AD7843ARQ
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- Mfr.Part #
- AD7843ARQ
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 16-SSOP (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC ADC 12BIT TOUCHSCREEN 16-QSOP
- Stock
- 6,660
- In Stock ：
- 6,660
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Touch Screen Controllers
- Max Input Voltage :
- 3.6V
- Terminal Position :
- Dual
- Number of Terminations :
- 16
- Operating Supply Voltage :
- 3.3V
- Terminal Finish :
- Matte Tin (Sn)
- Polarity :
- Unipolar
- Voltage - Supply :
- 2.2V~5.25V
- Voltage Reference :
- External
- Packaging :
- Tube
- Length :
- 5mm
- Number of Functions :
- 1
- Min Input Voltage :
- 1V
- Consumer IC Type :
- CONSUMER CIRCUIT
- Number of Pins :
- 16
- Number of Analog Inputs :
- 2
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- JESD-609 Code :
- e3
- Lead Free :
- Contains Lead
- Nominal Supply Current :
- 240μA
- Number of Bits :
- 12
- Number of Channels :
- 4
- Sampling Rate :
- 125 ksps
- Lifecycle Status :
- Production (Last Updated: 1 month ago)
- Peak Reflow Temperature (Cel) :
- 260
- Operating Temperature :
- -40°C~85°C
- Resolution (Bits) :
- 12 b
- Width :
- 3.91mm
- Touchscreen :
- 4 Wire Resistive
- Package / Case :
- 16-SSOP (0.154, 3.90mm Width)
- Number of A/D Converters :
- 1
- ECCN Code :
- EAR99
- Radiation Hardening :
- No
- Terminal Form :
- Gull wing
- Power Dissipation :
- 1.4mW
- Mounting Type :
- Surface Mount
- Base Part Number :
- AD7843
- Factory Lead Time :
- 8 Weeks
- RoHS Status :
- ROHS3 Compliant
- Surface Mount :
- yes
- Interface :
- Serial
- Pbfree Code :
- No
- REACH SVHC :
- No SVHC
- Integral Nonlinearity (INL) :
- 2 LSB
- Height :
- 1.65mm
- Pin Count :
- 16
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Conversion Rate :
- 125 ksps
- Input Capacitance :
- 37pF
- Datasheets
- AD7843ARQ
Touch Screen Controllers Analog Devices, Inc. AD7843ARQ Overview
The AD7843ARQ by Analog Devices, Inc. is a sophisticated touch screen controller designed to optimize user interface management in various applications. As a critical component of touch screen technology, this 12-bit analog-to-digital converter (ADC) ensures high precision and rapid response times, enhancing the overall user experience. The device operates with a single 2.2 V to 5.25 V power supply, making it versatile for use in both portable and fixed electronics. With its compact 16-QSOP package, the AD7843ARQ integrates seamlessly into space-constrained designs, maintaining both efficiency and reliability.
AD7843ARQ Features
The AD7843ARQ boasts several features that make it a standout choice for touch screen applications. Its 12-bit resolution ensures accurate touch position sensing, crucial for applications requiring fine control and precision. The device supports a variety of screen types, including four-wire resistive touch screens, expanding its usability across different technologies. Additionally, the low power consumption and wide operating temperature range (-40°C to +85°C) ensure that the AD7843ARQ is suitable for a broad array of environmental conditions, maintaining consistent performance without sacrificing durability.
AD7843ARQ Applications
- Smartphones and Tablets: The AD7843ARQ can be utilized in these devices to provide precise touch input detection, enabling smoother and more responsive user interactions.
- GPS Navigation Systems: In GPS devices, this touch screen controller helps to facilitate clear and accurate touch inputs, enhancing the ease of use for on-the-go adjustments.
- Medical Devices: Its high accuracy and reliability are essential for medical touchscreen applications, where precision and ease of use are critical for device functionality.
- Industrial Controls: The rugged design and operational stability of the AD7843ARQ make it ideal for use in industrial environments, where equipment must perform reliably under various conditions.
- Point of Sale Systems: For POS systems, this controller ensures that transactions are handled efficiently through quick and precise touch inputs, improving the overall customer experience.
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