Temperature Compensated
Crystal Oscillators KT16 Series
FEATURES
• Minimture SMD type
(7.0a±.2.0a1.8ꢀꢀ)
• Frequency mdjustꢀent free
• AFC function mvmilmble
• 2.7V, 3.0V, 3.3V
drive mvmilmble
mfter reflow soldering process • Frequency Stmbility =
±2ppꢀ mt 30 to +80°C
APPLICATIONS
• PDC, GSM, CDMA, TDMA
DIMENSIONS
millimeters (inches)
HOW TO ORDER
7.0 (0.276) 0.3 (0.012)
KT16 - D C V 30 L - 19.680M
T
Marking Area
Packaging
5.2 (0.205)
0.3 (0.012)
T = Tmpe mnd reel 4,000 pcs/reel
#1 pin mark
Frequency (MHz)
12.800 14.8±0 19.440
19.680
19.800
13.000 16.800
14.400 19.200
1.8 (0.071) max
AFC Function
Pin Configuration
5.08 (0.200)
V = Yes
CON
V
➀
GND/CASE GND
Supply Voltage
➁
➂
➃
1.0 (0.039)
3.2 (0.126)
1
2
28 = 2.8V, 30 = 3.0V
OUTPUT
+Vcc
Upper Operating Temp.
V = 80°C, T = 70°C, R = 60°C
4
3
Lower Operating Temp.
1.0 (0.039)
C = -30°C, G = -10°C, E = -20°C
Frequency Stability
K = ±±ppꢀ, E = ±2.±ppꢀ,
D = ±2.0ppꢀ
1.2 (0.047)
0.4 (0.016)
Series
TEST CIRCUIT
Test Circuit 1 (Amplitude)
Test Circuit 2 (Harmonics and Frequency)
A
A
Spectrum
Analyzer
Synchronized
Scope Counter
POWER
SUPPLY
Vcc
POWER
4
3
4
3
100kΩ
100kΩ
V
V
OSCILLATOR
SUPPLY
Vcc
OSCILLATOR
1
2
1
2
C1
10pF
5%
10kΩ
10kΩ
Vcon or N.C.
Vcon or N.C.
5%
5%
SPECIFICATIONS
Items
Specifications
Cellular
Code
Unit
Remarks
2.7
3.0
3.3
Supply Voltage
VCC
V
—
26.000
19.680
13.000
19.440
14.400
12.800
MHz
—
Output Frequency
fo
Operating Temperature
Storage Temperature
Topr
Tstg
-30 to +80
-40 to +8±
±2.0 ꢀma.
±2.± ꢀma.
±0.2 ꢀma.
±0.3 ꢀma.
±1.0 ꢀma.
0.8 ꢀin.
1.± ꢀma.
—
±8.0 to ±1±
-3.0 ꢀma.
°C
°C
—
—
ppꢀ
vs teꢀpermture (mfter reflow)
Frequency Stability
ꢀf/fo
ppꢀ
ppꢀ
ppꢀ/yemr
Vp-p
ꢀA
ppꢀ
ppꢀ
dBc
vs lomd
vs voltmge
2±°C±2°C
Aging Rate
Aging
Vout
Icc
ꢀf/C
ꢀf/V
—
Output Voltage
Supply Current
Trimmer Control Range
Voltage Control Range
Harmonics
lomd 10kΩ/10pF
—
—
—
—
41