AT32 PIN to PIN ST32 alternative compatible
E-mail:jimmy@stm32ic.com |
Sxx Series | Sxx Part | Core | CPU | DSP/FPU | Flash | SRAM | AT32 Series | AT32 Part | Core | CPU | DSP/FPU | Flash | SRAM | AT32 Series Differences and Features Description |
Sxx32F103 | C8T6 | M3 | 72MHz | No/No | 64K | 20K | AT32F413 | C8T7 | M4 | 200MHz | Yes/Yes | 64K | 32K | 1. High compatibility: compatible with Sxx32F103 pins & highly
compatible with software 2.M4 clocked at 200MHz (with FPU/DSP), RAM up to 64KB 3. With dual CAN Bus, and USB/CAN can be used at the same time,
UARTx5, 32-bit Timer... 4.USB2.0 FS Device supports Crystal-less 5. Built-in sLib function: unique security & secondary
development function 6.AT32F413 has more IO x 2, 64pin more IO x 4 than Sxx32F103 48pin 7. Support SPIM, can connect to high-speed SPI NOR Flash 8. Support wide operating temperature range (-40-105 degrees) 9. Support small size package: QFN48 6x6mm, QFN32 4x4mm |
Sxx32F103 | CBT6 | M3 | 72MHz | No/No | 128K | 20K | AT32F413 | CBT7 | M4 | 200MHz | Yes/Yes | 128K | 16/32/64K |
Sxx32F103 | CBU6 | M3 | 72MHz | No/No | 128K | 20K | AT32F413 | CBU7 | M4 | 200MHz | Yes/Yes | 128K | 16/32/64K |
Sxx32F103 | RBT6 | M3 | 72MHz | No/No | 128K | 20K | AT32F413 | RBT7 | M4 | 200MHz | Yes/Yes | 128K | 16/32/64K |
Sxx32F103 | RCT6 | M3 | 72MHz | No/No | 256K | 48K | AT32F413 | RCT7 | M4 | 200MHz | Yes/Yes | 256K | 16/32/64K |
Sxx32F103 | RCT6 | M3 | 72MHz | No/No | 256K | 48K | AT32F403A | RCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K | 1. High compatibility: compatible with Sxx32F103 pins & highly
compatible with software 2.M4 main frequency 240MHz (with FPU/DSP), RAM up to 224KB 3.AT32F403ARC/VC can replace the Sxx103RE/VE project just because
of insufficient RAM 4. Rich peripherals: I2Cx3, SDIO x 2, SPI/I2S (full duplex) x 4,
CANx2, UARTx8, 32-bit Timer, SPIM can be connected to high-speed
SPI NOR Flash 5. Built-in sLib function: unique security & secondary
development function 6. High computing power, one can replace multiple 7. Support wide operating temperature range (-40-105 degrees) 8. Support small size package: QFN48 6x6mm |
Sxx32F103 | RET6 | M3 | 72MHz | No/No | 512K | 64K | AT32F403A | RGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F103 | RGT6 | M3 | 72MHz | No/No | 1024K | 96K | AT32F403A | RGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F103 | VCT6 | M3 | 72MHz | No/No | 256K | 48K | AT32F403A | VCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K |
Sxx32F103 | VET6 | M3 | 72MHz | No/No | 512K | 64K | AT32F403A | VGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F103 | VGT6 | M3 | 72MHz | No/No | 1024K | 96K | AT32F403A | VGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F103 | ZCT6 | M3 | 72MHz | No/No | 256K | 48K | AT32F403 | ZGT6 | M4 | 200MHz | Yes/Yes | 1024K | 96/224K | 1. High compatibility: compatible with Sxx32F103 pins & highly
compatible with software 2.M4 clocked at 200MHz (with FPU/DSP), RAM up to 224KB 3. Rich peripherals: I2C x 3, SDIO x 2, SPI/I2S x 4, 32-bit
Timer... 4. Support SPIM and external high-speed SPI NOR Flash 5. High computing power, one can replace multiple |
Sxx32F103 | ZET6 | M3 | 72MHz | No/No | 512K | 64K | AT32F403 | ZGT6 | M4 | 200MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F103 | ZGT6 | M3 | 72MHz | No/No | 1024K | 96K | AT32F403 | ZGT6 | M4 | 200MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F105 | RBT6 | M3 | 72MHz | No/No | 128K | 64K | AT32F403A | RCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K | 1. AT32F403A does not support USB OTG 2. If the SRAM requirement is within 32KB, AT32F415 (built-in USB
OTG) can be used 3. Refer to AT32F403A description on this page (8th~13th column) |
Sxx32F105 | RCT6 | M3 | 72MHz | No/No | 256K | 64K | AT32F403A | RCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K |
