1.8V ~ 3.3V SMꢀTCXO Clipped Sine
GTXO-91
Specifications
GTXO-91T: TCXO, no frequency adjustment
GTXO-91V:ꢀTCXO with VC frequency adjustment
Variant
Option
Codes
Parameters
T
V
Frequency range:
8.0 ~ 52.0MHz
Frequency stability:
±2.5ppm
±2.0ppm
±1.5ppm
±1.0ppm
±0.5ppm
J
H
G
F
3.20
±0.15
E
2.50
±0.15
Temperature range:
-20 to +70°C
-30 to +75°C
-40 to +85°C
N
S
I
0.90
±0.10
SOLDER PAD LAYOUT
Storage temperature range:
-40 to +85°C
1.00
4
1
3
2
0.95
0.95
2
3
1
4
Frequency vs supply voltage:
±0.2ppm, VDD ±5%
1.00
0.80
Ageing:
±1.0ppm max first year
1.20
1.20
1.20
TOP VIEW
Supply voltage (VDD): +1.8V
G
+2.3V ~ꢀ+3.3V (see note 1)
Supply current (max):
PAD CONNECTION
Ground or
1
Freq adjustment
2
3
4
Ground
Output
Supply
1.5mA (8.0 ~ꢀ26.0MHz)
2.0mA (26.0 ~ꢀ32.0MHz)
2.5mA (32.0 ~ꢀ52.0MHz)
Output waveform:
Clipped sine, 0.8V p-p
(see note 2)
Features
Test load:
Start up time:
Frequency adjustment:
±8ppm min, +1.5 ±1.0V
±8ppm min, +0.9 ±0.9V (VDD=1.8V)
10k // 10pF
Ideally suited for wirelessꢀapplications
Supply voltage from 1.8V ~ꢀ3.3V
2.5ms max
None
Excellent frequency stability over -40 ~ +85°C
Excellent phase noise
Phase noise (typ @ꢀ20.0MHz):
-90dBc/Hz @ꢀ10Hz
-119dBc/Hz @ꢀ100Hz
-139dBc/Hz @ꢀ1kHz
-151dBc/Hz @ꢀ10kHz
-153dBc/Hz @ꢀ100kHz
Industry standard 3225ꢀpackage
Stability 1hour after reflow:
±1.0ppm max
Preset frequency:
±0.5ppm / +25°C ±2°C
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-91V/GI 13.00MHz ±1.5ppm -40+85°C, TCXO with VC
GTXO-91T/ESG 14.40MHz ±0.5ppm -30+75°C, TCXO no VC, 1.8V
Option code X (eg GTXO-91V/X) denotes a custom spec.
1:ꢀWill operate within specification on any supply voltage from +2.3V
to +3.3V.
2:ꢀThe output is not DC-free. A coupling capacitor (10nF) may be
required.
Tel: +44 1460 256 100
Fax: +44 1460 256 101
E-mail: sales@golledge.com
Web: www.golledge.com
06 Feb 2014