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  • 元件清单

    Qty.

    Description

    Approx. cost each

    Approx. cost total

    Sources

    14

    Breadboard

    $3 – $8

    $36 – $96

     面包板

    1

    22 AWG Solid Tinned-Copper Hook-Up Wire

    $16.00

    $16.00

     22AWG 导线

    10

    1kΩ resistor

    $0.10

    $0.99

     1K欧电阻

    9

    10kΩ resistor

    $0.10

    $0.99

     10K欧电阻

    1

    100kΩ resistor

    $0.10

    $0.99

     100k欧电阻

    24

    470Ω resistor

    $0.10

    $2.97

    470欧电阻

    1

    1MΩ resistor

    $0.10

    $0.99

    1M欧电阻

    1

    1MΩ potentiometer

    $1.39

    $1.39

    1M欧电位器

    6

    0.01µF capacitor

    $0.12

    $1.20

    0.01uf电容

    16

    0.1µF capacitor

    $0.15

    $3.00

    0.1uf电容

    1

    1µF capacitor

    $0.15

    $0.15

    1uf电容

    4

    555 timer IC

    $0.35

    $1.40

    555定时器

    2

    74LS00 (Quad NAND gate)

    $0.79

    $1.58

    74LS00(4与非

    1

    74LS02 (Quad NOR gate)

    $0.55

    $0.55

    74LS02(4或非

    5

    74LS04 (Hex inverter)

    $0.59

    $2.95

    74LS04(6位非门

    3

    74LS08 (Quad AND gate)

    $0.69

    $2.07

    74LS08(4位与

    1

    74LS32 (Quad OR gate)

    $0.49

    $0.49

    74LS32(4位或

    1

    74LS76 (Dual JK flip-flop)

    $1.20

    $1.20

    74LS76(双JK触发

    2

    74LS86 (Quad XOR gate)

    $0.55

    $1.10

    74LS86(四异或

    1

    74LS138 (3-to-8 line decoder)

    $0.69

    $0.69

    74LS138(3线-8线译码

    1

    74LS139 (Dual 2-line to 4-line decoder)

    $0.69

    $0.69

    74LS139(2个2线-4线译码

    4

    74LS157 (Quad 2-to-1 line data selector)

    $0.69

    $2.76

    74LS157(4个2线-1线数据选择

    2

    74LS161 (4-bit synchronous binary counter)

    $0.79

    $1.58

    74LS161(4位同步二进制计数器

    8

    74LS173 (4-bit D-type register)

    $1.39

    $11.12

    74LS173(4位D寄存器

    2

    74189 (64-bit random access memory)

    $4.95

    $9.90

    74LS189(64位RAM

    6

    74LS245 (Octal bus transceiver)

    $0.79

    $4.74

    74LS245(8路总线收发器

    1

    74LS273 (Octal D flip-flop)

    $0.75

    $0.75

    74LS273(8位D触发器

    2

    74LS283 (4-bit binary full adder)

    $1.49

    $2.98

    74LS283(4位二进制全加器

    4

    28C16 EEPROM

    $3.95

    $11.85

    带电,可擦,可编程,只读存储器

    3

    Double-throw toggle switch

    $0.99

    $2.97

     

    3

    Momentary 6mm tact switch

    $0.35

    $1.05

     

    1

    8-position DIP switch

    $0.79

    $0.79

     

    1

    4-position DIP switch

    $0.89

    $0.89

     

    44

    Red LED

    $0.12

    $6.00

     

    8

    Yellow LED

    $0.09

    $0.90

     

    12

    Green LED

    $0.10

    $2.00

     

    21

    Blue LED

    $0.59

    $12.39

     

    4

    Common cathode 7-segment display

    $1.09

    $4.36

    7段数码管

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  • 原文地址:https://www.cnblogs.com/eret9616/p/10038118.html
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