Crystal Oscillator
Temperature-Compensated Crystal Oscillator with AFC Function (VC-TCXO) NT2520S Series
Model Name NT2520SA
Main Application
n
For mobile phones, etc.
Features
n
l Supports low power supply voltage. (Supports DC +2.4 0.1 V to +3.4 V 5ꢁ.)
l Ultra-compact and light with a height, cubic volume, and weight of 0.8 mm max.,
3
0.0035 cm , and 0.013 g, respectively.
l With an AFC (Automatic Frequency Control) function.
l Low power consumption.
l A surface-mount crystal oscillator. (Reflow soldering is possible.)
l Lead-free. Meets the requirements for re-flow profiling using lead-free solder.
Pb
Free
Specifications
n
Model
• Frequency setting conditions
NT2520SA
13 to 26MHz
Item
1. Frequencies are set at normal temperatures (+25 2°C).
2. Frequencies are set with a printed board that has a
ground pattern attached to the underside of an oscillator.
• If you require a product with a different frequency, power
supply voltage, frequency control characteristic, etc. to the
standard specifications, please contact us with your
enquiries.
Standard nominal
frequency (MHz)
+2.8V DC
10kΩ//10pF
Power supply voltage
Load
Consumption current
Output level
1.5mA max
0.8V(P-P) min (DC superimposition *1)
• Products with the AFC (Automatic Frequency Control)
function are available. If you require such a product, please
contact us.
–6
2.5ꢀ10 max
Frequency / temperature
characteristic
–30 to +75°C
Power supply variation
characteristics
Load variation characteristics
Aging
–6
0.2ꢀ10 max/+2.8V 5ꢁ
*1. A DC-cut capacitor is not embedded in this crystal
oscillator. Connect a DC-cut capacitor (1,000 pF) to the
line-out terminal of the oscillator.
–6
0.2ꢀ10 max /(10kΩ//10pF) 10ꢁ
–6
1.0ꢀ10 max/year
*2. This is a representative specification. The specifications
may change according to the frequency that you request.
–6
–6
9.0ꢀ10 to 15.0ꢀ10 /+1.4V 1V *2
Frequency control characteristics
Dimensions
List of Ordering Codes
n
n
Frequency
(MHz)
mm
Ordering Code
13
19.2
26
NT2520SA-13M-NSA3400B
NT2520SA-19.2M-NSA3400B
NT2520SA-26M-NSA3400B
2.5 0.2
#4
PAD No.
#1
Connection
#3
VCONT
GND
OUTPUT
#2
#3
#4
The above frequencies are NDK’ s standard frequencies.
Frequencies other than the above are available.
Feel free to contact our sales representatives.
CC
V
#1
#2
Reference land pattern
2.1
1.45 0.2
#1
0.375 0.375
#2
(0.2ꢀ0.2)
#3
#4
0.45 0.1
co09_071108_NT2520SA_e1