FAR Family (C4 series L type)
s STANDARD CHARACTERISTICS
Parameter
Material
Frequency
Standard frequency
Series
Initial frequency deviation
Temperature characteristic
(–30°C to +85°C)
C4 Series
Lithium Niobate (LiNbO3)
24 to 40 MHz
See “s Standard Frequency”
Within ±0.5% (M)
Within 0.5%
Capacity of built-in capacitor
20±8 pF (standard)
Aging stability
Operating temperature
Storage temperature
Within ±0.1%
–30°C to +85°C
–40°C to +100°C
• Resonant frequency
Remarks
The ±0.3% (K) version can also be
produced.
Reference temperature: +25°C
10±4 pF are also available.
Capacity is specified by Fujitsu,
considering matching data with applied
IC (mainly microcomputer)
Standard measuring circuit
1 MΩ
R
C1 C2
24 MHz to 40 MHz
IC: MC74HCU04N × 2
• V CC = 5 V DC
• R: Resonator
• C 1, C 2: Loading capacitators (built-in)
• Serial resonant resistance
R
75Ω
OSC
C1 C2
75Ω
LM
Measuring instrument: Network analyzer
2