VCXO - Complementary ECL/PECL VHF Range
Specifications
GVXO-37N: Negative supply
GVXO-37P: Positive supply
GVXO-37
Parameters
Frequency range:
12.0 ~ 170MHz
20.60
(max)
CONNECTION
PAD
14.00
(max)
1
6
7
18.50
(max)
1.00
5.00
(max)
8
9
14
Variant N
Control voltage
Enable / disable
Ground
Output 1
Output 2
Supply (-ve)
Variant P
Control voltage
Enable / disable
Ground
Output 1
Output 2
Supply (+ve)
Variant
N
P
Option
Codes
Voltage control (V
CTL
):
+2.5V ±2.0V, 10% linearity, +ve slope
Frequency pullability:
±100ppm min
Other
Frequency stability*:
±50ppm max
Other
specify
specify
Operating temperature range:
-10 to +70°C
Storage temperature range:
-40 to +85°C
Supply voltage:
-5.2V (±5%)
+5.0V (±5%)
80mA max
1.73
1
14
1.73
6
9
15.24
7
8
2.54
1.91
3.05
14
9 8
2.54
12.45
1
15.24
TOP VIEW
6 7
Supply current:
Output:
Scale 1:1
Test load:
Logic levels:
Complementary ECL
Complementary PECL
R
TT
( )
V
TT
(V)
0 level (V max)
1 level (V min)
50
-2.0
-1.60
-1.02
50
+3.0
+3.4
+3.9
Features
«
«
«
«
«
Fundamental mode crystal up to 50MHz
Complementary ECL or PECL outputs
Fast rise / fall times
Enable / disable tristate function
Metal SM package with glass epoxy base
Waveform symmetry:
40:60 max @ 50%V
P-P
Start up time:
10ms max
Rise / fall time:
0.5ns max (20% ~ 80%V
P-P
)
Enable / disable function:
Control via pad 6
Soldering condition:
Reflow, 240°C max
Standard.
Optional - Please specify required code(s) when ordering
Enable / Disable Function
Input (pad 6) *
Open
1 level V
IH
0 level V
IL
Output 1 (pad 8)
Active
High (1)
Active
-1.60V,1 level = V
IH
+3.40V,1 level = V
IH
Output 2 (pad 9)
Active
Low (0)
Active
-1.02V
+3.9V
* Frequency stability is inclusive of calibration @ 25°C, operating temperature range, supply
voltage change, load change and ageing, with V
CTL
= 2.5V
Ordering Information
Product name + variant + frequency
eg:
GVXO-37N 77.76MHz
-5.2V supply
Option code X (eg GVXO-37P/X) denotes a combination of
values not listed above.
Available on T&R - 500pcs per reel. Refer to our website for details.
Some combinations of stability/pullability are not available
* Note: GVXO-37N: 0 level = V
IL
GVXO-37P: 0 level = V
IL
Tel:
+44 1460 256 100
23 Aug 2002
Fax:
+44 1460 256 101
E-mail:
sales@golledge.com
Web:
www.golledge.com
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