
Luminometer ADC
czbiohub-sf/portable-luminometer
Software and electronics for the portable SiPM luminometer.
Texas InstrumentsExtended
-40℃~+125℃ 1.2V 101dB 2.7V~3.6V 24 32kHz 32kHz 7.5LSB 7.7mA 8 8.192MHz 8ppm/℃ Built-in External、Built-in SPI Sigma-Delta Support Yes TQFP-32(5x5) Analog to Digital Converters (ADC) ROHS
The ADS131M08IPBS is an analog To Digital Converter made by Texas Instruments in a TQFP-32(5x5) package with 32 pins. -40℃~+125℃ 1.2V 101dB 2.7V~3.6V 24 32kHz 32kHz 7.5LSB 7.7mA 8 8.192MHz 8ppm/℃ Built-in External、Built-in SPI Sigma-Delta Support Yes TQFP-32(5x5) Analog to Digital Converters (ADC) ROHS.
PCBKit's library has its KiCad symbol (Analog_ADC:ADS131M08xPBS, from KiCad's library) and its footprint (Package_QFP:TQFP-32_5x5mm_P0.5mm, from KiCad's library), ready for a KiCad board. 513 are in stock at JLCPCB (part C2685451). 4 open-source boards in 4 repositories on GitHub use it.
| Pin | Name | Type |
|---|---|---|
| 1 | AIN2P | Input |
| 2 | AIN2N | Input |
| 3 | AIN3N | Input |
| 4 | AIN3P | Input |
| 5 | AIN4P | Input |
| 6 | AIN4N | Input |
| 7 | AIN5N | Input |
| 8 | AIN5P | Input |
| 9 | AIN6P | Input |
| 10 | AIN6N | Input |
| 11 | AIN7N | Input |
| 12 | AIN7P | Input |
| 13 | AGND | Power in |
| 14 | REFIN | Input |
| 15 | AVDD | Power in |
| 16 | SYNC/RESET | Input |
| 17 | CS | Input |
| 18 | DRDY | Output |
| 19 | SCLK | Input |
| 20 | DOUT | Tri-state |
| 21 | DIN | Input |
| 22 | XTAL2 | Output |
| 23 | XTAL1/CLKIN | Input |
| 24 | CAP | Passive |
| 25 | DGND | Power in |
| 26 | DVDD | Power in |
| 27 | AGND | Passive |
| 28 | AGND | Passive |
| 29 | AIN0P | Input |
| 30 | AIN0N | Input |
| 31 | AIN1N | Input |
| 32 | AIN1P | Input |

czbiohub-sf/portable-luminometer
Software and electronics for the portable SiPM luminometer.

dgaddy/biosensing_circuit_board
Custom printed circuit board for biosensing, such as EMG, EEG, or ECG


jayis1/hardware-design-lab
Full-cycle hardware device designs — each device in its own subfolder with architecture, schematics, PCB layout, and software stack
Yes. The symbol is Analog_ADC:ADS131M08xPBS and the footprint Package_QFP:TQFP-32_5x5mm_P0.5mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
TQFP-32(5x5), with 32 pins. Its footprint is drawn on this page.
Texas Instruments publishes it: the Datasheet link on this page opens it.
JLCPCB lists it as part C2685451, with 513 in stock; the sellers' links on this page open their listings.
Parts like it in the library: the ADS131M08IPBSR by Texas Instruments, the ADS131M06IPBS by Texas Instruments, the ADS131M06QPBSRQ1 by Texas Instruments and the ADS131M02IPW by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.
4 boards in 4 repositories on GitHub; the most starred are listed on this page, with their KiCad files.