ADS7807U

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ADS7807U

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IC ADC 16BIT SAR 28SOIC

  • HerstellerTexas Instruments

  • Herstellerteil #ADS7807U

  • Paket SOIC-28

  • Auf Lager7038

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Spezifikationen

Attribut Wert
Package / Case Tube
Part Status Active
Number of Bits 16
Sampling Rate(Per Second) 40k
Number of Inputs 1
Input Type Single Ended
Data Interface SPI, Parallel
Configuration S/H-ADC
Ratio - S / H: ADC 1:1
Number of A/D Converters 1
Architecture SAR
Reference Type External, Internal
Voltage - Supply, Analog 5V
Voltage - Supply, Digital 5V
Operating Temperature -40°C ~ 85°C
Supplier Device Package 28-SOIC

Übersicht

Description

The ADS7807U is a 12-bit, 100 kSPS (kilo-samples per second) successive approximation register (SAR) analog-to-digital converter (ADC) from Texas Instruments. It features low power consumption (typically 35 mW) and operates on a ±5V supply, making it suitable for precision data acquisition in industrial and instrumentation applications.
Key features:
- 12-bit resolution with ±1 LSB linearity error
- 100 kSPS conversion rate
- Internal reference and track/hold for simplified design
- Parallel interface for easy microcontroller interfacing
- Wide input range (±10V, ±5V, 0–5V, or 0–10V selectable)
The ADS7807U is ideal for battery-powered systems, medical devices, and process control due to its high accuracy and low power consumption. Its robust performance and ease of integration make it a reliable choice for moderate-speed, high-resolution ADC needs.

Equivalent

The ADS7807U is a 16-bit, 100kSPS SAR ADC. Equivalent or similar products include:
- ADS7809U (16-bit, 100kSPS, improved specs)
- LTC1867 (16-bit, 250kSPS, lower power)
- MAX1116 (16-bit, 250kSPS, serial interface)
- AD7674 (16-bit, 100kSPS, higher accuracy)
Check datasheets for pin compatibility and performance differences.

Pinout

The ADS7807U is a 16-bit, 100 kSPS successive approximation ADC (analog-to-digital converter) in a 28-pin SOIC package.
### Key Functions:
- Analog Input: Single-ended, ±10V range (pins 2, 3).
- Reference: Internal 2.5V reference (pin 4) with external override option.
- Digital Interface: Parallel 16-bit output (pins 5–20) with byte-select mode (pin 21).
- Control Signals:
- CS (Chip Select, pin 22)
- R/C (Read/Convert, pin 23)
- BUSY (Conversion status, pin 24)
- Power Supply: ±5V (pins 1, 25, 28) and +5V digital (pin 27).
### Pin Count: 28 pins (SOIC).
Designed for high-precision data acquisition, it features low power (75mW) and fast conversion (8.5µs).

Manufacturer

The ADS7807U is manufactured by Burr-Brown, a company known for producing high-performance analog and mixed-signal semiconductors. Burr-Brown was acquired by Texas Instruments (TI) in 2000 and is now part of TI's product portfolio.
Burr-Brown specialized in precision data converters, amplifiers, and other analog ICs, catering to industrial, medical, and instrumentation applications. Texas Instruments continues to support many legacy Burr-Brown products, including the ADS7807U, a 16-bit analog-to-digital converter (ADC).
Summary:
- Manufacturer: Burr-Brown (now part of Texas Instruments).
- Company Type: Semiconductor firm specializing in analog/mixed-signal ICs.
- Status: Acquired by TI; products still available under TI.

Application

The ADS7807U is a 12-bit analog-to-digital converter (ADC) with applications in:
- Data Acquisition Systems – High-speed signal digitization.
- Industrial Automation – Process control and sensor interfacing.
- Medical Instruments – Precision measurement in diagnostics.
- Test & Measurement Equipment – Accurate signal analysis.
- Audio Processing – High-fidelity signal conversion.
- Automotive Systems – Sensor data logging and control.
Its 100 kSPS sampling rate, low power consumption, and ±10V input range make it suitable for diverse embedded and real-time systems.

Package

The ADS7807U is a 16-bit analog-to-digital converter (ADC) packaged in a 28-pin SOIC (Small Outline Integrated Circuit). This surface-mount package is compact and suitable for high-performance applications. The "U" suffix typically indicates the package type (SOIC) and may denote industrial temperature range or other variants. Check the datasheet for exact specifications.

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