Temperature Compensated
Crystal Oscillators KT14 Series
FEATURES
• Low profile SMD type
(9.0a7.0a1.7ꢀꢀ)
• AFC function mvmilmble
• 2.8, 3.0, 3.3V drive mvmilmble
• Frequency mdjustꢀent free mfter reflow soldering process
APPLICATIONS
• PHS, PDC, GSM, DCS1800, AMPS, CDMA, D-AMPS,
PCS1900, etc.
DIMENSIONS
millimeters (inches)
HOW TO ORDER
KT14 - E G R 28 N - 19.200M
9.0 (0.354) 0.3 (0.012)
T
Marking
Packaging
7.0 (0.276)
0.3 (0.012)
T = Tmpe mnd reel 2,000 pcs/reel
Frequency (MHz)
FREQ. ADJ.
#1pin Mark
12.8000 14.8±0 19.440
19.680
19.800
13.000 16.800
14.400 19.200
1.7 (0.067)
max
AFC Function
N = No, L = Yes (Triꢀꢀerless)
5.08 (0.200)
0.15 (0.006)
Pin Configuration
1.2 (0.047)
0.1 (0.004)
Supply Voltage
CON
N. C. or V
➀
➁
➂
➃
1
2
28 = 2.8V, 30 = 3.0V
GND
4.6 (0.181)
Upper Operating Temp.
OUTPUT
V = 80°C, T = 70°C, R = 60°C
+Vcc
4
3
Lower Operating Temp.
1.2 (0.047)
0.1 (0.004)
C = -30°C, G = -10°C, E = -20°C
1.4 (0.055)
0.5 (0.020)
Frequency Stability
K = ±±ppꢀ, E = ±2.±ppꢀ,
D = ±2.0ppꢀ
Series
TEST CIRCUIT
Test Circuit 1 (Amplitude)
Test Circuit 2 (Harmonics and Frequency)
A
A
Synchronized
Scope Counter
Spectrum Analyzer
4
3
POWER
SUPPLY
Vcc
POWER
SUPPLY
Vcc
4
3
V
OSCILLATOR
1
V
100KΩ
OSCILLATOR
2
1
2
C1
10pF
10KΩ
10KΩ
Vcon or N.C.
Vcon or N.C.
C1 : Probe Capacitance(10.8pF)
SPECIFICATIONS
Items
Specifications
Code
PHS
Cellular
Unit
Remarks
2.8±±5
3.0±±5
3.3±±5
Supply Voltage
VCC
2.8±±5
V
—
12.800 13.000 14.000
14.8±0 16.800
19.200 19.440
19.680 19.800
-30 to +80
MHz
—
Output Frequency
fo
19.200
Operating Temperature
Storage Temperature
Topr
Tstr
-10 to 60
-20 to 70
°C
°C
—
—
-40 to 8±
±2.0 ꢀma.
±2.± ꢀma.
±2.± ꢀma.
ppꢀ
vs teꢀpermture (mfter reflow)
ꢀf/fo
Frequency Stability
±0.2 ꢀma.
ppꢀ
ppꢀ
ppꢀ/yemr
Vp-p
ꢀA
vs lomd
vs voltmge
1 yemr
±0.3 ꢀma.
±1.0 ꢀma.
0.8 ꢀin.
Aging Rate
Aging
Vout
Icc
ꢀf/C
ꢀf/V
—
Output Voltage
Supply Current
Trimmer Control Range
Voltage Control Range
Harmonics
lomd 10kΩ/10pF
no lomd
2.0 ꢀma.
±3.0 ꢀin.
—
—
ppꢀ
ppꢀ
dBc
—
ea: ±4.0 to ±8.0
1.±V±1V, 2.±V±1V
—
-3.0 ꢀma.
40