ADS7846AN

ADS7846AN

$1.40
  • Description:A/D CONV TOUCH SCREEN CONTROLLER
  • Series:-

SKU:0054d184d9f4 Category: Brand:

  
  • Quantity
    • -
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Product Detailed Parameters

  • Description:A/D CONV TOUCH SCREEN CONTROLLER
  • Series:-
  • Mfr:Burr Brown
  • Package:Bulk
  • Touchscreen:4 Wire Capacitive
  • Resolution (Bits):12 b
  • Interface:Microwire, QSPI, SPI
  • Voltage Reference:External, Internal
  • Voltage - Supply:2.2V ~ 5.25V
  • Operating Temperature:-40°C ~ 85°C (TA)
  • Mounting Type:Surface Mount
  • Package / Case:16-TSSOP (0.173", 4.40mm Width)
  • Supplier Device Package:16-TSSOP
  • Current - Supply:780 µA
  • Grade:-
  • Qualification:-

Download product information

ADS7846AN

Buying Guide
Summary

Burr Brown ADS7846AN is a component in Touch Screen Controllers category typically evaluated for fit, operating limits, and supportability in production. Key specs include Description (A/D CONV TOUCH SCREEN CONTROLLER), Packaging (Bulk), Supply (2.2V ~ 5.25V), Temperature (-40°C ~ 85°C (TA)), and Package/case (16-TSSOP (0.173", 4.40mm Width)).

Selection Notes
  • For ADS7846AN, confirm the data interface (Microwire, QSPI, SPI) matches your host interface and timing requirements.
  • Validate the operating temperature range (-40°C ~ 85°C (TA)) for your environment and margin.
  • Validate Voltage Reference (External, Internal) under the expected test conditions in your application.
Alternates & Substitutions
  • For Touch Screen Controllers, compare the datasheet test conditions behind key specs and re-check the margins that were tightest during bring-up.
  • When replacing parts, validate corner behavior and recovery paths so failures remain diagnosable in the deployed system.
  • When evaluating alternates, treat package/case 16-TSSOP (0.173", 4.40mm Width), supplier package 16-TSSOP, mounting Surface Mount as non-negotiable unless you are re-spinning the PCB.
  • When in doubt, treat the swap as an ECO: define acceptance criteria, then validate under worst-case operating corners.
FAQ

What is the Resolution (Bits) of ADS7846AN?
12 b

Can you confirm the Touchscreen for ADS7846AN?
4 Wire Capacitive

Which package/case is specified for ADS7846AN?
16-TSSOP (0.173", 4.40mm Width)

Which supply current is specified for ADS7846AN?
780 µA

Application Scenarios

In real deployments, burr Brown ADS7846AN shows up under Touch Screen Controllers when designers want a well-bounded, datasheet-driven building block instead of a fragile board-level workaround. Predictable sensing behavior reduces false triggers and keeps safety and control functions deterministic across temperature. They detect position, proximity, distance, or magnetic state changes to provide control feedback and user interaction. Within automotive systems, angle and magnetic sensing provides actuator feedback under vibration and thermal cycling. In practice, within logistics equipment, position feedback improves accuracy for lifts and sorters operating in dusty warehouses. Within safety interlocks, reliable detection prevents unexpected motion when guards are open or access panels are removed. Position and proximity sensing validates alignment, EMI exposure, and filtering so triggers remain deterministic in the real mechanical stack-up.

Compatibility Advice
  • Check calibration and filtering so output is deterministic across temperature and vibration during bring-up and production test.
  • Confirm sensing range, alignment, and mechanical tolerances so readings remain stable across assembly variance before freezing the BOM.
  • To reduce integration risk, validate immunity to EMI and nearby magnets so false triggers do not appear in real installations. This keeps acceptance criteria measurable and repeatable.
Project Fit
  • Best fit when you can measure and verify Burr Brown ADS7846AN for Touch Screen Controllers integration with the real wiring and cabling, typically when you can validate alignment and mechanical tolerance so sensing remains stable across assembly variance.
  • Less ideal when integrating Burr Brown ADS7846AN for Touch Screen Controllers, filtering and latency requirements are unclear, so acceptance criteria cannot be defined, because it becomes difficult to prove margin across production variance.
ADS7846ANADS7846AN
$1.40
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