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ADC3683 датащи(PDF) 3 Page - Texas Instruments |
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ADC3683 датащи(HTML) 3 Page - Texas Instruments |
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3 / 70 page ![]() 4 Pin Configuration and Functions 1 NC 48 NC 2 NC 47 NC 3 PDN/SYNC 46 NC 4 VREF 45 NC 5 REFGND 44 IOVDD 6 REFBUF 43 FCLKM 7 AVDD 42 FCLKP 8 CLKP 41 NC 9 CLKM 40 IOGND 10 NC 39 DCLKINP 11 VCM 38 DCLKINM 12 RESET 37 DCLKP 13 SDIO 36 DCLKM 14 NC 35 IOVDD 15 NC 34 NC 16 NC 33 NC Not to scale Thermal Pad Figure 4-1. HBP Package, 64-Pin CFP (Top View) Table 4-1. Pin Functions PIN TYPE DESCRIPTION NAME NO. INPUT/REFERENCE AINP 21 I Positive analog input, channel A AINM 22 I Negative analog input, channel A BINP 60 I Positive analog input, channel B BINM 59 I Negative analog input, channel B REFBUF 6 I 1.2V external voltage reference input for use with internal reference buffer. Internal 100kΩ pull-up resistor to AVDD. This pin is also used to configure default operating conditions. REFGND 5 I Reference ground input VCM 11 O Common-mode voltage output for the analog inputs, 0.95V VREF 4 I External voltage reference input, 1.6V CLOCK CLKP 8 I Positive differential sampling clock input for the ADC CLKM 9 I Negative differential sampling clock input for the ADC CONFIGURATION NC 1, 2, 10, 14, 15, 16, 17, 18, 19, 30, 31, 32, 33, 34, 41, 45, 46, 47, 48, 49, 50, 51, 62, 63, 64 - Unbonded pins. Connect to ground or leave floating.(1) PDN/SYNC 3 I Power down/Synchronization input. This pin can be configured via the SPI interface. Active high. This pin has an internal 21kΩ pull-down resistor. RESET 12 I Hardware reset. Active high. This pin has an internal 21kΩ pull-down resistor. SEN 25 I Serial interface enable. Active low. This pin has an internal 21kΩ pull-up resistor to AVDD. SCLK 56 I Serial interface clock input. This pin has an internal 21kΩ pull-down resistor. www.ti.com ADC3683-SP SBASAB5 – MARCH 2024 Copyright © 2024 Texas Instruments Incorporated Submit Document Feedback 3 Product Folder Links: ADC3683-SP |
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