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    Complete CCT Diagram

    Uploaded by

    Umaru Shettima Abdullahi
    The document contains a circuit diagram with electronic components including resistors, capacitors, transistors, and an integrated circuit. The diagram shows the connections between an AC input, components including resistors in series and transistors, and a DC output. Component designations and values are provided.

    Copyright:

    © All Rights Reserved
    Download as DOCX, PDF, TXT or read online from Scribd

    Complete CCT Diagram

    Uploaded by

    Umaru Shettima Abdullahi
    13 views1 page
    The document contains a circuit diagram with electronic components including resistors, capacitors, transistors, and an integrated circuit. The diagram shows the connections between an AC input, components including resistors in series and transistors, and a DC output. Component designations and values are provided.

    Original Description:

    Original Title

    Complete Cct Diagram

    Copyright

    © © All Rights Reserved

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    The document contains a circuit diagram with electronic components including resistors, capacitors, transistors, and an integrated circuit. The diagram shows the connections between an AC input, components including resistors in series and transistors, and a DC output. Component designations and values are provided.

    Copyright:

    © All Rights Reserved
    Download as DOCX, PDF, TXT or read online from Scribd
    Download as docx, pdf, or txt
    13 views1 page

    Complete CCT Diagram

    Uploaded by

    Umaru Shettima Abdullahi
    The document contains a circuit diagram with electronic components including resistors, capacitors, transistors, and an integrated circuit. The diagram shows the connections between an AC input, components including resistors in series and transistors, and a DC output. Component designations and values are provided.

    Copyright:

    © All Rights Reserved
    Download as DOCX, PDF, TXT or read online from Scribd
    Download as docx, pdf, or txt
    of 1

    DATES MONTHS

    Unit's Date Ten's Date


    Unit's Month Ten's Month

    U
    7805

    FU1 TR1 1 3
    BR1 VI VO +5v

    GND
    1A

    C1 C2

    2
    A.C Input D.C Output
    1000u 0.22uF
    R26
    R10 R11 R12 R13 R14 R15 R16 R17 R18 R19 R20 R21 R22 R23 168R
    330R 330R 330R 330R 330R 330R 330R 330R 330R 330R 330R 330R 330R 330R
    DF005M
    TRAN-2P2S

    3
    R27 R28 R29 R30 R31 R32 R33
    330R 330R 330R 330R 330R 330R 330R N3
    74LS00
    Q2
    BC108
    13
    12
    11
    10

    15
    14

    Q4
    9

    13
    12
    11
    10

    15
    14
    9
    IC2 BC108

    2
    QG
    QF
    QC
    QD
    QA
    QB

    QE

    IC4

    13
    12
    11
    10

    15
    14
    74LS47

    QG
    QF
    QC
    QD
    QA
    QB

    QE

    9
    74LS47
    IC6

    QG
    QF
    QC
    QD
    QA
    QB

    QE
    R25 74LS47
    BI/RBO

    10k

    BI/RBO
    RBI

    Q1
    LT
    C
    D

    R35
    A
    B

    RBI
    LT

    BI/RBO
    C
    D
    A
    B
    10k
    Q3
    7
    1
    2
    6
    4
    5
    3

    R24

    RBI
    LT
    C
    D
    A
    B
    7
    1
    2
    6
    4
    5
    3
    U6:A U6:B R34
    10k

    7
    1
    2
    6
    4
    5
    3
    2 5
    1 4
    10k
    BC108 3 6

    12

    11
    9
    8
    12

    11
    9
    8

    74LS02 74LS02 BC108 IC7


    13

    12

    11

    Q0
    Q1
    Q2
    Q3
    1
    2

    9
    8
    IC1

    12

    11
    74LS90
    Q0
    Q1
    Q2
    Q3

    9
    8
    74LS90 U5:A IC3
    Q0
    Q1
    Q2
    Q3

    3
    4
    5
    74LS11 74LS90 IC5

    Q0
    Q1
    Q2
    Q3
    74LS90 U5:B YEARS
    74LS11

    R0(1)
    R0(2)
    R9(1)
    R9(2)
    CKA
    CKB
    R0(1)
    R0(2)
    R9(1)
    R9(2)

    Vcc (+5v)
    CKA
    CKB

    R0(1)
    R0(2)
    R9(1)
    R9(2)
    CKA
    CKB

    R0(1)
    R0(2)
    R9(1)
    R9(2)
    CKA
    CKB
    12

    14
    1

    2
    3
    6
    7
    14
    1

    2
    3
    6
    7

    14
    1

    2
    3
    6
    7

    6
    14
    1

    2
    3
    6
    7
    Dates Setting S3
    S4

    R36 R37
    68R 56

    R38 R39 R40R41 R42 R43 R44


    330R 330R 330R 330R 330R 330R 330R
    Vcc R45 R46 R47 R48 R49 R50 R51
    330R 330R 330R 330R 330R 330R 330R
    A
    D1
    SUN
    R3
    3

    U1:A U1:B U2 330 D2


    LED

    13
    12
    11
    10

    15
    14

    13
    12
    11
    10

    15
    14
    74LS00 74LS00 Days Setting MON

    9
    0
    1 R4
    S2 U1
    2 IC9 IC11

    QG

    QG
    QF

    QF
    QC
    QD

    QC
    QD
    1

    QA
    QB

    QE

    QA
    QB

    QE
    3 330 74LS47 74LS47
    2
    14 12 15 4
    1
    CKA Q0
    9 14
    A 3
    5 R5 D3
    LED
    CKB Q1 B 4 TUE
    1

    8 13 6
    Q2 C 5

    BI/RBO

    BI/RBO
    11 12 7
    2
    Q3 D 6
    9
    330 Q5

    RBI

    RBI
    R0(1) 7 Q7

    LT

    LT
    C
    D

    C
    D
    A
    B

    A
    B
    3
    R0(2) U3:A 8
    10 R6 D4
    LED
    6
    R9(1) 9
    11
    WED R52
    +5v

    7
    1
    2
    6
    4
    5
    3

    7
    1
    2
    6
    4
    5
    3
    7
    R9(2)
    2 330 R54
    3 74LS42 10k R53 Q6 R55 Q8
    74LS90 1 R7 BC108 10k BC108
    R1 R2 D5
    LED 10k 10k
    74LS00 BC108
    330 THUR BC108

    12

    11

    12

    11
    1k 1k

    9
    8

    9
    8
    R8
    IC8 IC10

    Q0
    Q1
    Q2
    Q3

    Q0
    Q1
    Q2
    Q3
    74LS90 74LS90
    330 D6
    LED
    S1 X
    FRI
    R9
    Y

    R0(1)
    R0(2)
    R9(1)
    R9(2)

    R0(1)
    R0(2)
    R9(1)
    R9(2)
    330 D7

    CKA
    CKB

    CKA
    CKB
    LED SAT
    BOUNCE-FREE
    SWITCH (SET) S5 S6

    14
    1

    2
    3
    6
    7

    14
    1

    2
    3
    6
    7
    LED DAYS

    Figure 3.7: Complete Circuit Diagram of a Digital Calendar.

    31

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