 | SN74LS245DBR | 2000 | TI | | | 1 请与业务联系 | Tri-St. Octal Bus Transceiver* | 购买 |
| SN74LS244NSR | 2000 | TI | | | 1 请与业务联系 | Tri-State Octal Buffer/Line Driver* | 购买 |
| SN74LS244N | 2000 | TI | | | 1 请与业务联系 | Tri-State Octal Buffer/Line Driver | 购买 |
| SN74LS244DWR | 2000 | TI | | | 1 请与业务联系 | Tri-State Octal Buffer/Line Driver | 购买 |
| SN74LS244DW | 2000 | TI | | | 1 请与业务联系 | Tri-State Octal Buffer/Line Driver | 购买 |
| SN74LS244DBR | 2000 | TI | | | 1 请与业务联系 | Tri-State Octal Buffer/Line Driver* | 购买 |
| SN74LS241N | 2000 | TI | | | 1 请与业务联系 | Tri-State Octal Buffer/Line Driver | 购买 |
| SN74LS240NSR | 2000 | TI | | | 1 请与业务联系 | Tri-State Octal Buffer/Line Driver* | 购买 |
| SN74LS240N | 2000 | TI | | | 1 请与业务联系 | Octal Buffer/Line Driver | 购买 |
| SN74LS240DWR | 2000 | TI | | | 1 请与业务联系 | Octal Buffer/Line Driver | 购买 |
| SN74LS240DW | 2000 | TI | | | 1 请与业务联系 | Octal Buffer/Line Driver | 购买 |
| SN74LS221N | 2000 | TI | | | 1 请与业务联系 | Dual Mono Multivibrator | 购买 |
| SN74LS221D | 2000 | TI | | | 1 请与业务联系 | Dual Mono Multivibrator | 购买 |
| SN74LS193N | 2000 | TI | | | 1 请与业务联系 | 4-Bit Up/Down Counter | 购买 |
| SN74LS191N | 2000 | TI | | | 1 请与业务联系 | Sync. Up/Down Counter with Down/Up Mode Control | 购买 |
| SN74LS175N | 2000 | TI | | | 1 请与业务联系 | Quad D-Type Flip-Flop | 购买 |
| SN74LS165AN | 2000 | TI | | | 1 请与业务联系 | Parallel Load 8-Bit Shift Register | 购买 |
| SN74LS164N | 2000 | TI | | | 1 请与业务联系 | 8-Bit Shift Register | 购买 |
| SN74LS164D | 2000 | TI | | | 1 请与业务联系 | 8-Bit Shift Register* | 购买 |
| SN74LS163AN | 2000 | TI | | | 1 请与业务联系 | Sync. 4-Bit Binary Counter | 购买 |
