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ADS8422IBPFBR
Fast 4MHz sampling rateADS8422IBPFBR
Fast 4MHz sampling rate
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Manufacturer Part # : ADS8422IBPFBR
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Package/Case: TQFP-48
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Part Status : ACTIVE
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Brand: Texas Instruments
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Product Categories : Analog to Digital Converters (ADC)
Quality Assurance
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Certification
We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
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About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
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ADS8422IBPFBR DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
The ADS8422IBPFBR is a 16-bit, 4-MHz A/D converter with an internal 4.096-V reference. The device includes a 16-bit capacitor-based multi-bit SAR A/D converter with inherent sample and hold. This converter includes a full 16-bit interface and an 8-bit option where data is read using two 8-bit read cycles if necessary. The ADS8422 has a fully differential, pseudo-bipolar input. It is available in a 48-lead TQFP package and is characterized over the industrial -40°C to +85°C temperature range.
Key Features
- Fully Differential Input with Pseudo-Bipolar Input Range-4 V to+4 V
- 16-Bit NMC at 4 MSPS
- 1 LSB INL Typ
- 92dB SNR, -102dB THD Typ with 100-kHz Input
- Internal 4.096-V Reference and Reference Buffer
- REFIN/2 Available for Setting Analog Input Common-Mode Voltage
- Zero Latency
- High-Speed Parallel Interface
- Single Supply Operation Capability
- Low Power: 155 mW at 4 MHz Typ,Flexible Power-Down Scheme
- Pin-Out Similar to ADS8412/8402
- 48-Pin 9×9 TQFP Package
Application
- DWDM
- Instrumentation
- High-Speed, High-Resolution, Zero LatencyData Acquisition Systems
- Transducer Interface
- Medical Instruments
- Spectrum Analysis
- ATE
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Pbfree Code | Yes | Rohs Code | Yes |
| Part Life Cycle Code | Active | Part Package Code | QFP |
| Pin Count ! | 48 | Reach Compliance Code | compliant |
| ECCN Code | 3A991.C.4 | HTS Code ! | 8542.39.00.01 |
| Analog Input Voltage-Max | 4.1 V | Analog Input Voltage-Min | 4.1 V |
| Conversion Time-Max | 0.18 µs | Converter Type | ADC, SUCCESSIVE APPROXIMATION |
| JESD-30 Code | S-PQFP-G48 | JESD-609 Code | e4 |
| Length | 7 mm | Linearity Error-Max (EL) | 0.0031% |
| Moisture Sensitivity Level | 2 | Number of Analog In Channels | 1 |
| Number of Bits | 16 | Number of Functions | 1 |
| Number of Terminals | 48 | Operating Temperature-Max | 85 °C |
| Operating Temperature-Min | -40 °C | Output Bit Code | 2'S COMPLEMENT BINARY |
| Output Format ! | PARALLEL, 8 BITS, PARALLEL, WORD | Package Body Material | PLASTIC/EPOXY |
| Package Code | TFQFP | Package Equivalence Code | TQFP48,.35SQ |
| Package Shape | SQUARE | Package Style | FLATPACK, THIN PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 | Power Supplies ! | 3/5,5 V |
| Qualification Status ! | Not Qualified | Sample Rate | 4 MHz |
| Sample and Hold / Track and Hold | SAMPLE | Seated Height-Max | 1.2 mm |
| Supply Current-Max | 27 mA | Supply Voltage-Min | 2.7 V |
| Supply Voltage-Nom | 5 V | Surface Mount ! | YES |
| Technology | BIPOLAR | Temperature Grade ! | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD | Terminal Form ! | GULL WING |
| Terminal Pitch ! | 0.5 mm | Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 | Width | 7 mm |
| Resolution (Bits) | 16 | Sample rate (max) (ksps) | 4000 |
| Number of input channels | 1 | Interface type | Byte-Wide, Parallel |
| Architecture | SAR | Input type | Differential |
| Rating | Catalog | Reference mode | External, Internal |
| Input voltage range (max) (V) | 4.1 | Input voltage range (min) (V) | 4.1 |
| Features | Oscillator | Operating temperature range (°C) | -40 to 85 |
| Power consumption (typ) (mW) | 155 | Analog supply (min) (V) | 4.75 |
| Analog supply voltage (max) (V) | 5.25 | SNR (dB) | 93 |
| Digital supply (min) (V) | 2.7 | Digital supply (max) (V) | 5.25 |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is ADS8422IBPFBR?
The ADS8422IBPFBR is a high-speed, 16-bit analog-to-digital converter (ADC) manufactured by Texas Instruments. It is designed for applications requiring fast and accurate signal digitization, such as data acquisition systems, instrumentation, and medical imaging equipment.
How Does ADS8422IBPFBR Work?
The ADS8422IBPFBR operates by converting analog input signals into digital data with 16-bit resolution and high-speed sampling rates. It utilizes a successive approximation register (SAR) architecture to achieve high accuracy in digitizing input voltages. The ADC features a high signal-to-noise ratio (SNR) and low total harmonic distortion (THD) for precise signal acquisition.
How Many Pins does ADS8422IBPFBR have and What are the Functions of the Pinout Configuration?
The ADS8422IBPFBR comes in a 48-pin LQFP (Low Profile Quad Flat Package) package. The pinout configuration includes:
- AVDD, DVDD: Analog and digital power supply pins, respectively.
- AGND, DGND: Analog and digital ground pins, respectively.
- AIN+/-: Analog input pins for differential signals.
- REF+/-: Reference voltage input pins.
- SDI, SCK, CONVST: Serial interface control pins.
- SDO: Serial data output pin.
What are the Pros and Cons of ADS8422IBPFBR?
Pros:
- High-Speed Operation: Capable of fast sampling rates for time-sensitive applications.
- High Resolution: Provides 16-bit resolution for accurate signal digitization.
- Low Noise: Achieves high SNR and low THD for precise signal acquisition.
- Serial Interface: Supports a serial interface for easy communication with microcontrollers or processors.
- Internal Reference Voltage: Includes internal reference voltage for simplified system design.
Cons:
- Complex Setup: Requires proper configuration of control signals for optimal performance.
- Power Consumption: High-speed operation may result in increased power consumption.
- External Components: May need additional components for filtering or buffering depending on the application requirements.
Are There Any Equivalents/Alternatives to ADS8422IBPFBR for Recommendation?
- A comparable alternative to the ADS8422IBPFBR is the ADS8361 from Texas Instruments.
- Alternatives to consider include the LTC2378-20 from Analog Devices and the MAX11166 from Maxim Integrated.
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