Sxx32F105 | VCT6 | M3 | 72MHz | No/No | 256K | 64K | AT32F403A | VCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K |
Sxx32F205 | RCT6 | M3 | 120MHz | No/No | 256K | 64K | AT32F403A | RCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K | 1. AT32F403A does not support USB OTG 2. If the SRAM requirement is within 32KB, AT32F415 (built-in USB
OTG) can be used 3. Refer to AT32F403A description on this page (8th~13th column) |
Sxx32F205 | RET6 | M3 | 120MHz | No/No | 512K | 96K | AT32F403A | RGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F205 | RGT6 | M3 | 120MHz | No/No | 1024K | 128K | AT32F403A | RGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F205 | VCT6 | M3 | 120MHz | No/No | 256K | 64K | AT32F403A | VCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K |
Sxx32F205 | VET6 | M3 | 120MHz | No/No | 512K | 96K | AT32F403A | VGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F205 | VGT6 | M3 | 120MHz | No/No | 1024K | 128K | AT32F403A | VGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F205 | ZCT6 | M3 | 120MHz | No/No | 256K | 64K | AT32F403 | ZGT6 | M4 | 200MHz | Yes/Yes | 1024K | 96/224K | 1. AT32F403 does not support USB OTG 2. If the SRAM requirement is within 32KB, AT32F415 (built-in USB
OTG) can be used 3. Refer to AT32F403 description on this page (14th~16th column) |
Sxx32F205 | ZET6 | M3 | 120MHz | No/No | 512K | 96K | AT32F403 | ZGT6 | M4 | 200MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F205 | ZGT6 | M3 | 120MHz | No/No | 1024K | 128K | AT32F403 | ZGT6 | M4 | 200MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F207 | VCT6 | M3 | 120MHz | No/No | 256K | 128K | AT32F407A | VCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K | 1. CPU up to 240MHz 2. SRAM setting is bigger and more flexible 96/224KB 3. Support SPIx4, full duplex I2Sx2, UARTx8, SDIOx2 4. Built-in sLib function: unique security & secondary
development function 5. Support wide operating temperature range (-40-105 degrees) |
Sxx32F207 | VET6 | M3 | 120MHz | No/No | 512K | 128K | AT32F407A | VGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F207 | VGT6 | M3 | 120MHz | No/No | 1024K | 128K | AT32F407A | VGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F302 | C8T6 | M4 | 72MHz | Yes/Yes | 64K | 16K | AT32F413 | C8T7 | M4 | 200MHz | Yes/Yes | 64K | 32k | Refer to AT32F413 description on this page (3rd~7th column) |
Sxx32F302 | CBT6 | M4 | 72MHz | Yes/Yes | 128K | 16K | AT32F413 | CBT7 | M4 | 200MHz | Yes/Yes | 128K | 16/32/64K |
Sxx32F302 | CCT6 | M4 | 72MHz | Yes/Yes | 256K | 40K | AT32F413 | CCT7 | M4 | 200MHz | Yes/Yes | 256K | 16/32/64K |
Sxx32F302 | RBT6 | M4 | 72MHz | Yes/Yes | 128K | 32K | AT32F413 | RBT7 | M4 | 200MHz | Yes/Yes | 128K | 16/32/64K |
Sxx32F302 | RCT6 | M4 | 72MHz | Yes/Yes | 256K | 40K | AT32F413 | RCT7 | M4 | 200MHz | Yes/Yes | 256K | 16/32/64K |
Sxx32F302 | RET6 | M4 | 72MHz | Yes/Yes | 512K | 64K | AT32F403A | RGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K | Refer to AT32F403A description on this page (8th~13th column) |
Sxx32F302 | VCT6 | M4 | 72MHz | Yes/Yes | 256K | 40K | AT32F403A | VCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K |
Sxx32F302 | VET6 | M4 | 72MHz | Yes/Yes | 512K | 64K | AT32F403A | VGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F303 | C8T6 | M4 | 72MHz | Yes/Yes | 64K | 16K | AT32F413 | C8T7 | M4 | 200MHz | Yes/Yes | 64K | 32K | Refer to AT32F413 description on this page (3rd~7th column) |
Sxx32F303 | K8T6 | M4 | 72MHz | Yes/Yes | 64K | 16K | AT32F413 | KBU7 | M4 | 200MHz | Yes/Yes | 128K | 16/32/64K |
Sxx32F303 | CBT6 | M4 | 72MHz | Yes/Yes | 128K | 40K | AT32F413 | CBT7 | M4 | 200MHz | Yes/Yes | 128K | 16/32/64K |
