 | 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 |
| SN74HC4020N | 1251 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥0.7100 | IC ASYNC BINARY COUNTER 16-DIP | 购买 |
| SN74HC590ADW | 882 | Texas Instruments | 19+ | 16-SOIC（0.295"，7.50mm 宽） | ￥0.7200 | IC 8-BIT BINARY COUNTER 16-SOIC | 购买 |
| SN74F163AD | 1346 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.7400 | IC COUNTER 4BIT BIN SYNC 16-SOIC | 购买 |
| CD74HCT4024E | 1313 | Texas Instruments | 19+ | 14-DIP（0.300"，7.62mm） | ￥0.7500 | IC 7-STAGE RIPPLE COUNT 14-DIP | 购买 |
| CD74HCT390M | 1867 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.7700 | IC DUAL DECADE RIP CONTR 16-SOIC | 购买 |
| CD74AC163M | 1317 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.7700 | IC 4BIT SYNC BIN COUNTER 16-SOIC | 购买 |
| CD74HC390M | 188 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.7900 | IC DUAL DECADE RIP CNTR 16SOIC | 购买 |
| CD74HC191M | 775 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.9600 | IC BCD UP/DWN COUNT PREST 16SOIC | 购买 |
| CD74HC40103M | 5411 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥1.2600 | IC 8-STAGE DOWN COUNTER 16-SOIC | 购买 |
| SN74LS93N | 2301 | Texas Instruments | 19+ | 14-DIP（0.300"，7.62mm） | ￥2.4800 | IC 4-BIT BINARY COUNTER 14-DIP | 购买 |
| SN74LS293D | 225 | Texas Instruments | 19+ | 14-SOIC（0.154"，3.90mm 宽） | ￥3.0800 | IC 4BIT BINARY COUNTER 14-SOIC | 购买 |
| SN74ALS193AD | 128 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥3.2200 | IC UP/DN BINARY CNTR/CLK 16-SOIC | 购买 |
