ADS7844NB
Texas InstrumentsExtended
-40℃~+85℃ 12 1LSB 2.7V~5V 200kHz 3.2MHz 550uA 72dB 8 External External SAR SPI Yes SSOP-20 Analog to Digital Converters (ADC) ROHS
- Part id
- ti/ADS7844NB
- Category
- Analog To Digital Converters (ADC)
- Package
- SSOP-20
- Pins
- 20
- In stock
- 0 at JLCPCB (C1542615)
Overview
The ADS7844NB is an analog To Digital Converter made by Texas Instruments in a SSOP-20 package with 20 pins. -40℃~+85℃ 12 1LSB 2.7V~5V 200kHz 3.2MHz 550uA 72dB 8 External External SAR SPI Yes SSOP-20 Analog to Digital Converters (ADC) ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:ADS8344NB_1K, from EasyEDA) and its footprint (Package_SO:SSOP-20_5.3x7.2mm_P0.65mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C1542615).
Symbol
Footprint
Pinout
20| Pin | Name | Type |
|---|---|---|
| 1 | CH0 | Unspecified |
| 2 | CH1 | Unspecified |
| 3 | CH2 | Unspecified |
| 4 | CH3 | Unspecified |
| 5 | CH4 | Unspecified |
| 6 | CH5 | Unspecified |
| 7 | CH6 | Unspecified |
| 8 | CH7 | Unspecified |
| 9 | COM | Unspecified |
| 10 | SHDN# | Unspecified |
| 11 | VREF | Unspecified |
| 12 | +VCC | Unspecified |
| 13 | GND | Unspecified |
| 14 | GND | Unspecified |
| 15 | DOUT | Unspecified |
| 16 | BUSY | Unspecified |
| 17 | DIN | Unspecified |
| 18 | CS# | Unspecified |
| 19 | DCLK | Unspecified |
| 20 | +VCC | Unspecified |
Parts like it
8
ADS7844E/2K5
SSOP-20-40℃~+85℃ 12 2.7V~5V 200kHz 2LSB 3.2MHz 3uA 72dB 8 External External Not supported SAR Serial port Yes SSOP-20 Analog to Digital Converters (ADC) ROHSTexas InstrumentsAnalog To Digital Converters (ADC)
ADS7816U
SOIC-8-40℃~+85℃ 1 12 200kHz 2LSB 3.2MHz 3uA 5V External External SAR Serial port Yes SOIC-8 Analog to Digital Converters (ADC) ROHSTexas InstrumentsAnalog To Digital Converters (ADC)MCP3002-I/SN
SOIC-8-40℃~+85℃ 10 1LSB 2 2.7V~5.5V 200kHz SPI SOIC-8 Analog to Digital Converters (ADC) ROHSMicrochip TechnologyAnalog To Digital Converters (ADC)
ADS7841EB
SSOP-16-150mil-40℃~+85℃ 12 1LSB 2.7V~5V 200kHz 3.2MHz 3uA 4 72dB External External Not supported SAR SPI Yes SSOP-16-150mil Analog to Digital Converters (ADC) ROHSTexas InstrumentsAnalog To Digital Converters (ADC)ADS7841ESQDBQRQ1
SSOP-16-150mil-40℃~+125℃ 12 2.7V~5.25V 200kHz 2LSB 2MHz、3.2MHz 3uA 4 71dB External External Multiplexers SAR Serial port Yes SSOP-16-150mil Analog to Digital Converters (ADC) ROHSTexas InstrumentsAnalog To Digital Converters (ADC)
ADS7842E/1K
SSOP-28-208mil-40℃~+85℃ 12 2.7V~5V 200kHz 2LSB 3.2MHz 3uA 4 71dB External External Multiplexers No Not supported Parallel port SAR SSOP-28-208mil Analog to Digital Converters (ADC) ROHSTexas InstrumentsAnalog To Digital Converters (ADC)
ADS7822E/2K5
VSSOP-8-40℃~+85℃ 1 12 2.7V~5.25V 200kHz 2LSB 3.2MHz 3uA 71dB External External Multiplexers、Simultaneous sampling SAR Serial port Yes VSSOP-8 Analog to Digital Converters (ADC) ROHSTexas InstrumentsAnalog To Digital Converters (ADC)ISL267817IBZ-T
SOIC-8-40℃~+85℃ 0.4LSB 0.5LSB 1 12 200kHz 3.2MHz 4.75V~5.25V 430uA 71dB External External Not supported Power-on reset、Bipolar input SAR SPI Yes SOIC-8 Analog to Digital Converters (ADC) ROHSRenesas ElectronicsAnalog To Digital Converters (ADC)
Questions
Is there a KiCad symbol and footprint for the ADS7844NB?
Yes. The symbol is EasyEDA_Cloud:ADS8344NB_1K and the footprint Package_SO:SSOP-20_5.3x7.2mm_P0.65mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the ADS7844NB?
SSOP-20, with 20 pins. Its footprint is drawn on this page.
Where is the ADS7844NB datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the ADS7844NB?
JLCPCB lists it as part C1542615, with 0 in stock; the sellers' links on this page open their listings.
What can replace the ADS7844NB?
Parts like it in the library: the ADS7844E/2K5 by Texas Instruments, the ADS7816U by Texas Instruments, the MCP3002-I/SN by Microchip Technology and the ADS7841EB by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.