Transko Electronics, Inc. 3981 E. Miraloma Ave. CA 92806 USA
Tel: 714-528-8080 Fax: 714-528-8017 Website: www.transko.com E-mail: sales@transko.com
Transko Electronics, Inc. 3981 E. Miraloma Ave. Anaheim, CA 92806 USA
Tel: 714-528-8000 Fax: 714-528-8017 Website: www.transko.com E-mail: sales@transko.com
RoHS
Compliant
TXCS Series
Rev. 2: Jan. 2015
COSPAS-SARSAT BEACONS CERAMIC SMD TCXO (7.0 x 5.0 x 2.0mm)
FEATURES
Designed for Cospas-Sarsat Beacon application
Frequency stability ±0.20ppm
LVCMOS or Clipped sinewave output
Transko Electronics, Inc reserves the right to make changes to the product (s), service (s), and specification (s) described herein without notice. See “Terms of Sale” for details on our website.
■ SPECIFICATION
MODEL
TXCS-H(x) TXCS-P(x)
NOMINAL FREQUENCIES
10.000M, 12.688375M, 12.688656M, 12.688750M, 16.367M
FREQUENCY TOLERANCE @ 25°C
±0.5ppm max.
FREQUENCY
STABILITY
vs. TEMPERATURE RANGE
±0.2ppm max. reference to (F
MAX
+ F
MIN
)/2 @ -20°C ~ 55°C
vs. LOAD
±0.1ppm max.
vs. SUPPLY VOLTAGE
±0.1ppm max.
vs. ALLAN VARIANCE (tau=100ms)
±1.0ppb max.
OPERATING TEMPERATURE RANGE
(x) = A: -20°C ~ 55°C or (x) = B: -40°C ~ 55°C
STORAGE TEMPERATURE RANGE
-55°C ~ 125°C
SUPPLY VOLTAGE ±5%
3.3V
SUPPLY CURRENT
6.0mA max.
OUTPUT
LOGIC FAMILY
LVCMOS Clipped Sine wave
LOAD
15pF* 10KΩ//10pF*
LEVEL
10% / 90% V
CC
0.8Vp-p min.
SYMMETRY (DUTY CYCLE)
45% / 55% -
RISE AND FALL TIME (Tr/Tf)
8.0mS max. -
STAND-BY
VOLTAGE
ENABLE (V
IH
)
0.7 x V
CC
min.**
DISABLE (V
IL
)
0.3 x V
CC
max.
MEAN SLOPE
(dF/dt)
STEADY STATE CONDITIONS
±0.7ppb / minute max.
DURING AND 15MIN. AFTER VARIABLE
TEMP. CONDITION
±1.7ppb / minute max.
RESIDUAL dF FROM SLOPE
±1.0ppb max.
REFLOW SOLDERING
±1.0ppm max.
AGING
±1.0ppm max.
1
ST
YEAR
10 YEARS
±3.0ppm max.
PHASE NOISE
10Hz
-90dBc/Hz
100Hz
-115dBc/Hz
1kHz
-127dBc/Hz
10kHz
-137dBc/Hz
100kHz
-143dBc/Hz
Unit : mm
Pin Configuration
10 NC
1,2,3,6,7 Do Not Connect
4 GND
5 RF Output
8 En/disable
9 Supply, Vcc
Note: Consult factory for details
1.0
1.4
1.2
1.4
1.8
1.3
6.0
2.54
260°C
150 ±5°
Pre-heaing
<10 Sec <120 Sec
Soldering
■ PACKAGE DIMENSIONS
■ PACKAGE DIMENSIONS
Unit : mm
■ PACKAGE DIMENSIONS

-
1.9±0.2
BOTTOM
0.9
5
6
10
2.54
0.8
0.6
1
2
4
3
9
8 7
0.8
5.9
2.54
4.0
TOP
5.0±0.1
7.0±0.1
SIDE