2007/12/20
Technical Data of TOKO Ceramic Rezonator
CERASONATOR. R Series
TOKO Product No： DECRHTC4.00
Renesas Product No：M38D29GFHP
RF Engineering Department. Coil Products Division.
TOKO.Inc
Approved by
Checked by
Issued by
M.Hirayama Y.Ookawara T.Nagashima
TAD-2007-052
Contents
Page
1.Circuit Conditions
2.Explanation of Measurement Item
3.Supply Voltage Characteristics
4.Temperature Characteristics
5.Influence of Characteristic with IC
6.Oscillation Frequency Correlation
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4
6
7
TAD-2007-052
1.Circuit Conditions
OSCSEL(7)
●
●
RESET(8)
Vdd(14)
VREF(62)
Xin(12)
M38D29GFHP
Vss(11)
AVss(61)
Xout(13)
●
●
Rf
CERASONATOR. ®
●
●
Vin
Vout
C
１
C
2
●
Active Probe(１.0MΩ/＜1.0pF)
Ｆ½½.1 Test Circuit
Cerasonator
Ⓡ
Rf(Ω)
DECRHTC4.00
１M
C1(pF)
15
(Reference Value)
Recommended Condition
C2(pF)
Vdd（V）
15
2.1 to 5.5
(Reference Value)
Ta(℃)
-20 to +85
－
1
－
TAD-2007-052
2. Explanation of measurement item
Vout
90%
100%
t
Vdd
ON
Vs ：Oscillation Starting Voltage
Tr ：Rise Time（Fig.2 Reference）
Δfosc ：Oscillation Frequency Change Rate
Vin ：Fig.3 Reference
Vout：Fig.3 Reference
VH ：Fig.3 Reference
VL ：Fig.3 Reference
Vout、Vin
Output Oscillation Wave Form
OFF
Ｆ½½.2 Rise Time
½
VH
GND
Fig.3 Output Wave Form
VL
－
2
－
TAD-2007-052
3. Supply Voltage Characteristics
SAMPLES ：
CONDITIONS ：
・Rise Time：Tr
・Fosc Variation：ΔFosc
½Oscillating Voltage：Vin、Vout
Vdd:2.1・3.0・4.0・5.0½5.5V
TYPE CODE ： ECRHTC
DECRHTC4.00-Limit
M38D29GFHP
IC：TYP
n=1
Vdd-Tr
500
Rise Time〔μsec〕
400
300
200
100
0
1.0
2.0
3.0
4.0
5.0
6.0
Supply Voltage:Vdd（V）
Vdd-ΔFosc
0.50
0.40
0.30
0.20
0.10
0.00
-0.10
-0.20
-0.30
-0.40
-0.50
1.0
2.0
3.0
4.0
5.0
6.0
Fosc Variation:ΔFosc〔%〕
Supply Voltage:Vdd（V）
Vdd-Vin½Vout
7.00
Oscillating Voltage〔V〕
6.00
5.00
4.00
3.00
2.00
1.00
0.00
-1.00
-2.00
1.0
VinH
VinL
VoutH
VoutL
2.0
3.0
4.0
5.0
6.0
Supply Voltage:Vdd（V）
MEASURED BY
DATE
：T.Nagashima
：2007.11.27
CHECKED BY
DATE
：Y.Ookawara
：2007.12.20
RESISTER No.
TOKO,INC
－
3
－
TAD-2007-052
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