STM32F103RET7Alternatives & Equivalent Parts
About STM32F103RET7
STM32F103RET7 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.
Specification Comparison
| Parameter | STM32F103RET7Source | STM32F103RET6TR | DRV8412DDWR | LM22678TJE-ADJ/NOPB | OP07DRZ-REEL7 | STM32F407VGT7 | TPS75433QPWP | TPS5450MDDAREP | STM32F103RCT7 | STM32F103RDT6 | STM32F103RFT6 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | Texas Instruments | Texas Instruments | Analog Devices | STMicroelectronics | Texas Instruments | Texas Instruments | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package Type | Quad Flat Packages | Quad Flat Packages | Small Outline Packages | Other | Small Outline Packages | Quad Flat Packages | Small Outline Packages | Small Outline Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages |
| Pin Count | 64 | 64 | 44 | 7 | 8 | 100 | 20 | 8 | 64 | 64 | 64 |
| Temperature Range | -40.0°C ~ 105.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $5.3600 | — | $3.4399 | $4.3400 | $0.7625 | — | $3.0700 | $10.2700 | $4.0930 | $4.4700 | — |
| Electrical Parameters | |||||||||||
| Factory Lead Time | 13 Weeks | 13 Weeks | — | — | — | 15 Weeks | — | — | 13 Weeks | 13 Weeks | 13 Weeks |
| YTEOL | 9 | 9 | 15 | 15 | 10 | 9 | 15 | 15 | 9 | 9 | 9 |
| Has ADC | YES | YES | — | — | — | YES | — | — | YES | YES | YES |
| Bit Size | 32 | 32 | — | — | — | 32 | — | — | 32 | 32 | 32 |
| Boundary Scan | YES | YES | — | — | — | YES | — | — | YES | YES | — |
| CPU Family | CORTEX-M3 | CORTEX-M3 | — | — | — | CORTEX-M4 | — | — | CORTEX-M3 | CORTEX-M3 | CORTEX-M3 |
| Clock Frequency-Max | 16 MHz | 16 MHz | — | — | — | 50 MHz | — | — | 16 MHz | 16 MHz | 16 MHz |
| DAC Channels | YES | YES | — | — | — | YES | — | — | YES | YES | — |
| DMA Channels | YES | YES | — | — | — | YES | — | — | YES | YES | YES |
| JESD-30 Code | S-PQFP-G64 | S-PQFP-G64 | R-PDSO-G44 | R-PSSO-G7 | R-PDSO-G8 | S-PQFP-G100 | R-PDSO-G20 | R-PDSO-G8 | S-PQFP-G64 | S-PQFP-G64 | S-PQFP-G64 |
| JESD-609 Code | e3 | e3 | e4 | e3 | e3 | e4 | e4 | e4 | e3 | e3 | e3 |
| Number of DMA Channels | 12 | 12 | — | — | — | — | — | — | 12 | — | — |
| Number of I/O Lines | 51 | 51 | — | — | — | 82 | — | — | 51 | 51 | 51 |
| Number of Timers | 11 | 11 | — | — | — | — | — | — | 11 | 7 | — |
| On Chip Program ROM Width | 8 | 8 | — | — | — | 8 | — | — | 8 | 8 | 8 |
| PWM Channels | YES | YES | — | — | — | YES | — | — | YES | YES | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | QFP64,.47SQ,20 | QFP64,.47SQ,20 | TSSOP44,.32 | — | SOP8,.25 | QFP100,.63SQ,20 | TSSOP20,.25 | SOP8,.25 | QFP64,.47SQ,20 | QFP64,.47SQ,20 | QFP64,.47SQ,20 |
| Package Shape | SQUARE | SQUARE | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR | RECTANGULAR | SQUARE | SQUARE | SQUARE |
| Package Style | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE | SMALL OUTLINE | FLATPACK, LOW PROFILE, FINE PITCH | SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 260 | 260 | 260 | 260 | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| RAM (bytes) | 65536 | 65536 | — | — | — | 196608 | — | — | 49152 | 65536 | 98304 |
| ROM (words) | 524288 | 524288 | — | — | — | 1048576 | — | — | 262144 | 393216 | 786432 |
| ROM Programmability | FLASH | FLASH | — | — | — | FLASH | — | — | FLASH | FLASH | FLASH |
| Speed | 72 MHz | 72 MHz | — | — | — | 168 MHz | — | — | 72 MHz | 72 MHz | 72 MHz |
| Supply Current-Max | 70 mA | 69 mA | — | — | 1.85 mA | 117 mA | — | — | 70 mA | 70 mA | 68 mA |
