ADS7822PBG4 Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock
Texas Instruments ADS7822PBG4 is a 12-bit, 200 kSPS successive-approximation ADC with a single analog input channel and SPI-compatible serial interface in an 8-pin DIP package. It operates from 2.7 V to 3.6 V with a 10 µs maximum conversion time and worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- ADS7822PBG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of ADS7822PBG4?
- 12-bit resolution with maximum linearity error of 0.024% ensures accurate analog measurements in data acquisition and instrumentation
- 10 µs maximum conversion time at 200 kSPS sample rate suits real-time control loops and audio digitization applications
- 8-pin DIP-8 through-hole package with 2.7 V to 3.6 V supply enables direct prototyping on breadboards alongside 3.3 V microcontrollers
What is ADS7822PBG4 used for?
The ADS7822PBG4 is well suited for portable data acquisition systems, precision temperature and pressure sensing, and battery-monitoring circuits where 12-bit resolution and compact SPI interfacing are required. Its 2.7 V to 3.6 V operating range makes it directly compatible with 3.3 V microcontroller platforms without level translation, simplifying embedded sensor designs. Engineers developing industrial instrumentation and medical portable monitors also benefit from its low linearity error and fast 200 kSPS conversion rate.
What are the specifications of ADS7822PBG4?
| YTEOL | 0 |
| Analog Input Voltage-Max | 3.6V |
| Conversion Time-Max | 10 µs |
| Converter Type | ADC, SUCCESSIVE APPROXIMATION |
| JESD-30 Code | R-PDIP-T8 |
| JESD-609 Code | e4 |
| Linearity Error-Max (EL) | 0.0244% |
| Number of Analog In Channels | 1 |
| Number of Bits | 12 |
| Number of Functions | 1 |
| Output Bit Code | BINARY |
| Output Format | SERIAL |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP8,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| Sample Rate | 0.2MHz |
| Sample and Hold / Track and Hold | SAMPLE |
| Supply Voltage-Nom | 2.7V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8542.39.00.30 |
Where can I find the ADS7822PBG4 datasheet?
ADS7822PBG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for ADS7822PBG4?
Compatible alternatives and drop-in replacements for ADS7822PBG4:
12-Bit, 1 Func, 1 Channel, Serial Access, CMOS, PDIP8
Frequently Asked Questions
What resolution and maximum sample rate does the ADS7822PBG4 provide?
The ADS7822PBG4 delivers 12-bit resolution at a maximum sample rate of 200 kSPS, giving 4,096 discrete output codes across its full analog input range. This combination supports applications requiring simultaneous high accuracy and moderate speed, such as industrial 4–20 mA loop digitization and audio sampling at 44.1 kHz or 96 kHz.
What analog input voltage range does ADS7822PBG4 accept and how should the reference be set?
The device accepts analog input voltages from 0 V up to VREF, which can be set between 1 V and 3.6 V to match the signal swing of the sensor being digitized. With a 3.3 V reference, each 12-bit LSB represents approximately 0.8 mV, providing fine-grained resolution for precision sensors such as thermocouples, strain gauges, and current-sense amplifiers.
How does the 12-bit linearity error specification of ADS7822PBG4 affect calibration requirements in precision instruments?
With a maximum integral linearity error of 0.024% (approximately ±1 LSB at 12 bits), the ADS7822PBG4 typically needs no linearity calibration in most instruments, since sensor tolerances and noise usually exceed this figure. This reduces firmware complexity and eliminates the need for a stored linearity correction table, cutting both development time and non-volatile memory usage.
When is ADS7822PBG4 in a DIP-8 package preferred over its SOIC or MSOP equivalents?
The DIP-8 through-hole package is preferred during prototyping and in low-volume production where breadboard or machined-socket assembly is used, because it eliminates the reflow soldering equipment needed for SOIC or MSOP packages. Educational lab kits, bench instruments, and legacy industrial control cards with through-hole component constraints also specify DIP-8 for easy field replacement and hand-soldering with standard 0.1-inch grid spacing.
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Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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