| Компонент | Описание | Производитель | PDF | Buy |
| DM74AS21M | Dual 4-Input AND Gate | Fairchild Semiconductor |  |  |
| S21M15A | HIGH RELIABILITY FOR LOW COST NARROW BANDWITH | PETERMANN-TECHNIK | | |
| BAS21M3T5G | High Voltage Switching Diode | ON Semiconductor | | |
| QEFS21M4B15 | SMD Monolithic Crystal Filter - 21.400 MHz | TEMEX | | |
| S21M7.5A | HIGH RELIABILITY FOR LOW COST NARROW BANDWITH | PETERMANN-TECHNIK | | |
| S21MA01 | 6-pin DIP Type SSR for Low Power Control | Sharp Electrionic Components | | |
| ES21MABE | Sealed Tiny Slide Switches | C&K Components | | |
| ES21MCBE | Sealed Tiny Slide Switches | ITT Industries | | |
| ES21MCBE | Sealed Tiny Slide Switches | C&K Components | | |
| S21MD10T | High Speed, High Sensitivity Type Phototriac Coupler | Sharp Electrionic Components | | |
| S21MD3 | High Noise Resistance Type Phototriac Coupler | Sharp Electrionic Components | | |
| S21MD3TV | High Noise-resistance Type Phototriac Coupler | Sharp Electrionic Components | | |
| S21MD3V | High Noise Resistance Type Phototriac Coupler | Sharp Electrionic Components | | |
| S21MD4TV | High Noise-resistance Type Phototriac Coupler | Sharp Electrionic Components | | |
| S21MD4V | Built-in Zero-cross Circuit, High Noise Resistance Type Phototriac Coupler | Sharp Electrionic Components | | |
| S21MD6T | Built-in Zero-cross Circuit Phototriac Coupler | Sharp Electrionic Components | | |
| S21MD7T | Low Input Driving Type Phototriac Coupler | Sharp Electrionic Components | | |
| S21MD8T | Low Input Driving Type Phototriac Coupler | Sharp Electrionic Components | | |
| S21MD9T | Low Input Driving Type Phototriac Coupler | Sharp Electrionic Components | | |
| S21ME | European Safety Standard Approved, Long Creepage Distance Type Phototriac Couplers | Sharp Electrionic Components | | |
