EEPW论坛

元件列表： 数值 封装 数量 元件编号 ------------------------------------------------------------------------------ ------------------------------------------------------------------------------ 电容 ------------------------------------------------------------------------------ 0.1uF 0805 78 C1, C2, C3, C4, C5, C6, C7, C8, C9, C10, C11, C12, C13, C14, C15, C16, C17, C18, C19, C20, C21, C22, C23, C24, C25, C26, C27, C28, C29, C30, C31, C32, C33, C34, C35, C36, C37, C38, C39, C40, C41, C42, C43, C44, C45, C46, C47, C48, C49, C51, C56, C57, C58, C59, C60, C61, C62, C63, C72, C73, C75, C76, C77, C78, C79, C80, C81, C82, C85, C86, C87, C88, C89, C90, C91, C92, C93, C94 220uF/35V RB.2/.4 3 C53, C54, C55【电解电容，引脚间距0.2英寸！】 100uF/35V RB.1/.2 1 C74【电解电容，引脚间距0.1英寸！】 820pF 0805 1 C52 22P 0805 2 C83, C84 ------------------------------------------------------------------------------ 电感 ------------------------------------------------------------------------------ 100uH RB.1/.2 1 L4 【滤波电感，引脚间距0.1英寸！】 磁珠 0805 9 L1, L2, L3, L5, L6, L7, L8, L9, L10 ------------------------------------------------------------------------------ 电阻 ------------------------------------------------------------------------------ 1K 0805 7 R37, R38, R39, R40, R41, R42, R43 22 0805 8 R48, R49, R50, R51, R52, R53, R54, R55 470 0805 10 R21, R2, R3, R4, R5, R6, R7 R8, R9, R10 150 0805 6 R1, R27, R28, R29, R30, R31 5.1K 0805 24 R11, R12, R13, R14, R15, R16, R17, R18, R19, R20, R22, R23, R24, R25, R26, R56, R57, R58, R59, R60, R61, R62, R63, R64, 5.9K 0805 1 R32【1%精度】 51 0805 4 R33, R34, R35, R36 75 0805 4 R44, R45, R46, R47 ------------------------------------------------------------------------------ 晶振 ------------------------------------------------------------------------------ 25M CRYSTAL 1 Y1【无源晶体】 50M晶振 CRYSTAL-2 1 Y3【5V有源晶振】 ------------------------------------------------------------------------------ 芯片 ------------------------------------------------------------------------------ 29F040 PGA32 2 U1, U2【电路板上焊接PLCC32插座】 74HC126 SO-14 1 U5【贴片 窄体】 3.3V稳压器 贴片 1 U6 39VF160 TSOP48 1 U3 HY57V641620 TSOP54 2 U12, U13 IMP810 SOT-23 1 U4 S3C4510B QFP208-N 1 U14 MAX232 SO-16 1 U7 RTL8021 SQFP48 1 U11 ------------------------------------------------------------------------------ 接插件按键 ------------------------------------------------------------------------------ 网卡插座 8脚金属外壳 1 P4 DB25 DB-25/M 1 P5【25脚弯脚 针】 DB9 DB-9/M 2 P2, P3【9脚弯脚 针】 DC_JACK POWER-3.5 1 P1【电源插座】 轻触开关 SWPB 4 S3, S4，S5, S6, S7 HEADER 10X2 IDC20A 2 JP9, JP10【双排针】 HEADER 4X2 IDC8 1 JP8【双排针】 HEADER26X2 IDC52 4 CON1, CON2, CON3, CON4【双排针】 JTAG IDC20A 1 JP7【20针插座】 RAM_ADR SET IDC8 1 JP11【双排针】 RSTSEL SIP2 1 JP3【短路跳线】 SW ON/OFF POWER 1 SW1【滑动电源开关】 SW_DIP4 DIP8 2 S1, S2【4位拨码开关】 ------------------------------------------------------------------------------ 其他 ------------------------------------------------------------------------------ LED 红色 7 D2,D3, D4, D5, D6, D13, D15 LED 绿色 7 D7, D8, D9, D10,D11, D12,D14 IN4004 DIODE0.4 1 D1 TRANS4 TRANS 1 T1【网卡变压器】