OBSOLETE - DO NOT USE
2 .7 V ~ 5 .0 V SM TCXO Clipped Sine
GTXO-8 1
Specifications
GTXO-81T: TCXO, no frequency adjustment
GTXO-81V: TCXO with VC frequency adjustment
Variant
Option
Codes
Parameters
T
V
Frequency range: 10.0 ~ 40.0MHz
Frequency stability:
±3.0ppm
±2.5ppm
±2.0ppm
±1.5ppm
˿
˿
˿
˿
˿
˿
K
J
H
G
5.00
±0.20
3.20
±0.20
Temperature range:
0 to +50°C
-10 to +60°C
-20 to +70°C
-30 to +75°C
˿
˿
˿
˿
˿
˿
R
C
N
S
1.50
±0.10
ACTUAL SIZE
Storage temperature range:
-40 to +85°C
SOLDER PAD LAYOUT
1.12
1.00
4
3
1
2
3
Frequency vs supply voltage:
±0.2ppm,VDD ±5%
1.60
1.40 min
1.00
0.72
4
1
2
Ageing:
±1.0ppm max first year
2.60
1.50 2.30 1.50
TOP VIEW
Supply voltage (VDD):
+2.7V ~ +5.0V
(see note below)
PAD CONNECTION
Ground or
1
Freq adjustment
Supply current:
2.0mA max
2
3
4
Ground
Output
Supply
Output waveform:
Clipped sine, 0.8V p-p
10k⏲ // 10pF
3ms max
Scale 3:1
Test load:
Start up time:
Features
Frequency adjustment:
None
±8ppm min, +1.5 ±1.0V
« Supply voltages from 2.7V ~ 5.0V
« Low power consumption
« Miniature SM package
Phase noise: -50dBc/Hz typ @ 1Hz
-80dBc/Hz typ @ 10Hz
-125dBc/Hz typ @ 1kHz
-140dBc/Hz typ @ 100kHz
Stability 24hrs after reflow:
« Excellent frequency stability
±1.0ppm max
Preset frequency:
Standard Frequencies
±0.5ppm / +25°C ±2°C
Frequencies in MHz
Standard. ˿ Optional - Please specify required code(s) when ordering
12.80000
13.00000
14.40000
15.00000
15.36000
16.00000
16.38400
19.20000
19.44000
19.68000
26.00000
Ordering Information
Product name + variant + option codes + frequency
Option codes must be included to properly specify a model.
eg: GTXO-81V/JS 13.00MHz ±2.5ppm -30+75C,TCXO with VC
GTXO-81T/HN 14.40MHz ±2.0ppm -20+70C,TCXO no VC
Option code X (eg GTXO-81V/X) denotes a custom spec.
ͷ Available on T&R - 1k pcs per reel.
ͷ Will operate within specification on any supply voltage from +2.7V
to +5.0V.
WARNING!
ͷ Although this product does not contain lead, it is NOT designed to
withstand 260C soldering processes
ͷ See GTXO-83 for a drop-in replacement
Tel: +44 1460 256 100
Fax: +44 1460 256 101
E-mail: sales@golledge.com
Web: www.golledge.com
01 May 2009