 | CD40147BM | 597 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥1.4400 | IC BCD PRIORITY ENCODER 16SOIC | 购买 |
| SN74ALS257AN | 119 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥1.5100 | IC 2-TO-1 SEL/MUX TRI-ST 16-DIP | 购买 |
| SN74ALS151D | 548 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥1.6500 | IC SELECTOR/MUX 1 OF 8 16-SOIC | 购买 |
| SN74LS148N | 820 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥1.6800 | IC 8--3 PRIORITY ENCOD 16-DIP | 购买 |
| SN74LS148D | 774 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥1.7100 | IC PRIORITY ENCODER 8-3L 16-SOIC | 购买 |
| SN74ALS253N | 470 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥1.7100 | IC SELECTOR/MUX DUAL 1-4 16-DIP | 购买 |
| SN74ALS253D | 420 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥1.8600 | IC SELECTOR/MUX DUAL 1-4 16-SOIC | 购买 |
| SN74CB3T3245PW | 614 | Texas Instruments | 19+ | 20-TSSOP（0.173"，4.40mm 宽） | ￥2.1700 | IC SWITCH BUS FET HS 20-TSSOP | 购买 |
| SN74CB3T3257PW | 455 | Texas Instruments | 19+ | 16-TSSOP（0.173"，4.40mm 宽） | ￥2.1700 | IC MUX/DEMUX FET 4BIT 16-TSSOP | 购买 |
| SN74CBT16213DL | 107 | Texas Instruments | 19+ | 56-BSSOP（0.295"，7.50mm 宽） | ￥2.1700 | IC 24BIT FET BUS-EXCH SW 56SSOP | 购买 |
| SN74LS42N | 872 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥2.3300 | IC 4-LINE BCD/DEC DECOD 16-DIP | 购买 |
| SN74CBT16211ADL | 273 | Texas Instruments | 19+ | 56-BSSOP（0.295"，7.50mm 宽） | ￥2.4800 | IC 24-BIT FET BUS SWITCH 56-SSOP | 购买 |
| SN74ALS153N | 16 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥2.4800 | IC DUAL 1-OF-4 SEL/MUX 16-DIP | 购买 |
| SN74S151N | 300 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥2.7900 | IC 8-1 DATA SEL/MUX 16-DIP | 购买 |
| SN74CBTLV16292DL | 258 | Texas Instruments | 19+ | 56-BSSOP（0.295"，7.50mm 宽） | ￥2.8000 | IC MUX/DEMUX FET 12BIT 56-SSOP | 购买 |
| SN7445N | 670 | Texas Instruments | 19+ | 16-DIP（0.300"，7.62mm） | ￥2.9500 | IC BCD/DEC DECODER/DRVR 16-DIP | 购买 |
| CD74HC4515EN | 50 | Texas Instruments | 19+ | 24-DIP（0.300"，7.62mm） | ￥3.2200 | IC 4-TO-16 DECOD/DEMUX 24-DIP | 购买 |
| 74ACT11257DW | 231 | Texas Instruments | 19+ | 20-SOIC（0.295"，7.50mm 宽） | ￥3.5000 | IC QUAD 2-1 MUX 3-ST 20-SOIC | 购买 |
| SN74LS348D | 40 | Texas Instruments | 19+ | 16-SOIC（0.154"，3.90mm 宽） | ￥6.3000 | 8 LINE TO 3 LINE ENCODER 16-SOIC | 购买 |
| 74HCT139PW,118 | 2500 | NXP Semiconductors | 19+ | 16-TSSOP（0.173"，4.40mm 宽） | ￥0.1221 | IC DECODER/DEMUX 2-4LINE 16TSSOP | 购买 |
