 | SN74LV8153N | 220 | Texas Instruments | 19+ | 20-DIP（0.300"，7.62mm） | ￥2.1700 | IC SERIAL-TO-PARALLEL 20-DIP | 购买 |
| SN74LS670N | 89 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥2.3300 | IC 4X4 REG FILE TRI-ST 16-DIP | 购买 |
| SN74ALS164AD | 182 | Texas Instruments | 19+ | 14-SOIC（0.154"，3.90mm 宽） | ￥2.6400 | IC 8-BIT SHIFT REGISTER 14-SOIC | 购买 |
| SN74ALS299N | 70 | Texas Instruments | 19+ | 20-DIP（0.300"，7.62mm） | ￥6.4400 | IC REGISTER SHIFT/STORAGE 20-DIP | 购买 |
| SN74LS594N | 50 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥21.8900 | IC SERIAL-IN SHIFT-REG 16-DIP | 购买 |
| SY10E142JY | 18 | Micrel Inc | 19+ | 28-LCC（J 形引线） | ￥7.5200 | IC SHIFT REGISTER 9BIT 28-PLCC | 购买 |
| 74AHC594D,118 | 2500 | NXP Semiconductors | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥0.2900 | IC SHIFT REGISTER 8BIT 16-SOIC | 购买 |
| HEF4021BP,652 | 1082 | NXP Semiconductors | 19+ | 16-DIP（0.300"，7.62mm） | ￥1.2600 | IC REGISTER STATIC 8BIT 16-DIP | 购买 |
| STPIC6D595B1R | 1910 | STMicroelectronics | 19+ | 16-DIP（0.300"，7.62mm） | ￥0.7400 | IC SHIFT REGISTER 8BIT 16DIP | 购买 |
| 74HCT688D,652 | 4531 | NXP Semiconductors | 19+ | 20-SOIC（0.295"，7.50mm 宽） | ￥0.6100 | IC COMPARATOR MAGNITUDE 20SOIC | 购买 |
| 74HC688D,652 | 2741 | NXP Semiconductors | 19+ | 20-SOIC（0.295"，7.50mm 宽） | ￥0.6700 | IC COMPARATOR MAGNITUDE 20SOIC | 购买 |
| 74HCT85N,652 | 1593 | NXP Semiconductors | 19+ | 16-DIP（0.300"，7.62mm） | ￥1.2500 | IC COMPARATOR MAGNITUDE 4B 16DIP | 购买 |
| HEF4585BP,652 | 1858 | NXP Semiconductors | 19+ | 16-DIP（0.300"，7.62mm） | ￥1.9300 | IC COMPARATOR MAGNITUDE 4B 16DIP | 购买 |
| SN74HC688PWR | 2000 | Texas Instruments | 19+ | 20-TSSOP（0.173"，4.40mm 宽） | ￥0.3780 | IC COMPARATOR IDENTITY 20TSSOP | 购买 |
| M74HC688RM13TR | 3000 | STMicroelectronics | 19+ | 20-SOIC（0.295"，7.50mm 宽） | ￥0.2400 | IC COMPARATOR EQUALITY 8B 20SOIC | 购买 |
| M74HC688RM13TR | 3000 | STMicroelectronics | 19+ | 20-SOIC（0.295"，7.50mm 宽） | ￥0.2400 | IC COMPARATOR EQUALITY 8B 20SOIC | 购买 |
| SN74F521N | 223 | Texas Instruments | 19+ | 20-DIP（0.300"，7.62mm） | ￥0.7200 | IC COMPARATOR IDENTITY 8B 20DIP | 购买 |
| CD74HC85PWT | 4000 | Texas Instruments | 19+ | 16-TSSOP（0.173"，4.40mm 宽） | ￥0.9030 | IC COMPARATOR MAGNITUDE 16TSSOP | 购买 |
| SN74HC688PWT | 500 | Texas Instruments | 19+ | 20-TSSOP（0.173"，4.40mm 宽） | ￥0.9030 | IC COMPARATOR IDENTITY 20TSSOP | 购买 |
| SN74HC688PWT | 500 | Texas Instruments | 19+ | 20-TSSOP（0.173"，4.40mm 宽） | ￥0.9030 | IC COMPARATOR IDENTITY 20TSSOP | 购买 |
