AD7780BRZ-REEL Analog Devices Integrated Circuit (Small Outline Packages) In Stock
AD7780BRZ-REEL is a 24-bit, pin-programmable, ultralow-power sigma-delta ADC from Analog Devices. It features a single differential input channel, ±5V analog input range, and 0.0006% maximum linearity error in a 14-pin SOIC package for precision measurement applications.
- Manufacturer
- Analog Devices
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- AD7780BRZ-REEL Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 105.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 24-bit sigma-delta conversion with 0.0006% max linearity error for precision measurement
- Pin-programmable gain and output data rate without SPI/I2C register writes
- Ultralow power consumption suited for battery-operated and energy-harvesting sensor nodes
- ±5V differential analog input range in a compact 14-pin SOIC footprint
Applications
The AD7780BRZ-REEL is ideal for precision weigh scales, load-cell amplifiers, and industrial process-control transmitters that demand high-resolution 24-bit data from bridge sensors. Its pin-programmable interface eliminates the need for complex firmware initialization, accelerating design cycles for smart meters and medical diagnostic equipment. The ultralow power consumption and wide ±5V input range also make it well suited for battery-powered field instruments and remote environmental monitoring nodes.
Specifications
| Pbfree Code | No |
| Manufacturer Package Code | R-14 |
| YTEOL | 0 |
| Analog Input Voltage-Max | 5V |
| Analog Input Voltage-Min | -5 V |
| Converter Type | ADC, DELTA-SIGMA |
| JESD-30 Code | R-PDSO-G14 |
| Linearity Error-Max (EL) | 0.0006% |
| Number of Analog In Channels | 1 |
| Number of Bits | 24 |
| Number of Functions | 1 |
| Output Bit Code | OFFSET BINARY |
| Output Format | SERIAL |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP14,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Qualification Status | Not Qualified |
| Supply Current-Max | 0.5mA |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8542.39.00.30 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the 24-bit resolution of the AD7780BRZ-REEL translate to measurement precision for load-cell bridge applications?
At 24-bit resolution the AD7780BRZ-REEL provides 16.7 million digital codes over the full ±5V input range, yielding a theoretical LSB of approximately 0.6 µV at unity gain. Combined with a maximum linearity error of 0.0006%, this is sufficient for weigh-scale designs that need 1-part-per-million accuracy without calibration loops, covering legal-for-trade measurements across a 10kg to 300kg range.
What does 'pin-programmable' mean for the AD7780BRZ-REEL, and how does it simplify embedded firmware?
Pin-programmable means that gain (1x or 128x) and output data rate (10 Hz or 80 Hz) are selected by driving dedicated logic pins high or low, with no SPI or I2C register map to configure. Microcontroller firmware can read valid 24-bit samples immediately after power-up with as few as 3 GPIO lines, cutting initialization code and eliminating the risk of misconfigured register writes during production testing.
Which sensor interface architectures benefit most from the AD7780BRZ-REEL's ±5V differential input range?
Wheatstone bridge sensors powered from a 5V excitation supply produce differential output swings of ±10 mV to ±100 mV at full scale. Amplifying by the AD7780's internal 128x gain maps these signals to the ±5V ADC range without an external instrumentation amplifier, saving 1-2 components per channel. Strain-gauge, pressure, and force-transducer front ends on single 5V supplies are the primary beneficiaries.
When would an engineer choose the AD7780BRZ-REEL over a higher-speed 24-bit ADC for a process-control transmitter?
Process-control transmitters measuring slowly varying physical quantities — temperature, pressure, or flow at bandwidths below 40 Hz — do not need high sample rates. The AD7780 at 10 Hz or 80 Hz output data rate applies a built-in sinc digital filter that rejects 50 Hz and 60 Hz mains interference, eliminating an external anti-alias filter and simplifying PCB design compared to a general-purpose 24-bit SAR ADC running at 100 kSPS or faster.
Related Guides
How to Choose a BAS70 Schottky Diode for Signal Clamping: Selection Guide
A practical BAS70KFILM and BAS70-family Schottky diode selection guide for signal clamping, RF detection, leakage, and topology choices.
Jul 4, 2026
AMC1202DWVR Design Guide for Isolated Current Sensing
Practical AMC1202DWVR design guide covering shunt sizing, isolation layout, input filtering, ADC scaling, and sourcing choices.
Jul 4, 2026
1206 100 uF MLCC Design Guide for Compact Bulk Decoupling
Design guidance for applying CL31A107MQHNNNE and related 1206 MLCCs in compact bulk decoupling networks.
Jul 3, 2026
0402 10 nF MLCC Design Guide for High-Speed Decoupling
Practical design guidance for using CL05B103KB5NNNC and related 0402 MLCCs in high-speed decoupling networks.
Jul 3, 2026
Why Buy from FindMyChip
About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
More from Analog Devices
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.”