TLC542IFNRG3 Texas Instruments Integrated Circuit (Plastic Leaded Chip Carrier) In Stock
TLC542IFNRG3 is an 8-bit successive approximation ADC with 11 analog input channels and a maximum conversion time of 20 µs, supporting analog input voltages up to 5.5V. Packaged in a 20-Pin PLCC with SPI-compatible serial interface for direct MCU data acquisition integration.
- Manufacturer
- Texas Instruments
- Package
- Plastic Leaded Chip Carrier
- Pin Count
- 20
- Lifecycle
- OBSOLETE
- Datasheet
- TLC542IFNRG3 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TLC542IFNRG3?
- 8-bit SAR ADC with 11 multiplexed analog input channels and 20 µs maximum conversion time
- SPI-compatible serial interface enabling easy connection to microcontrollers without parallel bus overhead
- 5.5V maximum analog input range with 0.2% max linearity error in a 20-Pin PLCC package
What is TLC542IFNRG3 used for?
TLC542IFNRG3 is used in industrial data acquisition systems, process monitoring equipment, and multi-channel sensor interfaces where 11 analog inputs must be sampled via a simple 3-wire SPI bus. Its 8-bit resolution and 20 µs conversion time make it suitable for temperature, pressure, and level sensing applications with moderate throughput requirements.
What are the specifications of TLC542IFNRG3?
| YTEOL | 0 |
| Analog Input Voltage-Max | 5.5V |
| Conversion Time-Max | 20 µs |
| Converter Type | ADC, SUCCESSIVE APPROXIMATION |
| JESD-30 Code | S-PQCC-J20 |
| JESD-609 Code | e3 |
| Linearity Error-Max (EL) | 0.1953% |
| Number of Analog In Channels | 11 |
| Number of Bits | 8 |
| Number of Functions | 1 |
| Output Bit Code | BINARY |
| Output Format | SERIAL |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Sample Rate | 0.04MHz |
| Sample and Hold / Track and Hold | SAMPLE |
| Supply Current-Max | 2mA |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | MATTE TIN |
| Terminal Form | J BEND |
| Terminal Pitch | 1.27mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Plastic Leaded Chip Carrier |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| HTS Code | 8542.39.00.30 |
Where can I find the TLC542IFNRG3 datasheet?
TLC542IFNRG3 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TLC542IFNRG3?
Compatible alternatives and drop-in replacements for TLC542IFNRG3:
ADC, Successive Approximation, 8-Bit, 1 Func, 11 Channel, Serial Access, CMOS, PQCC20
Frequently Asked Questions
How many analog channels does TLC542IFNRG3 support and how fast does it convert each sample?
TLC542IFNRG3 supports 11 analog input channels with a maximum conversion time of 20 µs per sample, enabling a theoretical throughput of up to 50 ksps for sequential channel scanning at 8-bit resolution.
For a multi-sensor industrial controller, how does TLC542IFNRG3 reduce MCU pin count compared to parallel ADCs?
TLC542IFNRG3 uses a 3-wire SPI-compatible serial interface requiring only clock, data, and chip-select pins on the MCU, while offering 11 analog input channels from a single 20-Pin PLCC device, dramatically reducing board wiring complexity.
What is the maximum analog input voltage TLC542IFNRG3 accepts and how does its linearity error affect measurement accuracy?
TLC542IFNRG3 accepts analog inputs up to 5.5V with a maximum linearity error of 0.1953% (approximately 0.5 LSB at 8-bit), which translates to absolute measurement uncertainty of less than 11 mV over the full-scale 5V range.
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Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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