 | SN74HC393D | 478 | Texas Instruments | 19+ | 14-SOIC（0.154"，3.90mm 宽） | ￥0.5700 | IC DUAL 4-BIT BIN CNTR 14-SOIC | 购买 |
| CD4520BM | 1670 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.5700 | IC DUAL BIN UP-COUNTER 16-SOIC | 购买 |
| CD4516BPW | 1986 | Texas Instruments | 19+ | 16-TSSOP（0.173"，4.40mm 宽） | ￥0.5700 | IC PRESET BIN UP/DN CONV 16TSSOP | 购买 |
| SN74HC193N | 420 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥0.5700 | IC 4-BIT UP/DOWN COUNTER 16-DIP | 购买 |
| CD74HC93M96 | 2500 | Texas Instruments | 19+ | 14-SOIC（0.154"，3.90mm 宽） | ￥0.5880 | IC COUNTER 4-BIT BIN RIP 14-SOIC | 购买 |
| CD4522BE | 1919 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥0.5900 | IC BCD DIVIDE-BY-N CNTR 16-DIP | 购买 |
| SN74LV4040ADBR | 2000 | Texas Instruments | 19+ | 16-SSOP（0.209"，5.30mm 宽） | ￥0.6160 | IC 12-BIT ASYNC BIN CNTR 16-SSOP | 购买 |
| CD74HC4024M | 1080 | Texas Instruments | 19+ | 14-SOIC（0.154"，3.90mm 宽） | ￥0.6200 | IC 7-STAGE BIN RIP CNTR 14-SOIC | 购买 |
| CD74HC4024PW | 1768 | Texas Instruments | 19+ | 14-TSSOP（0.173"，4.40mm 宽） | ￥0.6200 | IC 7-STAGE BIN RIP CNTR 14TSSOP | 购买 |
| CD74HC4020E | 930 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥0.6200 | IC BINARY COUNTR 14BIT HS 16-DIP | 购买 |
| CD74HC4060E | 4050 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥0.6300 | IC 14-STAGE BIN COUNTER 16-DIP | 购买 |
| CD74HCT163E | 1599 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥0.6300 | IC SYNC COUNTER PRESET HS 16DIP | 购买 |
| CD74HCT161E | 758 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥0.6300 | IC 4BIT BINARY COUNTER 16-DIP | 购买 |
| SN74F163AN | 1794 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥0.6500 | IC SYNC 4BIT BINRY COUNTR 16-DIP | 购买 |
| SN74HC4020D | 1389 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.6500 | IC ASYNC BINARY COUNTER 16-SOIC | 购买 |
| SN74HC4060D | 4262 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.6700 | IC ASYNC BIN CNTR/OSCIL 16-SOIC | 购买 |
| CD74HC4060PW | 1941 | Texas Instruments | 19+ | 16-TSSOP（0.173"，4.40mm 宽） | ￥0.6800 | IC 14-STAGE BIN COUNTER 16TSSOP | 购买 |
| CD74HC4020M | 1433 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.6800 | IC BINARY COUNTR 14BIT HS 16SOIC | 购买 |
| CD74HCT4020E | 1453 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥0.6800 | IC 14STG BINARY COUNTER 16-DIP | 购买 |
| CD74HCT393E | 311 | Texas Instruments | 19+ | 14-DIP（0.300"，7.62mm） | ￥0.6800 | IC DUAL 4-STG BIN COUNTER 14-DIP | 购买 |