Sxx32F303 | CCT6 | M4 | 72MHz | Yes/Yes | 256K | 48K | AT32F413 | CCT7 | M4 | 200MHz | Yes/Yes | 256K | 16/32/64K |
Sxx32F303 | RBT6 | M4 | 72MHz | Yes/Yes | 128K | 40K | AT32F413 | RBT7 | M4 | 200MHz | Yes/Yes | 128K | 16/32/64K |
Sxx32F303 | RCT6 | M4 | 72MHz | Yes/Yes | 256K | 48K | AT32F413 | RCT7 | M4 | 200MHz | Yes/Yes | 256K | 16/32/64K |
Sxx32F303 | RET6 | M4 | 72MHz | Yes/Yes | 512K | 80K | AT32F403A | RGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K | Refer to AT32F403A description on this page (8th~13th column) |
Sxx32F303 | VCT6 | M4 | 72MHz | Yes/Yes | 256K | 48K | AT32F403A | VCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K |
Sxx32F303 | VET6 | M4 | 72MHz | Yes/Yes | 512K | 80K | AT32F403A | VGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F303 | ZET6 | M4 | 72MHz | Yes/Yes | 512K | 80K | AT32F403 | ZGT6 | M4 | 200MHz | Yes/Yes | 1024K | 96/224K | Refer to AT32F403 description on this page (14th~16th column) |
Sxx32F401 | CBU6 | M4 | 84MHz | Yes/Yes | 128K | 64K | AT32F413 | KBU7 | M4 | 200MHz | Yes/Yes | 128k | 16/32/64K | Refer to AT32F413 description on this page (3rd~7th column) |
Sxx32F401 | CCU6 | M4 | 84MHz | Yes/Yes | 256K | 64K | AT32F413 | CCU7 | M4 | 200MHz | Yes/Yes | 256K | 16/32/64K |
Sxx32F401 | RBT6 | M4 | 84MHz | Yes/Yes | 128k | 64K | AT32F413 | RBT7 | M4 | 200MHz | Yes/Yes | 128K | 16/32/64K |
Sxx32F401 | RCT6 | M4 | 84MHz | Yes/Yes | 256K | 64K | AT32F413 | RCT7 | M4 | 200MHz | Yes/Yes | 256K | 16/32/64K |
Sxx32F401 | VCT6 | M4 | 84MHz | Yes/Yes | 256K | 64K | AT32F403A | VCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K | Refer to AT32F403A description on this page (8th~13th column) |
Sxx32F401 | RET6 | M4 | 84MHz | Yes/Yes | 512K | 96K | AT32F403A | RGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F401 | VET6 | M4 | 84MHz | Yes/Yes | 512K | 96K | AT32F403A | VGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F411 | CCU6 | M4 | 100MHz | Yes/Yes | 256K | 128K | AT32F403A | CCU7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K | Refer to AT32F403A description on this page (8th~13th column) |
Sxx32F411 | CEU6 | M4 | 100MHz | Yes/Yes | 512K | 128K | AT32F403A | CGU7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F411 | RCT6 | M4 | 100MHz | Yes/Yes | 256K | 128K | AT32F403A | RCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K |
Sxx32F411 | RET6 | M4 | 100MHz | Yes/Yes | 512K | 128K | AT32F403A | RGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F411 | VCT6 | M4 | 100MHz | Yes/Yes | 256K | 128K | AT32F403A | VCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K |
Sxx32F411 | VET6 | M4 | 100MHz | Yes/Yes | 512K | 128K | AT32F403A | VGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F405 | RGT6 | M4 | 168MHz | Yes/Yes | 1024K | 192K | AT32F403A | RGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K | 1. AT32F403A does not support USB OTG 2. If the SRAM requirement is within 32KB, AT32F415 (built-in USB
OTG) can be used 3. Refer to AT32F403A description on this page (8th~13th column) |
Sxx32F405 | VGT6 | M4 | 168MHz | Yes/Yes | 1024K | 192K | AT32F403A | VGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F405 | ZGT6 | M4 | 168MHz | Yes/Yes | 1024K | 192K | AT32F403 | ZGT6 | M4 | 200MHz | Yes/Yes | 1024K | 96/224K | 1. AT32F403 does not support USB OTG 2. If the SRAM requirement is within 32KB, AT32F415 (built-in USB
OTG) can be used 3. Refer to AT32F403 description on this page (14th~16th column) |
Sxx32F446 | RCT6 | M4 | 180MHz | Yes/Yes | 256K | 128K | AT32F403A | RCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K | Refer to AT32F403A description on this page (8th~14th column) |
Sxx32F446 | RET6 | M4 | 180MHz | Yes/Yes | 512K | 128K | AT32F403A | RGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F446 | VCT6 | M4 | 180MHz | Yes/Yes | 256K | 128K | AT32F403A | VCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K |
