STM32L433RBT6Alternatives & Equivalent Parts
About STM32L433RBT6
STM32L433RBT6 is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Quad Flat 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 | STM32L433RBT6Source | 742792031 | SN74HC574DWR | STM32L431RBT6 | STM32L433RCT6 | STM32L433RCT6P | STM32L433RCT3 | STM32L431RCT6 | STM32L452RCT6 | STM32L4A6RGT6 | STM32L412RBT3 | STM32L452RET6 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | Würth Elektronik | Texas Instruments | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package Type | Quad Flat Packages | Inductors Chip | Small Outline Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages |
| Pin Count | 64 | 2 | 20 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 |
| Temperature Range | — | -55.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | — | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | — | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C |
| Price | $2.5812 | $0.1365 | $0.1950 | $2.2955 | $2.5900 | $3.1428 | $3.6400 | $1.9530 | $3.0000 | $5.8470 | $2.8300 | $3.5812 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE UNCONFIRMED | ACTIVE |
| Electrical Parameters | ||||||||||||
| Manufacturer Package Code | LQFP 64 10x10x1.4 | — | — | LQFP 64 10x10x1.4 | LQFP 64 10x10x1.4 | — | — | LQFP 64 10x10x1.4 | — | — | — | — |
| Factory Lead Time | 12 Weeks | — | — | — | 12 Weeks | 12 Weeks | — | — | 12 Weeks | — | 12 Weeks | — |
| Date Of Intro | 2018-05-25 | — | — | — | 2018-05-25 | 2018-05-25 | 2018-05-25 | — | 2018-05-28 | 2018-05-25 | — | 2018-05-28 |
| YTEOL | 9 | 15 | 15 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 2 | 9 |
| Has ADC | YES | — | — | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Bit Size | 32 | — | — | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| Clock Frequency-Max | 48 MHz | — | — | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| DMA Channels | YES | — | — | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| JESD-609 Code | e3 | e3 | e4 | — | e3 | — | — | e3 | e3 | e3 | — | e3 |
| Number of I/O Lines | 52 | — | — | 52 | 52 | 52 | 52 | 52 | 52 | 52 | 52 | 52 |
| PWM Channels | YES | — | — | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Package Shape | SQUARE | — | RECTANGULAR | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE |
| Package Style | FLATPACK, LOW PROFILE, FINE PITCH | — | SMALL OUTLINE | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 | — | 260 | 260 | 260 | NOT SPECIFIED | 260 | 260 | 260 | 260 | — | 260 |
| Speed | 80 MHz | — | — | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz |
| Supply Voltage-Max | 3.6 V | — | — | 3.6 V | 3.6 V | 3.6 V | 3.6 V | 3.6 V | 3.6 V | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage-Min | 1.71 V | — | — | 1.8 V | 1.71 V | 1.71 V | 1.71 V | 1.8 V | 1.71 V | 1.71 V | 1.71 V | 1.8 V |
| Supply Voltage-Nom | 3 V | — | — | 1.8 V | 3 V | 3 V | 3 V | 1.8 V | 3 V | 3 V | 3 V | 1.8 V |
| Surface Mount | YES | — | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Terminal Finish | Matte Tin (Sn) | Tin (Sn) - with Nickel (Ni) barrier | Nickel/Palladium/Gold (Ni/Pd/Au) | Tin (Sn) - immersion | Matte Tin (Sn) | — | Tin (Sn) - immersion | Matte Tin (Sn) | Matte Tin (Sn) - annealed | Matte Tin (Sn) | — | Matte Tin (Sn) |
| Terminal Form | GULL WING | — | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 0.5 mm | — | 1.27 mm | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm |
| Terminal Position | QUAD | — | DUAL | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | — | — | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| Case Code | — | 0805 | — | — | — | — | — | — | — | — | — | — |
| Construction | — | Multi-Layer | — | — | — | — | — | — | — | — | — | — |
| DC Resistance-Max | — | 0.05 Ω | — | — | — | — | — | — | — | — | — | — |
| Filter Type | — | FERRITE CHIP | — | — | — | — | — | — | — | — | — | — |
| Frequency-Max | — | 200 MHz | — | — | — | — | — | — | — | — | — | — |
| Frequency-Min | — | 100 MHz | — | — | — | — | — | — | — | — | — | — |
| Height | — | 0.9 mm | — | — | — | — | — | — | — | — | — | — |
| Mounting Type | — | SURFACE MOUNT | — | — | — | — | — | — | — | — | — | — |
| Number of Functions | — | 1 | 8 | — | — | — | — | — | — | — | — | — |
| Output Impedance | — | 300 OHM Ω | — | — | — | — | — | — | — | — | — | — |
| Packing Method | — | TR, EMBOSSED, 7 INCH | TR | — | — | — | — | — | — | — | — | — |
| Rated Current | — | 3 A | — | — | — | — | — | — | — | — | — | — |
| Pbfree Code | — | — | Yes | — | — | — | — | — | — | — | — | — |
