 | 74HCT640N,652 | 1320 | NXP Semiconductors | 19+ | 20-DIP（0.300"，7.62mm） | ￥2.4200 | IC TRANSCEIVER 3ST 8BIT 20DIP | 购买 |
| SN74LVCH8T245DGVR | 2000 | Texas Instruments | 19+ | 24-TFSOP（0.173"，4.40mm 宽） | ￥0.4900 | IC BUS TRANSCVR 8BIT 24TVSOP | 购买 |
| 74HCT9115D,112 | 1310 | NXP Semiconductors | 19+ | 20-SOIC（0.295"，7.50mm 宽） | ￥1.3300 | IC BUFF NINE SCHMT TIG 20SOICW | 购买 |
| 74HC7014N,112 | 553 | NXP Semiconductors | 19+ | 14-DIP（0.300"，7.62mm） | ￥3.2000 | IC BUFF HEX SCHM TRG 14PDIP | 购买 |
| 74HC7541D,118 | 2000 | NXP Semiconductors | 19+ | 20-SOIC（0.295"，7.50mm 宽） | ￥0.6248 | IC SCHMT TRIG BUFF/DVR 8B 20SOIC | 购买 |
| 74HC7541D,118 | 2000 | NXP Semiconductors | 19+ | 20-SOIC（0.295"，7.50mm 宽） | ￥0.6248 | IC SCHMT TRIG BUFF/DVR 8B 20SOIC | 购买 |
| 74HC7540DB,112 | 584 | NXP Semiconductors | 19+ | 20-SSOP（0.209"，5.30mm 宽） | ￥1.5600 | IC SCHMT TRIG BUFF/DVR 8B 20SSOP | 购买 |
| SN74ABT162245DLR | 3206 | Texas Instruments | 19+ | 48-BSSOP（0.295"，7.50mm 宽） | ￥1.5900 | IC BUS TRANSCVR 16BIT 48SSOP | 购买 |
| SN74ABT162245DLR | 3206 | Texas Instruments | 19+ | 48-BSSOP（0.295"，7.50mm 宽） | ￥1.5900 | IC BUS TRANSCVR 16BIT 48SSOP | 购买 |
| SN74ABT162244DLR | 1000 | Texas Instruments | 19+ | 48-BSSOP（0.295"，7.50mm 宽） | ￥0.6600 | IC BUFF/DVR TRI-ST 16BIT 48SSOP | 购买 |
| SN74LVTH162245DLR | 1000 | Texas Instruments | 19+ | 48-BSSOP（0.295"，7.50mm 宽） | ￥0.6600 | IC BUS TRANSCVR 16BIT 48SSOP | 购买 |
| SN74LVTH162245DLR | 1000 | Texas Instruments | 19+ | 48-BSSOP（0.295"，7.50mm 宽） | ￥0.6600 | IC BUS TRANSCVR 16BIT 48SSOP | 购买 |
| 74HC9114D,112 | 1187 | NXP Semiconductors | 19+ | 20-SOIC（0.295"，7.50mm 宽） | ￥1.6500 | IC NINE-WIDE SCHMITT TRIG 20SOIC | 购买 |
| SN74ALVTH16244VR | 2000 | Texas Instruments | 19+ | 48-TFSOP（0.173"，4.40mm 宽） | ￥0.6720 | IC BUFF/DVR TRI-ST 16BIT 48TVSOP | 购买 |
| SN74LVTH543DBR | 1450 | Texas Instruments | 19+ | 24-SSOP（0.209"，5.30mm 宽） | ￥1.7500 | IC REGISTERED TRANSCVR 24SSOP | 购买 |
| SN74LVTH543DBR | 1450 | Texas Instruments | 19+ | 24-SSOP（0.209"，5.30mm 宽） | ￥1.7500 | IC REGISTERED TRANSCVR 24SSOP | 购买 |
| 74HCT7541D,112 | 3192 | NXP Semiconductors | 19+ | 20-SOIC（0.295"，7.50mm 宽） | ￥2.0000 | IC SCHMT TRIG BUFF/DVR 8B 20SOIC | 购买 |
| 74ACT16543DLR | 1000 | Texas Instruments | 19+ | 56-BSSOP（0.295"，7.50mm 宽） | ￥1.0150 | IC TRGISTERED TRANSCVR 56SSOP | 购买 |
| 74ACT16543DLR | 1000 | Texas Instruments | 19+ | 56-BSSOP（0.295"，7.50mm 宽） | ￥1.0150 | IC TRGISTERED TRANSCVR 56SSOP | 购买 |
| SN64BCT125ANSR | 1305 | Texas Instruments | 19+ | 14-SOIC（0.209"，5.30mm 宽） | ￥0.0000 | IC BUS BUFF TRI-ST QD 14SOP | 购买 |
