 | 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 |
| CD74HC4017MT | 750 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.6235 | IC DECADE COUNTR/DIVIDER 16SOIC | 购买 |
| CD74HC4017MT | 750 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.6235 | IC DECADE COUNTR/DIVIDER 16SOIC | 购买 |
| SN74HC590ADT | 250 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.6450 | IC COUNTER BINARY 3ST 16-SOIC | 购买 |
| CD74HC4017M | 650 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.6700 | IC DECADE COUNTR/DIVIDER 16SOIC | 购买 |
| CD74HC4060M | 2218 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.6800 | IC 14-STAGE BIN COUNTER 16-SOIC | 购买 |
| CD74HCT4040E | 232 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥0.7000 | IC 12STG BINARY COUNTER 16-DIP | 购买 |
| SN74HC4040N | 1632 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥0.7100 | IC ASYNC BINARY COUNTER 16-DIP | 购买 |
| CD74HCT4520E | 106 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥0.7500 | IC DUAL BINARY UP-COUNTER 16DIP | 购买 |