Sxx32F446 | VET6 | M4 | 180MHz | Yes/Yes | 512K | 128K | AT32F403A | VGT7 | M4 | 240MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F446 | ZCT6 | M4 | 180MHz | Yes/Yes | 256K | 128K | AT32F403 | ZGT6 | M4 | 200MHz | Yes/Yes | 1024K | 96/224K | Refer to AT32F403 description on this page (14th~16th column) |
Sxx32F446 | ZET6 | M4 | 180MHz | Yes/Yes | 512K | 128K | AT32F403 | ZGT6 | M4 | 200MHz | Yes/Yes | 1024K | 96/224K |
Sxx32F072 | C8T6 | M0 | 48MHz | No/No | 64K | 16K | AT32F415 | C8T7 | M4 | 150MHz | Yes/No | 64K | 32K | 1.M4 main frequency 150MHz (with DSP), support Flash 256/128/64KB,
RAM 32KB selection 2.USB2.0 FS Host/Device, Device supports Crystal-less 3. Up to 1280 Byte USB RAM buffer, compatible with Sxx32F105 4. Support UARTx5, SPI/I2S x 2...etc 5. Built-in sLib function: unique security & secondary
development function 6.18KB system memory (ISP bootloader) can be set and expanded into
customer code area at one time 7. All packages, including QFN32 4x4mm, support USB OTG 8. Support wide operating temperature range (-40-105 degrees) |
Sxx32F072 | C8U6 | M0 | 48MHz | No/No | 64K | 16K | AT32F415 | K8U7 | M4 | 150MHz | Yes/No | 64K | 32K |
Sxx32F072 | CBT6 | M0 | 48MHz | No/No | 128K | 16K | AT32F415 | CBT7 | M4 | 150MHz | Yes/No | 128K | 32K |
Sxx32F072 | CBU6 | M0 | 48MHz | No/No | 128K | 16K | AT32F415 | KBU7 | M4 | 150MHz | Yes/No | 128K | 32K |
Sxx32F072 | R8T6 | M0 | 48MHz | No/No | 64K | 16K | AT32F415 | R8T7 | M4 | 150MHz | Yes/No | 64K | 32K |
Sxx32F072 | RBT6 | M0 | 48MHz | No/No | 128K | 16K | AT32F415 | RBT7 | M4 | 150MHz | Yes/No | 128K | 32K |
Sxx32F107 | RBT6 | M3 | 72MHz | No/No | 128K | 64K | AT32F407 | RCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K | 1. CPU up to 240MHz 2. SRAM setting is bigger and more flexible 96/224KB 3. Support SPIx4, full duplex I2Sx2, UARTx8, SDIOx2 4. Built-in sLib function: unique security & secondary
development function 5. Support wide operating temperature range (-40-105 degrees) |
Sxx32F107 | RCT6 | M3 | 72MHz | No/No | 256K | 64K | AT32F407 | RCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K |
Sxx32F107 | VBT6 | M3 | 72MHz | No/No | 128K | 64K | AT32F407 | VCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K |
Sxx32F107 | VCT6 | M3 | 72MHz | No/No | 256K | 64K | AT32F407 | VCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K |
Sxx32F407 | VET6 | M4 | 168MHz | Yes/Yes | 512K | 192K | AT32F407A | VGT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K | 1. CPU up to 240MHz 2. SRAM settings are more flexible 96/224KB 3. Support SPIx4, full duplex I2Sx2, UARTx8, SDIOx2 4. Built-in sLib function: unique security & secondary
development function 5. Support wide operating temperature range (-40-105 degrees) |
Sxx32F407 | VGT6 | M4 | 168MHz | Yes/Yes | 1024K | 192K | AT32F407A | VGT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K |
Sxx32F030 | F4P6 | M0 | 48MHz | No/No | 16K | 4KB | AT32F421 | F4P7 | M4 | 120MHz | Yes/No | 16K | 8K | 1.M4 main frequency 120MHz (with DSP), support Flash 64/32/16KB
selection 2. SRAM has a larger selection than Flash at the same level, up to
8/16KB 3. Support I2Sx2, COMP, ADC channels more (up to 15ch) 4. Built-in sLib function: unique security & secondary
development function 5.4KB system memory (ISP bootloader) can be set to expand into
customer code area at one time 6. Support wide operating temperature range (-40-105 degrees) |
Sxx32F030 | K6T6 | M0 | 48MHz | No/No | 32K | 4KB | AT32F421 | K6T7 | M4 | 120MHz | Yes/No | 32K | 16K |
Sxx32F030 | C6T6 | M0 | 48MHz | No/No | 32K | 4KB | AT32F421 | C6T7 | M4 | 120MHz | Yes/No | 32K | 16K |
Sxx32F030 | C8T6 | M0 | 48MHz | No/No | 64K | 8KB | AT32F421 | C8T7 | M4 | 120MHz | Yes/No | 64K | 16K |