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| Part Number | Manufacturer | Description | Stock | Price in SGD | Buy |
| AM26C31IDR | TEXAS INSTRUMENTS | IC Driver Quad Transmitter RS-422 16-Pin SOIC | 5,000 | 1 ---- $0.4300 2500 ---- $0.4300/pc | |
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| DS14C238WM | NATIONAL SEMICONDUCTOR CORPORATION | IC 24-SOIC Single Supply TIA/EIA-232 4x4 Driver/Receiver OBSOLETE | 1 | 1 ---- $5.0000 $5.0000 | |
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| Part Number | Manufacturer | Description | Stock | Price in SGD | Buy |
| DS75176BTN | NATIONAL SEMICONDUCTOR CORPORATION | IC 8-DIP Multipoint RS-485/RS-422 Transceivers OBSOLETE | 3 | 1 ---- $3.0000 $3.0000 | |
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| Part Number | Manufacturer | Description | Stock | Price in SGD | Buy |
| DS8922M | NATIONAL SEMICONDUCTOR CORPORATION | IC 16-SOIC RS-422 Dual Differential Line Driver and Receiver Pairs OBSOLETE | 2 | 1 ---- $3.0000 $3.0000 | |
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| DS90C387AVJD | NATIONAL SEMICONDUCTOR CORPORATION | IC Dual Pixel LVDS Display Interface 100pin-TQFP | 12 | 1 ---- $5.0000 10 ---- $4.0000/pc | |
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| Part Number | Manufacturer | Description | Stock | Price in SGD | Buy |
| ENC28J60/SO | MICROCHIP TECHNOLOGY INC | IC 28-SOIC Stand Alone Ethernet Controller With SPI Interface OBSOLETE | 10 | 1 ---- $20.0000 10 ---- $18.0000/pc | |
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| Part Number | Manufacturer | Description | Stock | Price in SGD | Buy |
| ENC28J60/SP | MICROCHIP TECHNOLOGY INC | IC 28-DIP Stand Alone Ethernet Controller With SPI Interface OBSOLETE | 10 | 1 ---- $20.0000 10 ---- $18.0000/pc | |
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| Part Number | Manufacturer | Description | Stock | Price in SGD | Buy |
| LTC485CN8#PBF | LINEAR TECHNOLOGY | IC 8-DIP Low Power RS485 Interface Transceiver | 0 | 1 ---- $4.5000 5 ---- $4.0909/pc 10 ---- $3.7190/pc | |