Architecture
: SAR
Mounting Style
: SMD/SMT
Packaging
: Reel
Input Type
: Voltage
Maximum Operating Temperature
: + 85 C
Number of Converters
: 1
Number of ADC Inputs
: 1
Supply Voltage - Max
: 5.25 V
Resolution
: 14 bit
Supply Voltage - Min
: 4.75 V
Interface Type
: Serial, SPI
Voltage Reference
: Internal, External
Package / Case
: TQFP-48
Maximum Power Dissipation
: 60 mW
Conversion Rate
: 1250 KSPs
SNR
: 78 dB
DescriptionThe ADS7890IPFBT is a 14-bit 1.25-MSPS A-to-D converter with 2.5-V internal reference.The ADS7890IPFBT includes a capacitor based SAR A/D converter with inherent sample and hold.The device offers a 14-bit serial SPI or DSP compatible interface.The device has a pseudo-differential input stage.
The absolute maximum ratings of the ADS7890IPFBT can be summarized as:(1):the parameter is +IN to AGND,the rating is −0.3 to +VA+0.1,the unit is V;(2):the parameter is −IN to AGND,the rating is -0.3 to 0.5,the unit is V;(3):the parameter is +VA to AGND,the rating is −0.3 to 7,the unit is V;(4):the parameter is +VBD to BDGND,the rating is -0.3 to 7,the unit is V;(5):the parameter is digital input voltage to GND,the rating is −0.3 to (+VBD+0.3),the unit is V;(6):the parameter is digital output to GND,the rating is −0.3 to (+VBD+0.3),the unit is V;(7):the parameter is operating temperature range,the rating is -40 to 85,the unit is ;(8):the parameter is storage temperature range,the rating is -65 to 150,the unit is ;(9):the parameter is junction temperature (TJmax),the rating is 150,the unit is ;(10):the parameter is TQFP packag power dissipation,the rating is (TJ MaxTA)/JA;(11):the parameter is TQFP package JA thermal impedance,the rating is 86,the unit is /W;(12):the parameter is lead temperature,soldering vapor phase (60 sec),the rating is 215,the unit is ;(13):the parameter is lead temperature,soldering infrared (15 sec),the rating is 220,the unit is .
Parameters: | Technical/Catalog Information | ADS7890IPFBT |
| Vendor | Texas Instruments (VA) |
| Category | Integrated Circuits (ICs) |
| Number of Bits | 14 |
| Package / Case | 48-TQFP |
| Data Interface | Serial |
| Packaging | Cut Tape (CT) |
| Sampling Rate (Per Second) | 1.25M |
| Operating Temperature | -40°C ~ 85°C |
| Voltage Supply Source | Analog and Digital |
| Number of Inputs and Type | 1 Pseudo-Differential, Unipolar |
| Number of Converters | 1 |
| Power Dissipation (Max) | 60mW |
| Drawing Number | 296; 4073176; PFB; 48 |
| Lead Free Status | Lead Free |
| RoHS Status | RoHS Compliant |
| Other Names | ADS7890IPFBT
ADS7890IPFBT
296 16681 1 ND
296166811ND
296-16681-1
|
ADS7890IPFBT Data Sheet
