2.5V &ꢀ3.3VꢀLV-PECLꢀOscillator
GXO-E31
Specifications
Variant
Option
Codes
Parameters
L
J
Frequency range:
40.0 ~ 60.0MHz (fundamental)
60.0 ~ 160MHz (3rd OT)
160.0 ~ 250MHz (inverted mesa)
Frequency stability*:
±100ppm
±50ppm
B
A
±25ppm (<170MHz)
3.20
±0.10
Operating temperature range:
-10 to +70°C
-40 to +85°C
I
2.50
±0.10
Storage temperature range:
1.10
(max)
-40 to +85°C
Supply voltage (VDD): +3.3V (±5%)
SOLDER PAD LAYOUT
+2.5V (±5%)
0.9 0.8
0.60
2
1
6
3
Supply current:
6
1
5
2
4
3
45mA max (40.0~170MHz)
50mA max (>170~250MHz)
1.60
0.80
0.70
1.10
5
4
Output:
Complementary LV-PECL
1.25 1.25
TOP VIEW
0.70
Test load:
RT = 50Ω
VTT = VDD-2.0V
PAD CONNECTION
Logic levels:
1
2
3
4
5
6
Enable / disable
Not connected
Ground
‘0’ level = VDD-1.81 ~ VDD-1.62
‘1’ level = VDD-1.025 ~ VDD-0.88
Output 1
Start up time:
Waveform symmetry:
10ms max
Output 2
Supply
45:55 max @ꢀ50%VP-P
Rise / fall time:
0.4ns max (20 ~ꢀ80%VP-P
)
Features
Enable / disable function:
Tristate (control via pad 1)
Complementary LV-PECL output
RMS phase jitter 0.3ps
Output enable / disable time:
10 ms / 200ns max
Stand-by current:
Phase jitter RMS:
10μA max
Multiplier-free design
Enable / disable tristate function
Designed for high speed data transfer
1ps max (0.3ps typ), 12kHz~20MHz
Standard. Optional - Please specify required code(s) when ordering
*ꢀFrequency stability is inclusive of calibration @ꢀ25°C, operating temperature range, supply
voltage change and load change.
Example Applications
Ordering Information
Product name +ꢀvariant + option codes (if any) + frequency
eg: GXO-E31L 156.250MHz 3.3V, ±100ppm -10+70°C
GXO-E31J/BI 125.0MHz 2.5V, ±50ppm -40+85°C
Networking - Gigabit ethernet etc
Storage - SAS, SATA etc
Telecomms - SONET, SDH etc
Computing
Option code X (eg GXO-E31L/X) denotes a custom spec.
Enable / Disable Function
Input (pad 1*)
Output 1 (pad 4)
Output 2 (pad 5)
Instrumentation
Open
‘1’ level (≥0.7VDD
‘0’ level (≤0.3VDD
Enabled
Enabled
High Impedance
Enabled
Enabled
High Impedance
)
)
*ꢀEnable / disable function can be on pad 2 on request.
Tel: +44 1460 256 100
Fax: +44 1460 256 101
E-mail: sales@golledge.com
Web: www.golledge.com
23 May 2014
