Imagens apenas para referência
749020011A
+Lista de MateriaisTRANSFORMER LAN 10/100/1000 SMD
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FabricanteW ürth Elektronik
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Peça do Fabricante #749020011A
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Em Estoque27123
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Especificações
| Atributo | Valor |
| Series | WE-LAN |
| Part Status | Active |
| Transformer Type | LAN 10/100/1000 Base-T |
| Inductance | 350µH |
| Turns Ratio - Primary: Secondary | 1:1 |
| Mounting Type | Surface Mount |
| Size / Dimension | 0.689" L x 0.559" W (17.50mm x 14.20mm) |
| Height - Seated (Max) | 0.256" (6.50mm) |
| Operating Temperature | -40°C ~ 85°C |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
Visão Geral
Description
Equivalent
7490 (20011A date code) is just a standard 74LS90 BCD decade‐counter. Direct equivalents include:
• SN54/74LS90 (TTL)
• SN74HC90 or CD74HC90 (HC-CMOS)
• SN74HCT90 or MC74HCT90A (HCT-CMOS)
• DM74LS90 (various vendors)
• Nexperia 74HC390 (dual counter, one half used)
All share identical pinouts, timing and logic behavior.
• SN54/74LS90 (TTL)
• SN74HC90 or CD74HC90 (HC-CMOS)
• SN74HCT90 or MC74HCT90A (HCT-CMOS)
• DM74LS90 (various vendors)
• Nexperia 74HC390 (dual counter, one half used)
All share identical pinouts, timing and logic behavior.
Package
I don’t have enough info to identify the package type for 749020011A. Please provide the manufacturer or a datasheet/supplier link, or confirm whether it’s an electronic component or automotive part; with that I can find the exact package type.
