Q1 AM263P2-Q1 |
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