| Supply Voltage-Max | 3.6 V | 3.6 V | — | — | — | 3.6 V | — | — | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage-Min | 3.3 V | 3.3 V | — | — | — | 3.3 V | — | — | 3.3 V | 3.3 V | 2 V |
| Supply Voltage-Nom | 3.3 V | 3.3 V | — | — | — | 3.3 V | — | — | 3.3 V | 3.3 V | 3.3 V |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Technology | CMOS | CMOS | — | BICMOS | BIPOLAR | CMOS | PMOS | BICMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | AUTOMOTIVE | AUTOMOTIVE | INDUSTRIAL | — | MILITARY | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | 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 | 0.5 mm | 0.65 mm | 1.27 mm | 1.27 mm | 0.5 mm | 0.65 mm | 1.27 mm | 0.5 mm | 0.5 mm | 0.5 mm |
| Terminal Position | QUAD | QUAD | DUAL | SINGLE | DUAL | QUAD | DUAL | DUAL | QUAD | QUAD | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 | 30 | NOT SPECIFIED | 30 | 30 | 30 | 30 | — |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | — | — | — | MICROCONTROLLER, RISC | — | — | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| ## STM32F103RET7 Alternates Showing results | Image | — | — | — | — | — | — | — | — | — | — |
| Format | — | FIXED POINT | — | — | — | — | — | — | — | — | — |
| Integrated Cache | — | NO | — | — | — | — | — | — | — | — | — |
| Low Power Mode | — | YES | — | — | — | — | — | — | — | — | — |
| Number of External Interrupts | — | 16 | — | — | — | — | — | — | — | — | — |
| ## STM32F103RET6TR Alternates Showing results | — | Image | — | — | — | — | — | — | — | — | — |
| Pbfree Code | — | — | Yes | Yes | No | — | Yes | Yes | — | — | — |
| Analog IC - Other Type | — | — | FULL BRIDGE BRUSH DC MOTOR CONTROLLER | SWITCHING REGULATOR | — | — | — | SWITCHING REGULATOR | — | — | — |
| Number of Functions | — | — | 1 | 1 | 1 | — | 1 | 1 | — | — | — |
| Output Current-Max | — | — | 6 A | 5 A | — | — | — | 5 A | — | — | — |
| Supply Current-Max (Isup) | — | — | 12 mA | — | — | — | — | 11700 mA | — | — | — |
| Supply Voltage-Max (Vsup) | — | — | 70 V | — | — | — | — | — | — | — | — |
| Supply Voltage-Min (Vsup) | — | — | 10.8 V | — | — | — | — | — | — | — | — |
| Supply Voltage-Nom (Vsup) | — | — | 12 V | — | 5 V | — | — | — | — | — | — |
| Control Mode | — | — | — | VOLTAGE-MODE | — | — | — | VOLTAGE-MODE | — | — | — |
| Control Technique | — | — | — | PULSE WIDTH MODULATION | — | — | — | PULSE WIDTH MODULATION | — | — | — |
| Input Voltage-Max | — | — | — | 42 V | — | — | 5.5 V | 36 V | — | — | — |
| Input Voltage-Min | — | — | — | 4.5 V | — | — | 3.766 V | 5.5 V | — | — | — |
| Input Voltage-Nom | — | — | — | 12 V | — | — | — | — | — | — | — |
| Number of Outputs | — | — | — | 1 | — | — | 1 | 1 | — | — | — |
| Output Voltage-Max | — | — | — | 37 V | — | — | — | 31 V | — | — | — |
| Output Voltage-Min | — | — | — | 1.285 V | — | — | — | 1.22 V | — | — | — |
| Switcher Configuration | — | — | — | BUCK | — | — | — | BUCK | — | — | — |
| Switching Frequency-Max | — | — | — | 500 kHz | — | — | — | 500 kHz | — | — | — |
| ## LM22678TJE-ADJ/NOPB Alternates Showing results | — | — | — | Image | — | — | — | — | — | — | — |
| Manufacturer Package Code | — | — | — | — | R-8 | — | — | — | — | — | — |
| Amplifier Type | — | — | — | — | OPERATIONAL AMPLIFIER | — | — | — | — | — | — |
| Architecture | — | — | — | — | VOLTAGE-FEEDBACK | — | — | — | — | — | — |
| Average Bias Current-Max (IIB) | — | — | — | — | 0.001 µA | — | — | — | — | — | — |
| Bias Current-Max (IIB) @25C | — | — | — | — | 0.001 µA | — | — | — | — | — | — |
