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ADS7950SBRGER Datasheet(PDF) 7 Page - Texas Instruments |
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ADS7950SBRGER Datasheet(HTML) 7 Page - Texas Instruments |
7 / 70 page ADS7950, ADS7951, ADS7952, ADS7953, ADS7954, ADS7955 ADS7956, ADS7957, ADS7958, ADS7959, ADS7960, ADS7961 www.ti.com SLAS605B – JUNE 2008 – REVISED JULY 2015 Pin Functions: VQFN Packages PIN ADS7953 ADS7952 ADS7951 ADS7950 I/O DESCRIPTION PIN NAME ADS7957 ADS7956 ADS7955 ADS7954 ADS7961 ADS7960 ADS7959 ADS7958 REFERENCE REFP 31 31 24 24 I Reference input REFM 30 30 23 23 I Reference ground ADC ANALOG INPUT AINP 3 3 4 4 I Signal input to ADC AINM 4 4 5 5 I ADC input ground MULTIPLEXER MXO 2 2 3 3 O Multiplexer output Ch0 20 18 13 11 I Ch1 19 17 12 10 I Ch2 18 16 11 9 I Ch3 17 15 10 8 I Ch4 16 14 9 — I Ch5 15 13 8 — I Ch6 14 12 7 — I Ch7 13 11 6 — I Analog-input channels for multiplexer Ch8 12 10 — — I Ch9 11 9 — — I Ch10 10 8 — — I Ch11 9 7 — — I Ch12 8 — — — I Ch13 7 — — — I Ch14 6 — — — I Ch15 5 — — — I DIGITAL CONTROL SIGNALS CS 23 23 16 16 I Chip select input SCLK 24 24 17 17 I Serial clock input SDI 25 25 18 18 I Serial data input SDO 26 26 19 19 O Serial data output GENERAL PURPOSE INPUT / OUTPUT(1) GPIO0 I/O General purpose input or output High alarm or 29 29 22 22 Active high output indicating high alarm or high/low High/Low O alarm depending on programming alarm POWER SUPPLY AND GROUND +VA 21, 32 21, 32 1, 14 1, 14 — Analog power supply AGND 1, 22 1, 22 2, 15 2, 15 — Analog ground +VBD 28 28 21 21 — Digital I/O supply BDGND 27 27 20 20 — Digital ground NC PINS 5, 6, 19, — — — 6, 7, 12, 13 — Pins internally not connected, do not float these pins 20 (1) This pin has programmable dual functionality. Refer to Table 12 for functionality programming. Copyright © 2008–2015, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Links: ADS7950 ADS7951 ADS7952 ADS7953 ADS7954 ADS7955 ADS7956 ADS7957 ADS7958 ADS7959 ADS7960 ADS7961 |
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