TCXO - Custom Engineered
Specifications
GTXO-435
GTXO-435H: HCMOS output
PHOTO NOT AVAILABLE
GTXO-435T: TTL output
Variant
H
1.0 ~ 35.0MHz
T
Option
Codes
Parameters
Frequency range:
20.70
(max)
PIN
13.00
(max)
1
7
8
14
CONNECTION
Not connected or
Control voltage
Driving ability:
15pF HCMOS / 2 TTL
50pF HCMOS / 10 TTL
Logic levels:
‘0’ = +0.5V max, ‘1’ = +4.5V min
‘0’ = +0.4V max, ‘1’ = +2.4V min
Rise / fall time:
10ns max
Ground
Output
Supply
0.80
0.47Ø
8.50
(max)
VARIABLE RESISTOR TRIMMING
(OPTION R)
1
10k
7
1
14
7
8
7.62
Waveform symmetry:
40:60 max @ 2.5V
40:60 max @ 1.4V
Frequency stability:
±2.0ppm
±1.5ppm
±1.0ppm
±0.5ppm
0 to +50°C
-10 to +60°C
-20 to +70°C
-30 to +85°C
H
G
F
E
R
C
N
W
Temperature range:
15.24
Scale 1:1
Features
Storage temperature range:
-40 to +85°C
Frequency vs supply voltage:
±0.1ppm / V max
Ageing:
±1.0ppm max per year
Supply voltage (V
DD
):
+5.0V (±5%)
+5.0V ~ 13V (±5%)
Supply current:
20mA max (<20.0MHz)
30mA max (20.0~35.0MHz)
Frequency adjustment:
None
±3ppm min by internal trimmer
±5ppm, 2.5V ±2.5V
±5ppm by variable resistor
Standard.
Optional - Please specify required code(s) when ordering
N
I
V
R
specify
➠
➠
➠
➠
Wide frequency range
Compact DIL package
Industry standard pin-out
Custom options available
Frequency Stability
The table shows option codes for the available combinations of
frequency stability (in ppm) and temperature range. Some
combinations may not be available at certain frequencies.
±2.0
-30 to +85°C
-20 to +70°C
-10 to +60°C
0 to +50°C
HW
HN
HC
HR
±1.5
GW
GN
GC
GR
±1.0
-
FN
FC
FR
±0.5
-
-
-
ER
Ordering Information
Product name + variant + option codes + frequency
eg:
GTXO-435H/GNN 44.7360MHz
±1.5ppm -20+70°C, no adjust
GTXO-435T/FRI 19.440MHz
±1.0ppm 0+50°C, internal trimmer
Option code X (eg GTXO-435H/X) denotes a custom spec.
Tel:
+44 1460 256 100
10 Jul 2001
Fax:
+44 1460 256 101
E-mail:
sales@golledge.com
Web:
www.golledge.com
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