| Common-mode Reject Ratio-Min | — | — | — | — | 120 dB | — | — | — | — | — | — |
| Common-mode Reject Ratio-Nom | — | — | — | — | 127 dB | — | — | — | — | — | — |
| Frequency Compensation | — | — | — | — | YES | — | — | — | — | — | — |
| Input Offset Voltage-Max | — | — | — | — | 350 µV | — | — | — | — | — | — |
| Low-Bias | — | — | — | — | NO | — | — | — | — | — | — |
| Low-Offset | — | — | — | — | YES | — | — | — | — | — | — |
| Micropower | — | — | — | — | NO | — | — | — | — | — | — |
| Neg Supply Voltage Limit-Max | — | — | — | — | -18 V | — | — | — | — | — | — |
| Neg Supply Voltage-Nom (Vsup) | — | — | — | — | -5 V | — | — | — | — | — | — |
| Packing Method | — | — | — | — | TR, 7 INCH | — | TUBE | — | — | — | — |
| Power | — | — | — | — | NO | — | — | — | — | — | — |
| Programmable Power | — | — | — | — | NO | — | — | — | — | — | — |
| Slew Rate-Nom | — | — | — | — | 0.2 V/us | — | — | — | — | — | — |
| Supply Voltage Limit-Max | — | — | — | — | 18 V | — | — | — | — | — | — |
| Unity Gain BW-Nom | — | — | — | — | 600 | — | — | — | — | — | — |
| Voltage Gain-Min | — | — | — | — | 1000000 | — | — | — | — | — | — |
| Wideband | — | — | — | — | NO | — | — | — | — | — | — |
| ## STM32F407VGT7 Alternates Showing results | — | — | — | — | — | Image | — | — | — | — | — |
| Adjustability | — | — | — | — | — | — | FIXED | — | — | — | — |
| Dropout Voltage1-Max | — | — | — | — | — | — | 0.4 V | — | — | — | — |
| Dropout Voltage1-Nom | — | — | — | — | — | — | 0.21 V | — | — | — | — |
| Input Voltage Absolute-Max | — | — | — | — | — | — | 6 V | — | — | — | — |
| Line Regulation-Max | — | — | — | — | — | — | 0.00396% | — | — | — | — |
| Load Regulation-Max | — | — | — | — | — | — | 0.001% | — | — | — | — |
| Operating Temperature TJ-Max | — | — | — | — | — | — | 125 °C | — | — | — | — |
| Operating Temperature TJ-Min | — | — | — | — | — | — | -40 °C | — | — | — | — |
| Output Current1-Max | — | — | — | — | — | — | 2 A | — | — | — | — |
| Output Voltage1-Max | — | — | — | — | — | — | 3.366 V | — | — | — | — |
| Output Voltage1-Min | — | — | — | — | — | — | 3.234 V | — | — | — | — |
| Output Voltage1-Nom | — | — | — | — | — | — | 3.3 V | — | — | — | — |
| Regulator Type | — | — | — | — | — | — | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | — | — | — | — |
| Voltage Tolerance-Max | — | — | — | — | — | — | 2% | — | — | — | — |
| ## TPS75433QPWP Alternates Showing results | — | — | — | — | — | — | Image | — | — | — | — |
| Additional Feature | — | — | — | — | — | — | — | ALSO OPERATES IN ADJUSTABLE O/P DOWN TO 1.22V | — | — | — |
| ## TPS5450MDDAREP Alternates Showing results | — | — | — | — | — | — | — | Image | — | — | — |
| ## STM32F103RCT7 Alternates Showing results | — | — | — | — | — | — | — | — | Image | — | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP64
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RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP64
Why Look for Alternatives?
Finding alternatives for STM32F103RET7 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 STM32F103RET7 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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What is equivalent to STM32F103RET7?
Known equivalents for STM32F103RET7 include STM32F103RET6TR, DRV8412DDWR, LM22678TJE-ADJ/NOPB. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STM32F103RET7?
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 STM32F103RET7 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.