| Компонент | Описание | Производитель | PDF | Buy |
| AS2521B | Telephone Speech Circuit with Loudhearing and Handsfree | austriamicrosystems AG |  |  |
| ST72521B | 80/64-PIN 8-BIT MCU WITH 32 TO 60K FLASH/ROM, ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE | STMicroelectronics | | |
| SN8F22521B | 8-Bit Micro-Controller | SONiX Technology Company | | |
| ST72521BAR6 | 80/64-PIN 8-BIT MCU WITH 32 TO 60K FLASH/ROM, ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE | STMicroelectronics | | |
| ST72521BAR9 | 80/64-PIN 8-BIT MCU WITH 32 TO 60K FLASH/ROM, ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE | STMicroelectronics | | |
| IDT82P2521BHBLANK | 21(1) Channel High-Density E1 Line Interface Unit | Integrated Device Technology | | |
| IDT82P2521BHGBLANK | 21(1) Channel High-Density E1 Line Interface Unit | Integrated Device Technology | | |
| ST72521BM9 | 80/64-PIN 8-BIT MCU WITH 32 TO 60K FLASH/ROM, ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE | STMicroelectronics | | |
| AS2521BP | Telephone Speech Circuit with Loudhearing and Handsfree | austriamicrosystems AG | | |
| ST72521BR6 | 80/64-PIN 8-BIT MCU WITH 32 TO 60K FLASH/ROM, ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE | STMicroelectronics | | |
| ST72521BR9 | 80/64-PIN 8-BIT MCU WITH 32 TO 60K FLASH/ROM, ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE | STMicroelectronics | | |
| AS2521BT | Telephone Speech Circuit with Loudhearing and Handsfree | austriamicrosystems AG | | |
| 7429FCT2521BTD | Multilevel pipeline register | Integrated Device Technology | | |
| 5429FCT2521BTD | Multilevel pipeline register | Integrated Device Technology | | |
| 7429FCT2521BTDB | Multilevel pipeline register | Integrated Device Technology | | |
| 5429FCT2521BTDB | Multilevel pipeline register | Integrated Device Technology | | |
| 7429FCT2521BTE | Multilevel pipeline register | Integrated Device Technology | | |
| 5429FCT2521BTE | Multilevel pipeline register | Integrated Device Technology | | |
| 5429FCT2521BTE | Multilevel pipeline register | Integrated Device Technology | | |
| 7429FCT2521BTEB | Multilevel pipeline register | Integrated Device Technology | | |
