Model No: AD7711ANZ
Analog Devices Inc. AD7711ANZ
Manufacturer: Analog Devices Inc.
SEMICON NO.: AD7711ANZ
Package: 24-PDIP
Stock: In stock
Description: IC Converter ADC 2 Channel
SEMICON NO.: AD7711ANZ
Package: 24-PDIP
Stock: In stock
Description: IC Converter ADC 2 Channel
Quantity :
| Mfr | Analog Devices Inc. |
| Device Type | 24-Bit Sigma-Delta Signal Conditioning ADC |
| Architecture | Charge-Balancing Sigma-Delta (Σ-Δ) |
| Resolution (Bits) | 24-bit |
| Nonlinearity | ±0.0015% (max) |
| Sampling Rate | 19.5 kSPS (max) / 1.028 kSPS |
| Number of Input Channels | 2 (1 Differential, 1 Single-Ended) |
| Input Configuration | MUX-PGA-ADC |
| PGA Gain Range | 1 to 128 |
| Signal Polarity | Bipolar / Unipolar |
| Analog Supply Voltage | 5 V to 10 V |
| Digital Supply Voltage | 5 V (nominal) |
| Power Consumption (Typical) | 25 mW / 7 mW |
| Operating Temperature | -40°C to +85°C |
| Package | 24-PDIP |
| Mounting Type | Surface Mount |
| Compliance | RoHS Compliant |
The AD7711ANZ is a high-performance 24-bit Σ-Δ low-frequency signal conditioning ADC from Analog Devices, housed in a standard 24-lead PDIP through-hole package. It features built-in RTD excitation current sources, 2-channel programmable gain front end with 1 to 128 gain range, 1kHz maximum output update rate, 4.75V to 10.5V wide single-supply operating voltage, ±0.0015% ultra-low nonlinearity, and -40°C to +85°C industrial temperature range, making it an extremely high-precision, fully integrated analog front-end solution for industrial process control, RTD temperature measurement systems, and smart transmitter applications.
Application Scenarios
This fully integrated 24-bit Σ-Δ signal conditioning ADC is optimized for high-precision low-level sensor signal acquisition tasks. Its primary applications include industrial process control systems and high-accuracy RTD temperature measurement modules, where it directly acquires low-level RTD output signals and outputs calibrated serial digital results; industrial smart transmitters and 4-20mA loop-powered field devices, where it implements full signal conditioning and high-precision ADC conversion functions for industrial field sensor signals; and portable high-precision industrial measurement instruments, where it ensures ultra-high measurement accuracy while minimizing overall system power consumption.
Frequently Asked Questions (FAQ)
Q1: What is the maximum resolution of the AD7711ANZ?
A: It features true 24-bit no-missing-code resolution with ±0.0015% ultra-low nonlinearity, delivering industry-leading low-level signal measurement accuracy.
Q2: What is the core advantage of the built-in RTD current sources?
A: The integrated precision constant current sources eliminate external precision current source components, drastically reducing system BOM cost and PCB space occupation for RTD temperature measurement designs.
Compatible Alternative industrial ADC List
● ADS1247IPWR: A Texas Instruments 24-bit Σ-Δ ADC with integrated PGA and RTD excitation, serving as a fully pin-compatible cross-vendor second-source alternative with comparable high-precision performance.
● AD7710ANZ: The lower-cost 24-bit Σ-Δ ADC variant of the same ADI family, delivering comparable performance for cost-sensitive low-precision industrial measurement design upgrades.
● LTC2440CGN#PBF: A Linear Technology 24-bit high-resolution Σ-Δ ADC, featuring enhanced ultra-low noise performance for ultra-high-precision laboratory measurement deployment scenarios.
Application Scenarios
This fully integrated 24-bit Σ-Δ signal conditioning ADC is optimized for high-precision low-level sensor signal acquisition tasks. Its primary applications include industrial process control systems and high-accuracy RTD temperature measurement modules, where it directly acquires low-level RTD output signals and outputs calibrated serial digital results; industrial smart transmitters and 4-20mA loop-powered field devices, where it implements full signal conditioning and high-precision ADC conversion functions for industrial field sensor signals; and portable high-precision industrial measurement instruments, where it ensures ultra-high measurement accuracy while minimizing overall system power consumption.
Frequently Asked Questions (FAQ)
Q1: What is the maximum resolution of the AD7711ANZ?
A: It features true 24-bit no-missing-code resolution with ±0.0015% ultra-low nonlinearity, delivering industry-leading low-level signal measurement accuracy.
Q2: What is the core advantage of the built-in RTD current sources?
A: The integrated precision constant current sources eliminate external precision current source components, drastically reducing system BOM cost and PCB space occupation for RTD temperature measurement designs.
Compatible Alternative industrial ADC List
● ADS1247IPWR: A Texas Instruments 24-bit Σ-Δ ADC with integrated PGA and RTD excitation, serving as a fully pin-compatible cross-vendor second-source alternative with comparable high-precision performance.
● AD7710ANZ: The lower-cost 24-bit Σ-Δ ADC variant of the same ADI family, delivering comparable performance for cost-sensitive low-precision industrial measurement design upgrades.
● LTC2440CGN#PBF: A Linear Technology 24-bit high-resolution Σ-Δ ADC, featuring enhanced ultra-low noise performance for ultra-high-precision laboratory measurement deployment scenarios.
