STM32F103CBU6Alternatives & Equivalent Parts
About STM32F103CBU6
STM32F103CBU6 is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Quad Flat No-Lead 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 | STM32F103CBU6Source | LM334Z/LFT1 | 750311567 | C2220H362JGGACTU | AM26C31CDR | STM32F103CBU6TR |
|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | Texas Instruments | Würth Elektronik | Kemet | Texas Instruments | STMicroelectronics |
| Package Type | Quad Flat No-Lead | Other | Other | Other | Small Outline Packages | Quad Flat No-Lead |
| Pin Count | 48 | 3 | 8 | 2 | 16 | 49 |
| Temperature Range | — | ~ 70.0°C | -40.0°C ~ 125.0°C | — | ~ 70.0°C | — |
| Price | $3.5504 | $0.2537 | $5.8037 | $10.0737 | $0.6055 | $3.5989 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | — | OBSOLETE | ACTIVE |
| Electrical Parameters | ||||||
| Factory Lead Time | 13 Weeks | — | — | — | — | 13 Weeks |
| YTEOL | 9 | 15 | 15 | — | 0 | 9 |
| Qualification Status | Not Qualified | — | — | — | Not Qualified | Not Qualified |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | — | — | — | — | MICROCONTROLLER, RISC |
| ## STM32F103CBU6 Alternates Showing results | Image | — | — | — | — | — |
| Pbfree Code | — | Yes | — | — | — | — |
| Analog IC - Other Type | — | ANALOG CIRCUIT | — | — | — | — |
| Input Voltage-Max | — | 40 V | 40 V | — | — | — |
| Input Voltage-Min | — | 0.8 V | 10 V | — | — | — |
| JESD-30 Code | — | X-XBCY-W3 | — | — | R-PDSO-G16 | — |
| JESD-609 Code | — | e3 | — | — | e4 | — |
| Number of Functions | — | 1 | — | — | 4 | — |
| Output Current-Max | — | 0.00001 A | — | — | — | — |
| Package Body Material | — | UNSPECIFIED | — | — | PLASTIC/EPOXY | — |
| Package Equivalence Code | — | SIP3,.1,50 | — | — | SOP16,.25 | — |
| Package Shape | — | UNSPECIFIED | — | — | RECTANGULAR | — |
| Package Style | — | CYLINDRICAL | — | — | SMALL OUTLINE | — |
| Supply Voltage-Max (Vsup) | — | 40 V | — | — | — | — |
| Supply Voltage-Min (Vsup) | — | 1 V | — | — | — | — |
| Surface Mount | — | NO | YES | — | YES | — |
| Temperature Grade | — | COMMERCIAL | — | — | COMMERCIAL | — |
| Terminal Finish | — | Matte Tin (Sn) | — | — | Nickel/Palladium/Gold (Ni/Pd/Au) | — |
| Terminal Form | — | WIRE | — | — | GULL WING | — |
| Terminal Position | — | BOTTOM | — | — | DUAL | — |
| Additional Feature | — | — | LENGTH AND HEIGHT DIMENSION INCLUDES TERMINALS ALSO | — | — | — |
| Height | — | — | 11.43 mm | — | — | — |
| Mounting Feature | — | — | SURFACE MOUNT | — | — | — |
| Number of Primary Winding | — | — | 1 | — | — | — |
| Number of Secondary Winding | — | — | 1 | — | — | — |
| Output Voltage 1 | — | — | 250 V | — | — | — |
| Packing Method | — | — | TR, EMBOSSED PLASTIC, 13 INCH | — | — | — |
| Primary Inductance | — | — | 7 µH | — | — | — |
| Transformer Type | — | — | SMPS TRANSFORMER | — | — | — |
| Differential Output | — | — | — | — | YES | — |
| Driver Number of Bits | — | — | — | — | 4 | — |
| High Level Input Current-Max | — | — | — | — | 0.000001 A | — |
| Input Characteristics | — | — | — | — | STANDARD | — |
| Interface IC Type | — | — | — | — | LINE DRIVER | — |
| Interface Standard | — | — | — | — | EIA-422-B; TIA-422-B; V.11 | — |
| Out Swing-Min | — | — | — | — | 2 V | — |
| Output Characteristics | — | — | — | — | 3-STATE | — |
| Output Low Current-Max | — | — | — | — | 0.02 A | — |
| Output Polarity | — | — | — | — | COMPLEMENTARY | — |
| Peak Reflow Temperature (Cel) | — | — | — | — | 260 | — |
| Supply Current-Max | — | — | — | — | 3 mA | — |
| Supply Voltage-Max | — | — | — | — | 5.5 V | — |
| Supply Voltage-Min | — | — | — | — | 4.5 V | — |
| Supply Voltage-Nom | — | — | — | — | 5 V | — |
| Supply Voltage1-Max | — | — | — | — | 5.5 V | — |
| Supply Voltage1-Min | — | — | — | — | 4.5 V | — |
| Supply Voltage1-Nom | — | — | — | — | 5 V | — |
| Technology | — | — | — | — | BICMOS | — |
| Terminal Pitch | — | — | — | — | 1.27 mm | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | — | 30 | — |
| Transmit Delay-Max | — | — | — | — | 12 ns | — |
| ## AM26C31CDR Alternates Showing results | — | — | — | — | Image | — |
| ## STM32F103CBU6TR Alternates Showing results | — | — | — | — | — | Image |
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 5 alternatives for STM32F103CBU6 — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for STM32F103CBU6 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 STM32F103CBU6 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 STM32F103CBU6?
Known equivalents for STM32F103CBU6 include LM334Z/LFT1, 750311567, C2220H362JGGACTU. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STM32F103CBU6?
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 STM32F103CBU6 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.