SI4831 データシートの表示（PDF） - Silicon Laboratories

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SI4831

BROADCAST MECHANICAL TUNING AM/FM/SW RADIO RECEIVER

Silicon Laboratories 

Si4831/35-B30

3. Bill of Materials

Table 8. Si4831/35-B30 Bill of Materials

Component(s)

Value/Description

C1

Reset capacitor 0.1 uF, ±20%, Z5U/X7R

C4

Supply bypass capacitor, 0.1 uF, ±20%, Z5U/X7R

C5

Coupling capacitor, 0.47 µF, ±20%, Z5U/X7R

B1

Ferrite bead 2.5k/100 MHz

VR1

Variable resistor (POT), 100k, ±10%

R1

Reset timing resistor, 100k, ±5%

R2

Resistor, 10k, ±5%

R3

Resistor, 253k, ±1%

R4

Resistor, 180k, ±1%

R5

Resistor, 67k, ±1%

U1

Si4831/35-B30 Mechanical Tuning Radio Receiver

S2

Band switch

ANT1

C2, C3

Y1

ANT2

Ferrite stick,180-450 µH

Optional Components

Crystal load capacitors, 22 pF, ±5%, COG

(Optional: for crystal oscillator option)

32.768 kHz crystal (Optional: for crystal oscillator option)

Air loop antenna, 10–20 µH

Supplier

Murata

Murata

Murata

Murata

Kennon

Venkel

Venkel

Venkel

Venkel

Venkel

Silicon Laboratories

Any, depends on

customer

Jiaxin

Venkel

Epson or equivalent

Various

Rev. 1.0

9

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