Crystal Oscillator

Crystal Oscillator
Model Name NW19M12WA/B
Frequency Controlled Crystal Oscillator (FCXO)
Clock Generator Modules
■ Main Application
GSM (GPRS, EDGE), Communications equipment
■ Features
● Output frequency in sync with input frequency can be obtained.
● Lock status can be monitored with VCXO control voltage
monitor output used.
■ Specifications
Model
Item
NW19M12WA
NW19M12WB
Supply voltage [VCC] (V)
+3.3 ± 5 %
Current consumption (mA)
Max. 40
Max. 50
Operating temperature range (°C)
−10 to +75
Storage Temperature Range (°C)
−20 to +85
Input level (Vp-p)
0.5 to 2.0
Input reference frequency (MHz)
32.768
61.44
Input reference frequency stability
Max. 2.0 ×10−6
Input impedance (kΩ)
Min. 2.0
Output level
CMOS
Output frequency (MHz)
104
Symmetry (%)
Lock detect output
Phase noise
(@PLL Lock)
(dBc/Hz)
122.88
45 to 55 (1/2VCC, at 25 °C)
L : PLL out of lock, H : PLL in lock
Frequency
offset
10 Hz
Typ. −80
Typ. −75
100 Hz
Typ. −110
Typ. −97
1 kHz
Typ. −136
Typ. −129
10 kHz
Typ. −148
Typ. −147
100 kHz
Typ. −151
Typ. −150
■ List of Ordering Codes
Input reference frequency (MHz)
Output frequency (MHz)
Ordering Code
32.768
104.0
NW19M12WA-104M-NSA3435A
61.44
122.88
NW19M12WB-122.88M-NSA3435B
■ Phase noise (Example 104MHz)
■ Dimensions
mm
Phase Noise 10.00dB/Ref -20.00dBc/Hz
Carrier 103.999916MHz 11.3690dBm
12.9 r 0.2
-20.00
19.8 r 0.2
Terminal land connections
-40.00
Output
#1
Control Voltage Output
#8
#2
LD Output
#9
GND
#6
GND
#13
Fref IN
#7
GND
#14
VCC
-60.00
80.00
5.9 r 0.2
100.00
120.00
140.00
160.00
Land pattern (Typical)
15.24 r 0.1
15.24 r 0.1
10.16 r 0.1
#9 #8
1.00
11.8 r 0.1
#14 #13
#6 #7
1.6
#1 #2
180.00
1Hz
10.16 r 0.1
10Hz
100Hz
1kHz
10kHz
100kHz
1MHz
■ Phase Noise Measurement Block (104 MHz)
㧖1
2.5
1.3
OCXO
32.768 MHz
Fref IN
NW19M12WA
104 MHz
Output
Input
Signal
Source
Analyzer
DC Power Out 㧗3.3 V
Vcc
Vcc
An external power supply
*1 Use
NDK's
OCXOMHz
32.768MHz
㧖1 ᑷ␠
OCXO
32.768
ࠍ૶↪
fcxo04_111003_NW19M12WA/B_e