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Brand Name : AT
Model Number : AT32F413C8T7
MOQ : 10000
Payment Terms : T/T
Supply Ability : 19200PCS/month
Delivery Time : 5-15days
Packaging Details : Bagged
product name : AT32F421K6T7
Package : QFN32
Manufacturer : AT
Core Processor : M4
Frequency(MHz) : 120
Flash(KB) : 64
SRAM(KB) : 32
I/O : 25
MCU AT32F421K6T7 PIN To PIN Alternative STM32F030K6T6 software and hardware is fully compatible
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)
AT32F421 series is equipped with a SLIB Security library, which supports password protection designated range program, and the programmer's burning core algorithm is provided to the downstream customer. Secondary development, strengthen the safety, reliability of the product itself. And the use of secondary development. The AT32F421 can operate in the industrial grade temperature range of -405 ° C, and provide a series of chip optional, including LQFP48, LQFP32, QFN32, QFN28 and mini TSSOP20, etc. On-chip resource allocation, high integration and high cost savings.
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| STM32F103ZGT6 | STM32F205VKT6 | STM32F101ZCT6 | STM32F205ZGT6 | STM32F101ZFT6 | 
| STM32F103ZIT6 | STM32F205ZCT6 | STM32F101ZDT6 | STM32F205ZKT6 | STM32F101ZGT6 | 
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| STM32F030F4U6 | STM32F030F6U6 | STM32F030F8U6 | STM8S003F3P6 | STM32L151VCT6 | 
| Sxx Series | Sxx Part | Core | CPU | DSP/FPU | Flash | SRAM | AT32 Series | AT32 Part | Core | CPU | DSP/FPU | Flash | SRAM | 
| Sxx32F103 | C8T6 | M3 | 72MHz | No/No | 64K | 20K | AT32F413 | C8T7 | M4 | 200MHz | Yes/Yes | 64K | 32K | 
| 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 | 
| 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 | 
| 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 | 
| 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 | 
| 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 | 
| 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 | 
| 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 | 
| 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 | 
| 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 | 
| 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 | 
| 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 | 
| Sxx32F401 | CBU6 | M4 | 84MHz | Yes/Yes | 128K | 64K | AT32F413 | KBU7 | M4 | 200MHz | Yes/Yes | 128k | 16/32/64K | 
| 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 | 
| 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 | 
| 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 | 
| 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 | 
| Sxx32F446 | RCT6 | M4 | 180MHz | Yes/Yes | 256K | 128K | AT32F403A | RCT7 | M4 | 240MHz | Yes/Yes | 256K | 96/224K | 
| 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 | 
| 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 | 
| 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 | 
| 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 | 
| 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 | 
| 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 | 

|   | 
| STM32F030K6T6 MCU Microcontroller Unit AT32F421K6T7 PIN To PIN Alternative Images | 
 STM MCU Microcontroller Unit STM32F105RBT6 STMF105RCT6 STM32F103RCT6
                                                                                    
                        
                        
                        
                                                            STM MCU Microcontroller Unit STM32F105RBT6 STMF105RCT6 STM32F103RCT6
                                                    
                        
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                                                            MCU Integrated Circuit Components STM32F072C8U6 High Compatible
                                                    
                        
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                                                            128KB Flash MCU Microcontroller Unit STM32F072CBT6 STM32F072C8T6
                                                    
                        
                     STM32F107RBT6 Integrated Circuit Ic Chip MCU Electronic Component
                                                                                    
                        
                        
                        
                                                            STM32F107RBT6 Integrated Circuit Ic Chip MCU Electronic Component
                                                    
                        
                     STM32F107RCT6 STM32F107RBT6 MCU Microcontroller Unit M3 M4 Core Processor
                                                                                    
                        
                        
                        
                                                            STM32F107RCT6 STM32F107RBT6 MCU Microcontroller Unit M3 M4 Core Processor
                                                    
                        
                     STM32F030F4P6 MCU Microcontroller Unit Built In SLib Function
                                                                                    
                        
                        
                        
                                                            STM32F030F4P6 MCU Microcontroller Unit Built In SLib Function
                                                    
                        
                     STM32F030C6T6 Integrated Circuit Chips MCU 120MHz AT32F421C6T7
                                                                                    
                        
                        
                        
                                                            STM32F030C6T6 Integrated Circuit Chips MCU 120MHz AT32F421C6T7
                                                    
                        
                     AT32F421C8T7 Integrated Circuit Components STM32F030CBT6 STM32F030C6T6
                                                                                    
                        
                        
                        
                                                            AT32F421C8T7 Integrated Circuit Components STM32F030CBT6 STM32F030C6T6
                                                    
                        
                     AT32F407AVGT7 Ic Integrated Chip STM32F107VCT6 STM32F207VGT6 STM32F207VET6
                                                                                    
                        
                        
                        
                                                            AT32F407AVGT7 Ic Integrated Chip STM32F107VCT6 STM32F207VGT6 STM32F207VET6
                                                    
                        
                     AT32F413C8T7 Mcu Unit STM32F302C8T6 STM32F103C8T6 Software And Hardware Fully
                                                                                    
                        
                        
                        
                                                            AT32F413C8T7 Mcu Unit STM32F302C8T6 STM32F103C8T6 Software And Hardware Fully