Features
• Frequency Range 300 to 480MHz
• 1 Port Type SMD Resonator
• Small Size (5.5×3.8mm)
• Low Profile (1.5mm max)
• SMT Ceramic Package
• High Reliability Sealing
• Excellent Temperature Characteristics
• +100ppm to −250ppm (−40 to 85°C)
Applications
• Keyless Entry Systems
• Garage Openers
• Security Systems
How to Order
PARS 315.00 K 00 R
qSeries
wResonant Frequency(MHz)
eMarking Code
rFreg.tolerance or Custom Spec
tPackage
R : Tape & Reel(2000pcs/Reel)
wq er t
Dimensions
Specifications
(Unit : mm)
Recommended Land Pattern
(Unit : mm)
00 ±250kHz 03 ±100kHz
01 ±200kHz 04 ±75kHz
02 ±150kHz 10≥Tolerance
11≤
Custom Spec.
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1.5 max
4-R0.15
4-R0.15
4-1.0±0.2
2.75±0.2
5.5±0.2
3.8±0.2
4-1.0
±
0.24-0.6
±
0.2
1.9±0.2
1.5 1.0 1.5 1.0 1.5
1.5 1.5
0.15 0.15 1.5
∗Please contact your local sales office for custom frequency.
Part Number Resonant Resonant Parallel
Frequency(MHz) Loss(dB) Capacitance(pF)
PARS303.00N00R 303.000±0.250
PARS303.33L00R 303.330±0.250
PARS303.82M00R 303.825±0.250
PARS303.87K00R 303.875±0.250 4.0max
PARS304.30K00R 304.300±0.250
PARS304.45L00R 304.450±0.250
PARS310.00K00R 310.000±0.250
PARS314.00K00R 314.000±0.250
PARS314.50L00R 314.500±0.250 2.5max ±8max
PARS315.00K00R 315.000±0.250
PARS320.65K00R 320.650±0.250
PARS345.00K00R 345.000±0.250 3.2max
PARS418.00K00R 418.000±0.250
PARS423.22K00R 423.220±0.250
PARS432.92K00R 432.920±0.250
PARS433.42L00R 433.420±0.250
PARS433.92K00R 433.920±0.250
PARS479.50K00R 479.500±0.250 2.3max
Temperature
Characteristics
(ppm/°C)
Packaging (Unit : mm)
φ1.55±0.05
8.0±0.1
2.0±0.1 4.0±0.1 3.9±0.1
3.5±0.1
5.9±0.1
12.0±0.3
1.75±0.1
1.6±0.1
0.3±0.05
0.2 max
0.2 max
0.2 max
0.2 max
5° max
5° max
φ1.5+0.1
−0
q : Hot
w : GND
e : Hot
r : GND
w
r
q
e
Recommended Temperature IR Reflow
0
50
100
150
200
250
Temp.(˚C)
200˚C min.
15sec max.
Peak Temp.
230˚C±5˚C
180˚C min.
40 sec max.
Time
SAW Resonators (SMD)
(PARS Series)
Features
• World smallest size
• 1 Port Type SMD Resonator
• High Reliability
• Excellent Temperature Characteristics
Applications
• Remote Keyless Entry System(RKE)
• Garage Openers
• Security Systems
How to Order
PARM 315.00 K 04 R
qSeries
wResonant Frequency(MHz)
eMarking Code
rFrequency tolerance or Custom Spec
tType
wqer t
(Unit : mm)
0
50
100
150
200
250
Temp.(˚C)
200˚C min.
15sec max.
Peak Temp.
230˚C±5˚C
180˚C min.
40 sec max.
Time
Dimensions
Specifications
Recommended Land Pattern
Packaging(Unit : mm)(Unit : mm)
Recommended Temperature IR Reflow
00 ±250kHz 03 ±100kHz
01 ±200kHz 04 ±75kHz
02 ±150kHz 11≤
Custom spec
Part Number
Resonant
Resonant
Parallel
Temperature
Operating Storage
Frequency(MHz)
Loss(dB)
Capacitance(pF) Characteristics(ppm/°C)
Temperature(°C) Temperature(°C)
PARM315.00K00R 315.000±0.250 2.5 max. 4.0 max. ±8 max. −40 to 85 −40 to 85
PARM433.92K00R 433.920±0.250
3.0±0.2 1.5max.
0.85±0.2
3.0±0.2
0.5±0.2 0.6±0.2
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q
ww
q
ww
qHot
wGround
qHot
wGround
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1.25
1.9
1.251.3
0.80.8 0.60.50.5
w w
w w
q q
8.0±0.1 0.3max.
0.3max.
3.3±0.1 0.3±0.05
1.55±0.05
1.55±0.05
1.85±0.1
3.3±0.1
0.3max.
0.3max.
4.0±0.1
2.0±0.05
5.5±0.05 1.75±0.1
12.0±0.2
Surface Acoustic Wave Resonator for Remote
Keyless Ently System(RKE)
Surface Acoustic Wave Resonator
(PARM Series)
Features
• Low Profile
• 1 Port Type SMD Resonator
• High Reliability
• Excellent Temperature Characteristics
Applications
• TPMS
How to Order
PARV 314680 A
qSeries
wResonant Frequency(MHz)
eType
wqe
(Unit : mm)
0
50
100
150
200
250
Temp.(˚C)
200˚C min.
15sec max.
Peak Temp.
230˚C±5˚C
180˚C min.
40 sec max.
Time
Dimensions
Specifications
Recommended Land Pattern
Packaging(Unit : mm)(Unit : mm)
Recommended Temperature IR Reflow
Surface Acoustic Wave Resonator for TPMS
Part Number
Resonant
Resonant
Parallel Operating Storage
Frequency(MHz)
Loss(dB)
Capacitance(pF) Temperature(°C) Temperature(°C)
PARV314680A 314.680±0.100 2.0 max. 3.2 max. −40 to 120 −40 to 120
qHot
wGround
5.5±0.2
2.75±0.2 1.5max.
3.8±0.2
4-1.0±0.2
4-0.6±0.2
1.90±0.2
q
q
w
w
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4-1.0±0.2
8-R0.15
1.5 1.51.0 1.0 1.5
1.51.51.5 0.150.15
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q
w
q
w
8.0±0.1 1.6±0.1
5.9±0.1
0.2max.
0.2max.
0.2max.
5°max. 0.2max.
φ1.55±0.05
φ1.5+0.1
−03.9±0.14.0±0.1
2.0±0.1 0.3±0.05
5.5±0.1 1.75±0.1
12.0±0.3
Surface Acoustic Wave Resonator
for Automotive
(PARV Series)
