 | 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 |
| CD74HC163MT | 500 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.7525 | IC SYNC BINARY COUNT 4BIT 16SOIC | 购买 |
| CD74HC191MT | 500 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.7525 | IC BCD UP/DWN COUNT PREST 16SOIC | 购买 |
| CD74HC191MT | 500 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.7525 | IC BCD UP/DWN COUNT PREST 16SOIC | 购买 |
| CD74ACT161M | 121 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.7700 | IC 4-BIT SYNC BIN CNTR 16-SOIC | 购买 |
| CD74HCT4060M | 120 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.8200 | IC 14-STAGE BIN COUNTER 16-SOIC | 购买 |
| CD74HCT4520M | 114 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.8200 | IC DUAL BIN UP-COUNTER 16-SOIC | 购买 |
| CD74HC193M | 895 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.8800 | IC PRESET SYNC 4-BIT HS 16SOIC | 购买 |
| CD74HCT191M | 93 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.8800 | IC SYNC 4-BIT UP/DN CNTR 16-SOIC | 购买 |
| SN74LS161AD | 886 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.9900 | IC SYNC 4BIT BIN COUNTR 16-SOIC | 购买 |
| SN74LV393AD | 1030 | Texas Instruments | 19+ | 14-SOIC（0.154"，3.90mm 宽） | ￥1.1800 | IC DUAL 4BIT BINRY COUNTR 14SOIC | 购买 |
| SN74LS193D | 718 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥1.2400 | IC SYNC UP/DN BIN CNTR 16-SOIC | 购买 |
| SN74LS393N | 103 | Texas Instruments | 19+ | 14-DIP（0.300"，7.62mm） | ￥1.2600 | IC DUAL 4-BIT BINARY CNTR 14-DIP | 购买 |
