KT1612A52000ECW18TAA 数据手册
Issued Date : 16. Feb. 2012
Issued No. : R1104-12010-011
Messrs : Broadcom
RoHS Compliant
Temperature Compensated Crystal Oscillator
( TCXO )
KT1612A52000ECW18TAA
Technical Specification
KYOCERA KINSEKI Corporation
(1/5)
Revision History
Revision
No.
1
Revision
Date
Revision Content and reason
16. Feb. 2012 The first edition
KYOCERA KINSEKI
Prepared
By
Approved
By
M.Ando
R.Sasagawa
(2/5)
TCXO KT1612A Parts Number
KT1612A52000ECW18TAA
A : Product Specification Code
52000 : Nominal Frequency
E : Freq. Stability vs Temp +/-2.5ppm
C : Bottom Temperature Limit -30deg.C
W : Upper Temperature Limit +85deg.C
18 : Power Supply Voltage 1.8V
T : TCXO
TCXO KT1612A Electrical Characteristics
Ta= -30deg.C to +85deg.C, Vcc=1.8V, Load=10pF//10kohm
Symbol
Item
Condition
Specification
Unit
1.8+/-0.1
V
Vcc
Power Supply Voltage
F0
Nominal Frequency
52.000000
MHz
Topr
Operating Temperature
-30 to +85
deg.C
Tstg
Storage Temperature
-40 to +85
deg.C
Vout
Icc
Output Voltage
Load:10pF/10Kohm
0.8(min)
V
Power Supply Current
Load:10pF/10Kohm
2.0(max)
mA
10(max)
uA
+/-2.0
ppm
Ta=25+/-2deg.C
+/-2.5
ppm
ref:Ta=25+/-2deg.C
+/-0.2
ppm
+/-0.1
ppm
Shutdown Current
f0
Remarks
Frequency Tolerance
Preset Frequency and
Ta=-30 to 85deg.C
DC Bias
shift after Twice Reflow
df/F
Frequency Stability
vs Temp -30 to +85deg.C
vs Load 10pF+/-10%
10Kohm+/-10%
vs Vcc=1.8 +/-0.1V
dfag
Frequency Aging Rate
Ta=25+/-2deg.C
---
Harmonics
3rd
---
SSB Carrier Noise
---
Enable/Disable
+/-1.0
ppm/Y
-8(max)
dBc
@1kHz offset
-125(max)
dBc/Hz
@10kHz offset
-141(max)
dBc/Hz
@100kHz offset
-150(max)
dBc/Hz
@1MHz offset
-153(max)
dBc/Hz
Enable-Active Hi
80%Vcc(min)
Disable-Active Low
20%Vcc(max)
V
KYOCERA KINSEKI
One Year
Ta=25+/-2deg.C
(3/5)
KT1612A Dimension, Pin Connections
& Recommended Land Pattern
Note : This dimension is subject to change before mass production because this
product is under development.
1.70+/-0.06
0.21
#3
1.30+/-0.06
#4
Unit : ( mm )
Marking
#2
0.45
0.4
0.45
0.7 Max
#1
0.4
0.9
Note1
Co-planarity : 60um Max
Note2
Electrode : Mo + Ni 1.5 to 8.89um
+ Au 0.3 to 1.0um
Pin No.
Pin Layout
#1
Enable / Disable
#2
GND
#3
Output
#4
Vcc
0.4
0.55
0.4
0.55
Land Pattern (Reference)
0.5
0.9
0.5
KYOCERA KINSEKI
(4/5)
KT1612A Recommended Circuit
※1
Bypass Capacitor and DC-Blocking Capacitor do not build in
this Parts. So, Bypass Capacitor and DC-Blocking Capacitor are ※2
attached outside and please use it. And these Capacitors should be
placed as close as possible to the pin (No.3 and No.4).
Vcc
※2
Output
※2
※1:0.01μF
※1:0.01μF
#3
#4
TCXO top view
#1
#2
Enable / Disable
GND
KT1612A Recommended Reflow Soldering Condition
(Lead Free Version)
Temp.(deg.C)
300
Soldering Zone
260 +0/-10deg.C
10sec max
250
230deg.C
200
Pre Heating Zone
180+0/-10deg.C
150
120sec max
100
50
normal temperature
0
Heating Time(sec)
KYOCERA KINSEKI
40sec max
(5/5)
KT1612A Caution to handle
1. Touch the solder iron at 260+/-5deg.C onto the leads for 10+/-2sec max or
touch the solder at 350+/-5deg.C onto the leads for 3+/-0.5sec max.
2. In the customer’s reflow process, if it will remain some mechanical stress at
the soldering terminals, also make some cracks on the soldering termination.
Some cracks will cause open or short circuit and cause of thermal increasing
or smoking. Don’t make any excess mechanical stress to soldering points.
3. In case of giving a heavy shock to the products, it make an open or short
circuit and cause of thermal increasing or smoking. To avoid heavy shock
impact applying to products is strictly required.
4. Moisture Sensitivity Level
MSL=1
KYOCERA KINSEKI
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