| Additional Feature | — | — | BROADSIDE VERSION OF 374 | — | — | — | — | — | — | — | — | — |
| Control Type | — | — | ENABLE LOW | — | — | — | — | — | — | — | — | — |
| Count Direction | — | — | UNIDIRECTIONAL | — | — | — | — | — | — | — | — | — |
| Family | — | — | HC/UH | — | — | — | — | — | — | — | — | — |
| JESD-30 Code | — | — | R-PDSO-G20 | S-PQFP-G64 | S-PQFP-G64 | S-PQFP-G64 | — | S-PQFP-G64 | S-PQFP-G64 | — | S-PQFP-G64 | S-PQFP-G64 |
| Load Capacitance (CL) | — | — | 50 pF | — | — | — | — | — | — | — | — | — |
| Logic IC Type | — | — | BUS DRIVER | — | — | — | — | — | — | — | — | — |
| Max Frequency@Nom-Sup | — | — | 24000000 Hz | — | — | — | — | — | — | — | — | — |
| Max I(ol) | — | — | 0.0078 A | — | — | — | — | — | — | — | — | — |
| Number of Bits | — | — | 8 | — | — | — | — | — | — | — | — | — |
| Number of Ports | — | — | 2 | — | — | — | — | — | — | — | — | — |
| Output Characteristics | — | — | 3-STATE | — | — | — | — | — | — | — | — | — |
| Output Polarity | — | — | TRUE | — | — | — | — | — | — | — | — | — |
| Package Body Material | — | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | — | — | SOP20,.4 | — | QFP64,.47SQ,20 | QFP64,.47SQ,20 | — | QFP64,.47SQ,20 | QFP64,.47SQ,20 | — | QFP64,.47SQ,20 | QFP64,.47SQ,20 |
| Power Supply Current-Max (ICC) | — | — | 0.08 mA | — | — | — | — | — | — | — | — | — |
| Prop. Delay@Nom-Sup | — | — | 0.066 ns | — | — | — | — | — | — | — | — | — |
| Propagation Delay (tpd) | — | — | 330 ns | — | — | — | — | — | — | — | — | — |
| Qualification Status | — | — | Not Qualified | — | — | — | — | — | — | — | — | — |
| Screening Level | — | — | MIL-PRF-38535 | — | — | — | — | — | — | — | — | — |
| Supply Voltage-Max (Vsup) | — | — | 6 V | — | — | — | — | — | — | — | — | — |
| Supply Voltage-Min (Vsup) | — | — | 2 V | — | — | — | — | — | — | — | — | — |
| Supply Voltage-Nom (Vsup) | — | — | 5 V | — | — | — | — | — | — | — | — | — |
| Technology | — | — | CMOS | CMOS | CMOS | CMOS | — | CMOS | CMOS | — | CMOS | CMOS |
| Temperature Grade | — | — | INDUSTRIAL | INDUSTRIAL | — | — | — | INDUSTRIAL | — | — | AUTOMOTIVE | INDUSTRIAL |
| Time@Peak Reflow Temperature-Max (s) | — | — | 30 | NOT SPECIFIED | 30 | NOT SPECIFIED | 30 | 30 | 30 | — | — | 30 |
| Trigger Type | — | — | POSITIVE EDGE | — | — | — | — | — | — | — | — | — |
| ## SN74HC574DWR Alternates Showing results | — | — | Image | — | — | — | — | — | — | — | — | — |
| Boundary Scan | — | — | — | NO | YES | YES | — | YES | YES | — | YES | YES |
| CPU Family | — | — | — | CORTEX-M4 | CORTEX-M4 | CORTEX-M4 | — | CORTEX-M4 | CORTEX-M4 | — | CORTEX-M4 | CORTEX-M4 |
| DAC Channels | — | — | — | YES | YES | YES | — | YES | YES | — | NO | YES |
| Number of DMA Channels | — | — | — | 14 | 14 | 14 | — | 14 | 14 | — | 14 | 14 |
| Number of Timers | — | — | — | 9 | 9 | 9 | — | 9 | 9 | — | 8 | 8 |
| On Chip Program ROM Width | — | — | — | 8 | 8 | 8 | — | 8 | 8 | — | 8 | 8 |
| RAM (bytes) | — | — | — | 65536 | 65536 | 65536 | — | 65536 | 163840 | — | 40960 | 163840 |
| ROM (words) | — | — | — | 131072 | 262144 | 262144 | — | 262144 | 262144 | — | 131072 | 524288 |
| ROM Programmability | — | — | — | FLASH | FLASH | FLASH | — | FLASH | FLASH | — | FLASH | FLASH |
| Format | — | — | — | — | FLOATING POINT | FLOATING POINT | — | FLOATING POINT | FLOATING POINT | — | FIXED POINT | FLOATING POINT |
| Integrated Cache | — | — | — | — | NO | NO | — | YES | NO | — | YES | YES |
| Low Power Mode | — | — | — | — | YES | YES | — | YES | YES | — | YES | YES |
| Number of External Interrupts | — | — | — | — | 16 | 16 | — | 16 | 16 | — | 16 | 16 |
| Number of Serial I/Os | — | — | — | — | 6 | 6 | — | 5 | 6 | — | 3 | 6 |
| On Chip Data RAM Width | — | — | — | — | 8 | 8 | — | 8 | 8 | — | 8 | 8 |
| Supply Current-Max | — | — | — | — | 9.8 mA | 9.8 mA | — | 100 mA | 10.5 mA | — | 100 mA | 140 mA |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 11 alternatives for STM32L433RBT6 — response within 24 hours.
Quick Links
suggested
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQFP64
Why Look for Alternatives?
Finding alternatives for STM32L433RBT6 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 STM32L433RBT6 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 STM32L433RBT6?
Known equivalents for STM32L433RBT6 include 742792031, SN74HC574DWR, STM32L431RBT6. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STM32L433RBT6?
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 STM32L433RBT6 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.