Datasheet

2.5V ~ 3.3V SM TCXO CMOS
GTXO-C31
Specifications
GTXO-C31J: 2.5V supply
GTXO-C31K: 2.8V supply
GTXO-C31L: 3.3V supply
Variant
Parameters
K
L
4.0 ~ 54.0MHz



Calibration tolerance:
±0.5ppm @ +25°C ±2°C



±3.0ppm
±2.5ppm






K
J
0 to +50°C
-10 to +60°C
-20 to +70°C
-30 to +75°C
-40 to +85°C















R
C
N
S
I
Storage temperature range:
-40 to +125°C



Ageing:



Frequency range:
3.20
±0.20
2.50
±0.20
Temperature stability:
1.00
±0.10
Temperature range:
SOLDER PAD LAYOUT
1.00
1
0.80
2
4
3
1.10
1
2
1.10
1.00
4
3
1.20
1.30
1.30
TOP VIEW
PAD
Enable / disable
2
Ground
3
Output
4
Supply
Features





±1.0ppm max first year
+2.5V (±5%)
+2.8V (±5%)
+3.3V (±5%)

Supply current (mA): 4.0 ~ 10MHz
>10.0 ~ 20.0MHz
>20.0 ~ 30.0MHz
>30.0 ~ 40.0MHz
>40.0 ~ 54.0MHz
3.1
3.7
4.2
4.6
5.5
3.4
4.1
4.7
5.2
6.0
4.0
4.8
5.5
6.0
7.0
Frequency vs supply voltage:
±0.2ppm, VDD ±5%



Driving ability:
15pF CMOS



Logic levels: ‘0’ level = 10%VDD max
‘1’ level = 90%VDD min






Waveform symmetry:
45:55 @ 50%VDD



5ns max



Frequency vs load:
±0.2ppm, ZL ±10%



Enable / disable function:
Tristate (control via pad 1)



Standby current:
10μA max



Phase noise (typ):
-145dBc/Hz @ 10kHz



Period jitter RMS:



Supply voltage (VDD):
CONNECTION
1
Supply voltages from 2.5V ~ 3.3V
Low power consumption
Enable / disable tristate function
Low phase noise and jitter
Rise / fall time:
Excellent frequency stability
Enable / Disable Function
Input (pad 1)
Output (pad 3)
Open
‘1’ level
‘0’ level
Enabled
Enabled
High Impedance
Option
Codes
J
3ps typ


 Standard.  Optional - Please specify required code(s) when ordering
Ordering Information
Product name + variant + option codes + frequency
Option codes must be included to properly specify a model.
eg: GTXO-C31L/JS 24.00MHz 3.3V supply, ±2.5ppm -30+75°C
GTXO-C31K/KN 40.0MHz 2.8V supply, ±3.0ppm -20+70°C
Option code X (eg GTXO-C31L/X) denotes a custom spec.
Tel: +44 1460 256 100
25 Jan 2012
Fax: +44 1460 256 101
E-mail: sales@golledge.com
Web: www.golledge.com
Product Information
GTXO-C31
Construction


Ceramic body with gold-plated pads
Metal lid, seam sealed
Composition
RoHS
This product is lead-free, and is fully compliant with
the RoHS directive 2002/95/EC
Pb
LeadFree
2002/95/EC
Packaging & Handling
Production quantities supplied on T&vR, 1k pcs per reel.
Small quantities may be supplied on tape (no reel), or in bulk.

 Static sensitive product. Observe proper handling precautions
Soldering Profile
260°C ±5°C
10s max
°C
260
Marking
Marking type: Laser
DC = Date code in YM, eg “AB” = Feb 2011
S
DC
FREQUENCY
A
B
C
D
E
F
G H
J
K
L M
Y
1
2
3
4
5
6
7
8
9
0
M Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
200
5°C/s max
100
5°C/s max
Tape & Reel Specification
2.0
2.0
0.25
1.75
1.0Ø 1.5Ø
Preheat
140~160°C
Heat
> 200°C
90s max
40s max
0
±0.05
200s max
5°
3.5
8.0
±0.2
±0.05
MARK
3.4
1.4
Solder resistance: 260°C x 10 secs x 2.
FEED
2.7
8.0 +1.0
-0.5
1.5
±0.3
120°
2.50
22Ø
178Ø
13Ø
±1.0
60Ø
±0.5
Not to scale. Dimensions in mm. Tolerances ±0.1mm unless otherwise stated
Tel: +44 1460 256 100
09 Feb 2011
Fax: +44 1460 256 101
Slow
cooldown
E-mail: sales@golledge.com
Web: www.golledge.com
Time