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25
SAW Resonators (SMD)
PARS Series
Part Number
Resonant
Parallel
Temperature
Frequency (MHz)
Loss (dB)
Capacitance
Characteristics
(pF)
(ppm/°C)
PARS304.30K00R
304.300±0.250
PARS310.00K00R
310.000±0.250
4.0 Max.
PARS314.00K00R
314.000±0.250
PARS314.50K00R
314.500±0.250
PARS315.00K00R
315.000±0.250
PARS320.65K00R
320.650±0.250
PARS345.00K00R
345.000±0.250
2.5 Max.
3.2 Max.
±8 Max.
PARS418.00K00R
418.000±0.250
PARS423.22K00R
423.220±0.250
PARS432.92K00R
432.920±0.250
PARS433.42K00R
433.920±0.250
PARS433.92K00R
433.920±0.250
PARS479.50K00R
479.500±0.500
2.3 Max.
Please contact your local sales office for custom frequency.
SPECIFICATIONS
PACKAGING
mm (inches)
FEATURES
Frequency range 300 to 480MHz
High reliability sealing
1 port type SMD resonator
Excellent temperature
Small profile (5.5x3.8mm)
characteristics
Low profile (1.5mm max.)
+100ppm to -250ppm
SMT ceramic package
(-40 to 85°C)
APPLICATIONS
Keyless entry systems
Security systems
Garage openers
DIMENSIONS
millimeters (inches)
RECOMMENDED LAND PATTERN
Packaging
R = Tape and reel, 2,000 pcs/reel
Frequency Tolerance or
Custom Specs
00
±250kHz
03
±100kHz
01
±200kHz
04
±75kHz
02
±150kHz
10
≥ Tolerance
11
≤ Custom Specs
Marking Code
Resonant Frequency (MHz)
Series
HOW TO ORDER
PARS 315.00 K 00 R
1.25
(0.049)
1.0
(0.039)
1.5 (0.059)
1.0
(0.039)
1.25
(0.049)
1.25 (0.049)
1.5 (0.059)
0.15 (0.006)
1.25 (0.049)
φ1.55 (0.061)
±0.05 (0.002)
8.0 (0.315)
±0.1 (0.004)
2.0 (0.079)
±0.1 (0.004)
4.0 (0.157)
±0.1 (0.004)
3.9 (0.154)
±0.1 (0.004)
3.5
(0.138)
±
0.1
(0.004)
5.9 (0.232)
±0.1 (0.004)
12.0
(0.472)
±
0.3
(0.012)
1.75
(0.069)
±
0.1
1.6 (0.063)
±0.1 (0.004)
0.3 (0.012)
±0.05 (0.002)
0.2 (0.008) max
0.2
(0.008)
max
0.2 (0.008)
max
0.2 (0.008) max
5
° max
5
° max
φ1.5 (0.059)+0.1 (0.004)
0
1.5 (0.059) max
4-R0.15 (0.006)
4-1.0 (0.039)
±0.2 (0.008)
2.75 (0.108)
±0.2 (0.008)
5.5 (0.217)
±0.2 (0.008)
3.8 (0.150)
±0.2 (0.008)
4-1.0 (0.039)
±0.2 (0.008)
4-0.6 (0.024)
±0.2 (0.008)
1.9 (0.075)
±0.2 (0.008)
2
4
1
3
Resonant
Marking
Frequency (MHz)
Code
304.45
304 L
310.00
310 K
314.00
314 K
314.50
314 L
315.00
315 K
320.65
320 K
Resonant
Marking
Frequency (MHz)
Code
423.22
423 K
432.92
432 K
433.42
433 L
433.92
433 K
479.50
479 L
315K C
Monthly Code
(4 digits Frequency Marking)
Hot
GND
Hot
GND
mm (inches)