 | 74VHC4040M | 1742 | Fairchild Semiconductor | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.8100 | IC COUNTER BINARY 12STAGE 16SOIC | 购买 |
| M74HC393B1R | 1585 | STMicroelectronics | 19+ | 14-DIP（0.300"，7.62mm） | ￥0.8700 | IC COUNTER DUAL BINARY 14-DIP | 购买 |
| MC14526BCPG | 1575 | ON Semiconductor | 19+ | 16-DIP（0.300"，7.62mm） | ￥0.9700 | IC COUNTER BINARY 4BIT 16-DIP | 购买 |
| M74HC4020B1R | 3112 | STMicroelectronics | 19+ | 16-DIP（0.300"，7.62mm） | ￥1.2900 | IC COUNTER BINARY 14STAGE 16-DIP | 购买 |
| CD4020BCM | 3051 | Fairchild Semiconductor | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥4.1200 | IC COUNTER BIN 14ST SMD 16-SOIC | 购买 |
| MC10EL32DG | 159 | ON Semiconductor | 19+ | 8-SOIC（0.154"，3.90mm 宽） | ￥6.3000 | IC DIVIDER DIV X2 ECL DIFF 8SOIC | 购买 |
| MC100LVEL33DG | 170 | ON Semiconductor | 19+ | 8-SOIC（0.154"，3.90mm 宽） | ￥6.3000 | IC DIVIDER DIV X4 ECL DIFF 8SOIC | 购买 |
| MC100EL33DG | 74 | ON Semiconductor | 19+ | 8-SOIC（0.154"，3.90mm 宽） | ￥6.3000 | IC DIVIDER DIV X4 ECL DIFF 8SOIC | 购买 |
| MC14029BDR2G | 7500 | ON Semiconductor | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.2139 | IC COUNTER BIN/DEC U/D 16-SOIC | 购买 |
| MC14029BDR2G | 7500 | ON Semiconductor | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.2139 | IC COUNTER BIN/DEC U/D 16-SOIC | 购买 |
| M74HC4017RM13TR | 2500 | STMicroelectronics | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.2654 | IC COUNTER/DIVIDER DECADE 16SOIC | 购买 |
| M74HC590TTR | 2500 | STMicroelectronics | 19+ | 16-TSSOP（0.173"，4.40mm 宽） | ￥0.6328 | IC COUNTER REGISTER 8BIT 16TSSOP | 购买 |
| M74HC590TTR | 2500 | STMicroelectronics | 19+ | 16-TSSOP（0.173"，4.40mm 宽） | ￥0.6328 | IC COUNTER REGISTER 8BIT 16TSSOP | 购买 |
| CD4026BE | 853 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥0.5200 | IC COUNTER/DIVIDR DECADE 16-DIP | 购买 |
| SN74HC393PWT | 1000 | Texas Instruments | 19+ | 14-TSSOP（0.173"，4.40mm 宽） | ￥0.5375 | IC COUNTER DUAL 4BIT BIN 14TSSOP | 购买 |
| SN74HC393PWT | 1000 | Texas Instruments | 19+ | 14-TSSOP（0.173"，4.40mm 宽） | ￥0.5375 | IC COUNTER DUAL 4BIT BIN 14TSSOP | 购买 |
| CD40193BE | 2038 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥0.5600 | IC UP/DOWN COUNTR BINARY 16-DIP | 购买 |
| SN74HC393PWE4 | 1839 | Texas Instruments | 19+ | 14-TSSOP（0.173"，4.40mm 宽） | ￥0.5700 | IC COUNTER DUAL 4BIT BIN 14TSSOP | 购买 |
| SN74HC4040PWT | 1000 | Texas Instruments | 19+ | 16-TSSOP（0.173"，4.40mm 宽） | ￥0.6128 | IC COUNTER ASYNC BINARY 16-TSSOP | 购买 |
| CD74HC4017E | 1178 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥0.6200 | IC DECADE COUNTER/DIVIDER 16-DIP | 购买 |
