15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com
PARAMETERS
CONDITIONS
ECS-TXO-2520
UNITS
MIN
TYP
MAX
Frequency Range
3.200
55.000
MHz
Frequency Stability
Tolerance at +25°C
± 2.0
ppm
Vs. Temp (-40 ~ +85°C)
± 2.5
ppm
Voltage Change Vdd ±5%
±0.2
ppm
Load Change (±10%)
±0.2
ppm
Aging
Per year @ +25°C
±1.0
ppm
Supply Voltage (Vdd)
Specify in P/N
+2.5, +2.8, +3.3 ±10%
V DC
Standby Current
10
µA
Output
HCMOS
15
pF
Output voltage Level
VOL:10%Vdd max./VOH:90%Vdd min.V DC
Rise & Fall time
10%Vdd – 90%Vdd
5
ns
Duty Cycle
@ ½ Vdd
45/55
%
Phase Noise
@ 10 KHz offset
-145
dBc/Hz
ECS - SERIES
FREQUENCY
ABBREVIATION
STABILITY TEMP RANGE
PACKAGING
Tri State Function
Pin 1
Output
High or NC
Active
Low
Disable Hi-Z
PAD CONNECTIONS
1
Tri-state
2
Gnd
3
Output
4
Vdd
FREQ.
3.2~ 10 MHz
10.1~ 20 MHz
20.1~ 30 MHz
30.1~ 40 MHz
40.1 ~55 MHz
+2.5V
3.1
3.7
4.2
4.6
5.5
+2.8V
3.4
4.1
4.7
5.2
6.0
+3.3V
4.0
4.8
5.5
6.0
7.0
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
The sub miniature ECS-TXO-2520 is a miniatue SMD HCMOS
TCXO. The 2.5 x 2.0 x 0.9 mm ceramic package is ideal for LoRa
WAN and wireless IoT applications where stability is critical.
ECX-2520 SMD HCMOS TCXO
ECS-TXO-2520
SMD HCMOS TCXO
DIMENSIONS (mm)
Figure 2) Suggested Land Pattern
Figure 1) Top, Side, and Bottom views
TXO-2520
2.5 x 2.0 mm TCXO
• Low Profile
• 2.5 x 2.0 mm Footprint
• Extended Temp Range
• RoHS Compliant
25 = +2.5V
28= +2.8V
33 = +3.3V
160 = 16.000 MHz
See Developed
Frequencies Pg.2
PART NUMBERING GUIDE: Example ECS-TXO-2520-33-160-AN-TR
* A = ±2.5 ppm
B = ± 1.5 ppm
C = ± 1.0 ppm
L = -10 ~ +70°C
M = -30 ~ +70°C
* N = -40 ~ +85°C
TR = Tape
& Reel
1K/Reel
Request a Sample
Rev.2017
* Standard specification, contact ECS for custom Options
CURRENT CONSUMPTION , mA Max.
15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com
FREQUENCY MHz
CODE
5.000
050
10.000
100
12.000
120
16.000
160
20.000
200
24.000
240
25.000
250
32.000
320
40.000
400
44.000
440
SOLDER PROFILE
Peak solder Temp +260°C Max 10 sec Max.
2 Cycles Max.
MSL 1, Lead Finish Au
FREQUENCY ABBREVIATIONS
POCKET TAPE DIMENSIONS (mm)
ECS-TXO-2520
SMD HCMOS TCXO
Figure 1) Suggested Reflow Profile
