Welcome ! This category contains detailed information for 3-SPK-TCXO/VCTCXO SMD TYPE products. New 3-SPK-TCXO/VCTCXO SMD TYPE products will be constantly updated in and added into this category.
TEMPERATURE COMPENSATED OSCILLATOR UNITS (TCXO) &
Voltage control TEMPERATURE COMPENSATED OSCILLATOR UNITS (VCTCXO)
Surface Mount Package
*Applications Facsimile,
computer control, Cordless, telephone
Automobile telephone, Telecommunications.....
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Model No |
TC-09 / VTC-09 |
TC-21 / VTC-21 |
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Frequecny |
1-40 MHZ |
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Frequency stability |
±1.0PPM ±1.5PPM ±2.5PPM ±3.0PPM ±5.0PPM |
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Aging |
±1.0PPM / year |
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Frequency stability vs load |
±0.3PPM max . vs ±10% load change |
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Frequency Stability vs voltage |
±0.3PPM max . vs ±5% load change |
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Supply voltage |
3.3V 5.0V |
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Phase Noise |
-70dBc/Hz at 10 Hz offset ; -100dBc/Hz at 100 Hz offset -130dBc/Hz at 1Khz offset ; -140dBc/Hz at 10Khz offset -145dBc/Hz at 100Khz offset |
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Supply Current |
Frequency dependent |
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Operating temperature |
0℃ to 70℃ / -10℃ to 60℃ / -2 0℃ to 70℃ / -3 0℃ to 75℃ / -40℃ to 85℃ |
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Output wave form |
TTL / CMOS / Sine Wave / Clipped sinze Wave / Square Wave |
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Storage temperature |
-40℃ to 85℃ or -55℃ to 125℃ ( package dependent) |
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Mechanical frequency tuning |
±3.0PPM min tuning |
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Start-up time |
2.0 m sec / 5.0 m sec (max) reach 90% amplitude and at 25℃ |
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VCTCXO only |
Control voltage |
Std +1.5V ± 1.0V for all input voltages |
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Frequency devaiation |
±5.0PPM (min) ±25.0PPM (max) vcontrol = +1.5V± 1.0V |
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Slope polarity |
Positive slope .positive voltage for positive frequency shift |
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Input impedance |
1.0 MΩ min |
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linearity |
10 % max |
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SPK-TCXO/VCTCXO-SMD(11.4X9.6 TYPE)
● Features:
vctcxo for personal cellular phone. Low profile , height 2.4mm
● ELECTRICAL SPECIFICATIONS :
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SPK TYPE |
TCXO , VCTCXO-SMD |
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Frequency Range (MHZ) |
12.8,13.0,14.4,15.36,19.2,19.68 MHZ |
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Input Voltage |
3.3 Vdc +/- 5 % |
5.0 Vdc +/- 5 % |
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Operating Temperature Range |
0℃~ +50℃ ( STD), -40℃ ~ +85℃ |
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Frequency tolerance / Stability |
+/-1.5~5 PPM |
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Output voltage High “1” |
TTL |
2.4 V min |
2.4 V min |
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CMOS |
2.97 min |
Vcc 0.5 min |
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Output voltage Low “0” |
TTL |
0.4V max |
0.4 V max |
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CMOS |
0.33 max |
0.5 V max |
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Output Load |
TTL |
5 ~ 10 TTL GATES |
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CMOS |
15~ 50 PF |
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Rise Time and Fall Time |
TTL |
5 n Sec.max; 2n Sec . typical , Measured between 0.4V to 2.4V CL = 15 pF |
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CMOS |
5n Sec.max; 2n Sec.typical.Measured between 10% to 90%VDD CL = 15 pF |
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Duty Cycle |
TTL |
40% min. 60% max. ( measured at +1.4v) |
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Current Consumption |
15~45 mA ( frequency dependent) |
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Aging |
+/-5ppm per year |
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SPK-TCXO/VCTCXO -5032
● Typical applications:
Cellular telephone , GPS, PHS,
Other telecommunication equipment
● Features:
Compactness, Low height ,High accuracy
Outstanding durability against heat
● ELECTRICAL SPECIFICATIONS :
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SPK TYPE |
TCXO |
VCTCXO |
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Frequency Range (MHZ) |
13MHZ ~ 20MHZ |
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Nominal Frequency ( MHZ) |
13.0, 14.400 , 19.200, 19.680 |
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Frequency Stability |
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Vs. Temperature |
+/-1ppm,+/-1.5ppm,+/-2.0ppm,+/-2.5ppm,+/-3ppm,+/-5ppm,+/-10ppm |
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Vs. Aging |
