TCA9534APWRAlternatives & Equivalent Parts
About TCA9534APWR
TCA9534APWR is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | TCA9534APWRSource | AT89C55WD-24PU | AT89S8252-24JC | LD39015M18R | STM32F411RET6TR | TCA9534PWR |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Microchip | Microchip | STMicroelectronics | STMicroelectronics | Texas Instruments |
| Package Type | Small Outline Packages | Dual-In-Line Packages | Plastic Leaded Chip Carrier | SOT23 (5-Pin) | Quad Flat Packages | Small Outline Packages |
| Pin Count | 16 | 40 | 44 | 5 | 64 | 16 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | — | — | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $0.5550 | $3.4600 | $3.2126 | $0.2695 | $3.3960 | $0.3968 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | — | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||
| Pbfree Code | Yes | Yes | — | — | — | Yes |
| YTEOL | 15 | 14 | — | 7 | 9 | 15 |
| Address Bus Width | 8 | 16 | — | — | — | 8 |
| Clock Frequency-Max | 0.4 MHz | 33 MHz | — | — | 26 MHz | 0.4 MHz |
| JESD-30 Code | R-PDSO-G16 | R-PDIP-T40 | — | R-PDSO-G5 | S-PQFP-G64 | R-PDSO-G16 |
| JESD-609 Code | e4 | e3 | — | e3 | — | e4 |
| Number of Bits | 8 | — | — | — | — | 8 |
| Number of I/O Lines | 8 | 32 | — | — | 50 | 8 |
| Number of Ports | 1 | — | — | — | — | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | RECTANGULAR | — | RECTANGULAR | SQUARE | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | IN-LINE | — | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | FLATPACK, LOW PROFILE, FINE PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 | — | — | 260 | NOT SPECIFIED | 260 |
| Supply Current-Max | 0.04 mA | 25 mA | — | — | 34.5 mA | 0.04 mA |
| Supply Voltage-Max | 5.5 V | 5.5 V | — | — | 3.6 V | 5.5 V |
| Supply Voltage-Min | 1.65 V | 5 V | — | — | 3.3 V | 1.65 V |
| Supply Voltage-Nom | 1.8 V | 5 V | — | — | 3.3 V | 1.8 V |
| Surface Mount | YES | NO | — | YES | YES | YES |
| Technology | CMOS | CMOS | — | BICMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | — | — | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | — | Matte Tin (Sn) - annealed | — | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | THROUGH-HOLE | — | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 0.65 mm | 2.54 mm | — | 0.95 mm | 0.5 mm | 0.65 mm |
| Terminal Position | DUAL | DUAL | — | DUAL | QUAD | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | — | — | NOT SPECIFIED | 30 |
| uPs/uCs/Peripheral ICs Type | PARALLEL IO PORT, GENERAL PURPOSE | MICROCONTROLLER | — | — | MICROCONTROLLER, RISC | PARALLEL IO PORT, GENERAL PURPOSE |
| Manufacturer Package Code | — | PDIP-40 | — | — | — | — |
| Factory Lead Time | — | 6 Weeks | — | 16 Weeks | 15 Weeks | — |
| Has ADC | — | NO | — | — | YES | — |
| Bit Size | — | 8 | — | — | 32 | — |
| Boundary Scan | — | NO | — | — | YES | — |
| CPU Family | — | 80C51 | — | — | CORTEX-M4 | — |
| DAC Channels | — | NO | — | — | NO | — |
| DMA Channels | — | NO | — | — | YES | — |
| External Data Bus Width | — | 8 | — | — | — | — |
| Format | — | FIXED POINT | — | — | FLOATING POINT | — |
| Integrated Cache | — | NO | — | — | NO | — |
| Low Power Mode | — | YES | — | — | YES | — |
| Number of External Interrupts | — | 2 | — | — | 16 | — |
| Number of Serial I/Os | — | 1 | — | — | — | — |
| Number of Timers | — | 3 | — | — | — | — |
| On Chip Data RAM Width | — | 8 | — | — | 8 | — |
| On Chip Program ROM Width | — | 8 | — | — | 8 | — |
| PWM Channels | — | NO | — | — | YES | — |
| Package Equivalence Code | — | DIP40,.6 | — | TSOP5/6,.11,37 | QFP64,.47SQ,20 | — |
| Qualification Status | — | Not Qualified | — | Not Qualified | — | — |
| RAM (bytes) | — | 256 | — | — | 131072 | — |
| ROM (words) | — | 20480 | — | — | 524288 | — |
| ROM Programmability | — | FLASH | — | — | FLASH | — |
| Speed | — | 24 MHz | — | — | 100 MHz | — |
| ## AT89C55WD-24PU Alternates Showing results | — | Image | — | — | — | — |
| Adjustability | — | — | — | FIXED | — | — |
| Dropout Voltage1-Max | — | — | — | 0.1 V | — | — |
| Dropout Voltage1-Nom | — | — | — | 0.08 V | — | — |
| Input Voltage Absolute-Max | — | — | — | 7 V | — | — |
| Input Voltage-Max | — | — | — | 5.5 V | — | — |
| Input Voltage-Min | — | — | — | 1.5 V | — | — |
| Line Regulation-Max | — | — | — | 0.00072% | — | — |
| Load Regulation-Max | — | — | — | 0.005364% | — | — |
| Number of Functions | — | — | — | 1 | — | — |
| Number of Outputs | — | — | — | 1 | — | — |
| Operating Temperature TJ-Max | — | — | — | 125 °C | — | — |
| Operating Temperature TJ-Min | — | — | — | -40 °C | — | — |
| Output Current1-Max | — | — | — | 0.15 A | — | — |
| Output Voltage1-Max | — | — | — | 1.854 V | — | — |
| Output Voltage1-Min | — | — | — | 1.746 V | — | — |
| Output Voltage1-Nom | — | — | — | 1.8 V | — | — |
| Packing Method | — | — | — | TR | — | — |
| Regulator Type | — | — | — | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | — | — |
| Voltage Tolerance-Max | — | — | — | 3% | — | — |
| RAM (words) | — | — | — | — | 65536 | — |
| ## STM32F411RET6TR Alternates Showing results | — | — | — | — | Image | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Why Look for Alternatives?
Finding alternatives for TCA9534APWR is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating TCA9534APWR replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to TCA9534APWR?
Known equivalents for TCA9534APWR include AT89C55WD-24PU, AT89S8252-24JC, LD39015M18R. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of TCA9534APWR?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify TCA9534APWR alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.