1 1

TLC7135 - 4 1/2-Digit Precision Analog-to-Digital Converters IC - SOP-28 SMD Package

TLC7135 - 4 1/2-Digit Precision Analog-to-Digital Converters IC - SOP-28 SMD Package

Request a Quote

10 Pcs MOQ

3 Day Global Shipping

Prices are subject to market fluctuations

We aim to keep pricing stable, but changes may occur based on external market factors.

Materials and care

HuaQiangBei In-Stock Supply Chain
100% Authentic Products
Rare Chip Sourcing

The TLC7135 is a precision 4 1/2-digit analog-to-digital converter (ADC) IC designed for high-accuracy measurement applications. It provides low-noise, high-stability performance ideal for digital multimeters and other precision measurement systems. The IC is housed in a SOP-28 SMD package, making it suitable for surface-mount applications where space is a constraint.

Specifications:

  • IC Type: Analog-to-Digital Converter
  • Package Type: SOP-28 SMD
  • Package Size: 28 Pins
  • Resolution: 4 1/2 digits (19,999 counts)
  • Conversion Type: Dual-slope
  • Input Voltage Range: ±2 V, ±20 V
  • Reference Voltage: 100 mV to 100 V
  • Power Supply Voltage: ±5 V to ±15 V
  • Maximum Conversion Rate: 30 conversions per second
  • Operating Temperature Range: 0°C to +70°C

Pin Configuration:

  1. IN HI: Positive analog input
  2. IN LO: Negative analog input
  3. ANALOG COMMON: Reference for input signal
  4. BUFF: Buffer output
  5. VREF LO: Reference voltage low
  6. VREF HI: Reference voltage high
  7. VCC: Positive supply voltage
  8. VSS: Negative supply voltage
  9. DIGITAL COMMON: Ground for digital section
  10. OSC1: Oscillator pin 1
  11. OSC2: Oscillator pin 2
  12. STROBE: Strobe input
  13. BIPOLAR/ZERO: Mode control
  14. POLARITY: Polarity output
  15. OVER RANGE: Over-range indication
  16. DIGIT SELECT 1-4: Digit select outputs
  17. DIGIT DRIVE 1-4: Digit drive outputs
  18. BLANK: Blank display
  19. A OUT: Segment A output
  20. B OUT: Segment B output
  21. C OUT: Segment C output
  22. D OUT: Segment D output
  23. E OUT: Segment E output
  24. F OUT: Segment F output
  25. G OUT: Segment G output
  26. DP OUT: Decimal point output
  27. TEST: Test pin
  28. VDD: Digital supply voltage

Features:

  • High precision with low drift
  • Auto-zero and auto-polarity
  • Built-in reference voltage
  • Minimal external components required
  • Directly drives LCDs and LEDs
  • Excellent linearity and stability

Applications:

  • Digital multimeters
  • Data acquisition systems
  • Portable measurement instruments
  • Industrial process control
  • Laboratory instrumentation

Package Includes:

  • 1 x TLC7135 4 1/2-Digit Precision Analog-to-Digital Converter IC (SOP-28 SMD Package)

Note: Product images are for illustrative purposes only and may differ from the actual product.

View full details