Poor Man's ChipTweaker
We Have (Low-Budget) Ways of Making You Talk
Materials
Component list
Component List
[Illustration 210462-009-94]
[Illustration 210462-010-94]
Resistors
R1,R29,R35 = 680 Ω
R2,R34 = 47 kΩ
R3,R5,R6,R7,R9,R23,R25,R33,R38 = 10 kΩ
R4,R8,R13 = 100 kΩ
R10 = 1.5 kΩ
R11,R12,R17,R22,R24,R26,R27,R32,R36 = 1 kΩ
R14,R28,R30 = 4.7 kΩ
R15 = 330 Ω
R16,R19 = 33 kΩ
R18 = 2.2 kΩ
R20* = 22 Ω*
R21* = 10 kΩ*
R31,R37 = 100 Ω
R39,R40 = 3.3 kΩ
P1,P2,P3,P5 = Potentiometer, 5 kΩ, vertical
P4 = Potentiometer, 10 kΩ,vertical
P6 = Potentiometer, 500 Ω, vertical
P7 = Potentiometer, 2 kΩ, vertical
P8,P9 = Potentiometer, 25 kΩ,vertical
Capacitors
C1 = 100 µF 16V, 3.5 mm pitch
C2 = 10 µF 16V, 2.5 mm pitch
C3,C4,C7,C8,C9,C10,C11,C12,C20,C26,C28,C29 = 100 nF, 5 mm pitch
C5,C6,C17,C22,C25 = 22 pF, 2.5 mm pitch
C13,C24 = 100 pF, 2.5 mm pitch
C14* = 10 nF, 5 mm pitch*
C27 = 10 nF, 5 mm pitch
C15*,C16* = 22 pF, 5 mm pitch*
C18* = 33 pF, 5 mm pitch*
C19* = 100 pF, 5 mm pitch*
C21 = 220 pF, 2.5 mm pitch
C23 = 1 µF, 5 mm pitch
Inductors
L1 = 10 µH
Semiconductors
D1,D2,D3,D4,D5,D13,D14,D20,D21 = 1N4148
D11* = 1N4148*
D6,D7,D8,D9,D10,D15,D16,D17,D18,D19 = BAT85
D12* = BAT85*
IC1 = LM358
IC2 = 74HC00
IC3 = 74HC14
IC4 = LMV761, SOIC8
IC5 = 7805, TO220
IC6* = ATmega8A-PU*
LED1,LED2 = LED, 3 mm, green
LED3 = LED, 3 mm, yellow
LED4 = LED, 3 mm, red
T1 = BC141, TO39
T2 = BC557C
T3,T4,T5,T8,T9 = PN2369, TO92
T6 = BC547C
T7 = 2N2369, TO18
Miscellaneous
JP1-JP13,JP15 = 2-way pinheader, 2.54 mm pitch
JP14,S3,S4 = 3-way pinheader, 2.54 mm pitch
K1 = 8-way pinheader, 2.54 mm pitch
K2 = 14-way pinheader, 2.54 mm pitch
K3 = 4-way pinheader, 2.54 mm pitch
K4,K5 = 2-row 6-way pinheader, 2.54 mm pitch
K6 = Barrel jack
S5 = Slide switch (C&K JS202011CQN)
X1* = Crystal 8 MHz*
* mount with socket for easy experimenting
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