ADS1261BQWRHMRQ1
10-Channel Single ADC Delta-Sigma 40ksps 24-bit Serial Automotive AEC-Q100 32-Pin VQFN EP T/R
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Part Number : ADS1261BQWRHMRQ1
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Package/Case : VQFN-32
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Brands : TI
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Components Categories : Analog to Digital Converters
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Datesheet : ADS1261BQWRHMRQ1 DataSheet (PDF)
Overview of ADS1261BQWRHMRQ1
The ADS1260-Q1 and ADS1261-Q1 (ADS126x-Q1) are advanced analog-to-digital converters designed for precision measurements in various applications. With a 40-kSPS sampling rate, these devices offer high accuracy and reliability, making them ideal for demanding scenarios like weigh scales and RTDs
Key Features
- AEC-Q100 qualified for automotive applications
- Temperature grade 1: –40°C to +125°C, TA
- 24-bit, high-precision ADCs
- Offset drift: 1 nV/°C
- Gain drift: 0.5 ppm/°C
- Noise: 30 nVRMS (20 SPS, gain = 128)
- Linearity: 2 ppm
- CMOS PGA gain: 1 to 128
- Data rate: 2.5 SPS to 40 kSPS
- 2.5-V reference: 4 ppm/°C
- Single-cycle settling mode
- Signal and reference monitors
- 5-V or ±2.5-V power supply
- Internal temperature sensor
- Cyclic redundancy check (CRC)
- Excitation current sources
- Sensor burn-out current sources
- Four general-purpose inputs/outputs
(ADS1261-Q1) - AC excitation for bridge sensors (ADS1261-Q1)
- 5-mm × 5-mm VQFN package
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Series | ADS1261 | Product Status | Active |
| Number of Bits | 24 | Sampling Rate (Per Second) | 40k |
| Number of Inputs | 10 | Input Type | Differential/Single-Ended |
| Data Interface | SPI | Configuration | MUX-PGA-ADC |
| Ratio - S/H:ADC | 0:1 | Architecture | Sigma-Delta |
| Reference Type | External, Internal | Voltage - Supply, Analog | 4.75V ~ 5.25V |
| Voltage - Supply, Digital | 2.7V ~ 5.25V | Features | Excitation Current Sources (iDACs), GPIO, Oscillator, PGA, 50/60 Hz Rejection, Temp Sensor |
| Operating Temperature | -40°C ~ 125°C | Package / Case | VQFN-32 |
| Supplier Device Package | 32-VQFN (5x5) | Mounting Type | Surface Mount, Wettable Flank |
| Base Product Number | ADS1261 | Manufacturer | Texas Instruments |
| Product Category | Analog to Digital Converters - ADC | RoHS | Details |
| Mounting Style | SMD/SMT | Resolution | 24 bit |
| Number of Channels | 10 Channel | Interface Type | SPI |
| Sampling Rate | 40 kS/s | Analog Supply Voltage | 4.75 V to 5.25 V |
| Digital Supply Voltage | 2.7 V to 5.25 V | Minimum Operating Temperature | - 40 C |
| Maximum Operating Temperature | + 125 C | Qualification | AEC-Q100 |
| Brand | Texas Instruments | Development Kit | ADS1261EVM |
| Gain Error | +/- 0.05 % | Pd - Power Dissipation | 20 mW |
| Product | Precision Analog to Digital Converters | Product Type | ADCs - Analog to Digital Converters |
| Shutdown | No Shutdown | Factory Pack Quantity | 3000 |
| Subcategory | Data Converter ICs | Type | Delta-Sigma ADC |
Warranty & Returns
Warranty, Returns, and Additional Information
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Parts Quality Guarantee: 365 days
Returns for refund: within 90 days
Returns for Exchange: within 90 days
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