+/-1.0ppm/ year at 25℃ |
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Vs. Voltage Change |
+/-0.3ppm for a+/-5% input voltage change |
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Vs. Load Change |
+/-0.3ppm for a+/-10% loading condition change |
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Vs. reflow ( SMD models only ) |
+/-1ppm .1 reflow and measured 24hours afterwards |
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Typical operating Temperature
Range ( examples) |
0℃ to +60℃ , 0℃ to +70℃ , -10℃ to +60℃ -20℃ to +70℃ -30℃ to +60℃ -30℃ to +75℃ +/-5ppm stability for -40℃ to +85℃ |
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Machanical Frequency Tuning |
+/-3ppm min (from built-in trimming capacitor ) |
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Power supply voltage |
+2.8 ~ +5.0 V |
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Rise Time and Fall Time |
TTL |
10 nano.sec. max.from 0.5V to 2.4V |
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HCMOS |
10 nano. Sec.max 20%~80% of waveform |
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Duty Cycle ( Symmetry) |
TTL |
50% +/-10% measured at +1.4VDC |
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HCMOS |
50% +/-10% measured at 50% VDD |
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Start-up Time |
10m.sec.max. |
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Enable/ Disable Option |
Enable/disable option is avniable for certain packages. |
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Current Consumption |
2mA ( Load) |
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Output Load |
10KΩ // 10pF |
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Storage Temperatuer |
-40℃ to +85℃ |
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Output wave form |
Square wave, Sine wave, Clipped sine wave/ TTL, HCMOS |
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Output Voltage |
0.8vp-p min |
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Phase Noise |
-125 dBc/ Hz Typical ( at 1.0 KHz) |
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Please confult for other specifications.
SPK-TCXO/VCTCXO-507
● Typical applications:
Cellular telephone , GPS, PHS,Other telecommunication equipment
● Features:
Compactness, Low height ,High accuracy Outstanding durability against heat
● ELECTRICAL SPECIFICATIONS :
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SPK TYPE |
TCXO |
VCTCXO |
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Frequency Range (MHZ) |
1.2MHZ ~ 105MHZ ( Square Wave) |
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9.6MHZ ~ 26MHZ ( Clipped Sine Wave) |
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Nominal Frequency ( MHZ) |
9.6 , 10.0 , 12.8 , 13.0 , 14.4 , 15.36, 16.384, 19.2 , 19.440, 19.680 |
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Frequency Stability |
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Vs. Temperature |
+/-1ppm,+/-1.5ppm,+/-2.0ppm,+/-2.5ppm,+/-3ppm,+/-5ppm,+/-10ppm |
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Vs. Aging |
+/-1.0ppm/ year at 25℃ |
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Vs. Voltage Change |
+/-0.3ppm for a+/-5% input voltage change |
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Vs. Load Change |
+/-0.3ppm for a+/-10% loading condition change |
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Vs. reflow ( SMD models only ) |
+/-1ppm .1 reflow and measured 24hours afterwards |
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Typical operating Temperature
Range ( examples) |
0℃ to +60℃ , 0℃ to +70℃ , -10℃ to +60℃ -20℃ to +70℃ -30℃ to +60℃ -30℃ to +75℃ +/-5ppm stability for -40℃ to +85℃ |
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Machanical Frequency Tuning |
+/-3ppm min (from built-in trimming capacitor ) |
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Power supply voltage |
+2.8 ~ +5.0 V |
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Rise Time and Fall Time |
TTL |
10 nano.sec. max.from 0.5V to 2.4V |
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HCMOS |
10 nano. Sec.max 20%~80% of waveform |
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Duty Cycle ( Symmetry) |
TTL |
50% +/-10% measured at +1.4VDC |
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HCMOS |
50% +/-10% measured at 50% VDD |
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Start-up Time |
10m.sec.max. |
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Enable/ Disable Option |
Enable/disable option is avniable for certain packages. |
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Current Consumption |
2mA ( Load) |
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Output Load |
10KΩ // 10pF |
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Storage Temperatuer |
-40℃ to +85℃ |
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Output wave form |
Square wave, Sine wave, Clipped sine wave/ TTL, HCMOS |
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Output Voltage |
0.8vp-p min |
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Phase Noise |
-125 dBc/ Hz Typical ( at 1.0 KHz) |
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Please confult for other specifications
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