1 .8 V ~ 3 .3 V SM TCXO CMOS
GTXO-C3 1
Specifications
GTXO-C31G: 1.8V supply
GTXO-C31J: 2.5V supply
GTXO-C31L: 3.3V supply
Variant
J
Option
Codes
Parameters
G
L
Frequency range: 0.675 ~ 55.0MHz
3.20
±0.20
Calibration tolerance:
±0.5ppm @ +25°C ±2°C
2.50
±0.20
Temperature stability: ±3.0ppm
˿
˿
˿
K
J
±2.5ppm
1.00
±0.10
ACTUAL SIZE
Temperature range:
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
SOLDER PAD LAYOUT
1.00
0.80
1
4
2
3
4
1
3
2
1.10
1.10
1.00
Storage temperature range:
-40 to +125°C
1.20
1.30
1.30
TOP VIEW
Ageing:
±1.0ppm max first year
PAD CONNECTION
Supply voltage (VDD): +1.8V (±5%)
+2.5V (±5%)
1
2
3
4
Enable / disable
Ground
Output
Supply
+3.3V (±5%)
Supply current (mA):
<=10MHz
3.4
3.6
5.4
6.5
8.5
3.4
3.6
5.4
6.5
8.5
4.3
4.8
8.0
9.7
14.0
>10.0 ~ 20.0MHz
>20.0 ~ 30.0MHz
>30.0 ~ 40.0MHz
>40.0 ~ 55.0MHz
Scale 3:1
Features
Frequency vs supply voltage:
±0.2ppm,VDD ±5%
« Supply voltages from 1.8V ~ 3.3V
« Low power consumption
Driving ability:
15pF CMOS
Logic levels:‘0’ level = 10%VDD max
‘1’ level = 90%VDD min
« Enable / disable tristate function
« Low phase noise and jitter
« Excellent frequency stability
Waveform symmetry:
45:55 @ 50%V
DD
Rise / fall time:
5ns max
Frequency vs load:
±0.2ppm, ZL ±10%
Standard Frequencies
Enable / disable function:
Tristate (control via pad 1)
Standby current: 10µA max
Phase noise (typ):
Frequencies in MHz
5.00000
10.00000
12.00000
16.00000
20.00000
24.00000
32.00000
40.00000
44.00000
-145dBc/Hz @ 10kHz
Period jitter RMS: 3ps typ
Other frequencies available. Please consult our sales office.
Standard. ˿ Optional - Please specify required code(s) when ordering
Enable / Dis able Function
Ordering Information
Input (pad 1)
Output (pad 3)
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-C31G/KN 40.0MHz 1.8V supply, ±3.0ppm -20+70°C
Open
‘1’ level
‘0’ level
Enabled
Enabled
High Impedance
Option code X (eg GTXO-C31L/X) denotes a custom spec.
Tel: +44 1460 256 100
Fax: +44 1460 256 101
E-mail: sales@golledge.com
Web: www.golledge.com
09 Feb 2011