Datasheet

2.5V & 3.3V LV-PECL Oscillator
GXO-E31
Specifications
Variant
Parameters
J






±100ppm
±50ppm
±25ppm (<170MHz)






B
A
Operating temperature range:
-10 to +70°C
-40 to +85°C




I
Storage temperature range:
-40 to +85°C


Supply voltage (VDD):

Frequency range:
40.0 ~ 60.0MHz (fundamental)
60.0 ~ 160MHz (3rd OT)
160.0 ~ 250MHz (inverted mesa)
Frequency stability*:
3.20
±0.10
2.50
±0.10
1.10
(max)
SOLDER PAD LAYOUT
0.9 0.8
0.60


Output:
Complementary LV-PECL


RT = 50Ω
VTT = VDD-2.0V








10ms max


Waveform symmetry:
45:55 max @ 50%VP-P


Rise / fall time:
0.4ns max (20 ~ 80%VP-P)


Complementary LV-PECL output
Enable / disable function:
Tristate (control via pad 1)


RMS phase jitter 0.3ps
Output enable / disable time:
10 ms / 200ns max


Multiplier-free design
Stand-by current:


Enable / disable tristate function
Phase jitter RMS:
1ps max (0.3ps typ), 12kHz~20MHz


Designed for high speed data transfer
 Standard.  Optional - Please specify required code(s) when ordering
3
6
5
4
1
2
3
1.60
0.70
1.10
6
5
4
1.25 1.25
0.70
TOP VIEW
PAD
Test load:
CONNECTION
1
Enable / disable
2
Not connected
3
Ground
Logic levels:
‘0’ level = VDD-1.81 ~ VDD-1.62
‘1’ level = VDD-1.025 ~ VDD-0.88
4
Output 1
Start up time:
5
Output 2
6
Supply
Features
Example Applications








2
0.80





+3.3V (±5%)
+2.5V (±5%)
Supply current:
45mA max (40.0~170MHz)
50mA max (>170~250MHz)
1
Networking - Gigabit ethernet etc
Storage - SAS, SATA etc
10μA max
* Frequency stability is inclusive of calibration @ 25°C, operating temperature range, supply
voltage change and load change.
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
Option code X (eg GXO-E31L/X) denotes a custom spec.
Telecomms - SONET, SDH etc
Enable / Disable Function
Computing
Instrumentation
Input (pad 1*)
Output 1 (pad 4)
Output 2 (pad 5)
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
23 May 2014
Option
Codes
L
Fax: +44 1460 256 101
E-mail: [email protected]
Web: www.golledge.com
Product Information
GXO-E31
Construction


Ceramic body with gold-plated pads
Metal lid, seam sealed
Composition
This product is lead-free, and is fully compliant with
the RoHS directive 2002/95/EC
Packaging & Handling
Production quantities supplied on T&R, 2k pcs per reel.
Small quantities may be supplied on tape (no reel), or in bulk.
 Static sensitive product. Observe proper handling precautions
Soldering Profile
260°C ±5°C
10s max
°C
260
Marking
 Pin 1
Marking type: Laser
DC = Date code in YM, eg “DE” = May 2014
FREQUENCY DC
 PARTNO
A
B
C
D
E
F
G H
J
K
L M
Y
1
2
3
4
5
6
7
8
9
0
M Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
200
5°C/s max
100
5°C/s max
Tape & Reel Specification
2.0 2.0
0.25
1.75
1.0Ø 1.5Ø
Preheat
140~160°C
Heat
> 200°C
90s max
40s max
0
±0.05
200s max
5°
3.5
8.0
±0.2
±0.05
MARK
3.4
1.4
FEED
2.7
+1.0
8.0 -0.5
1.5
±0.3
120°
2.50
22Ø
13Ø
178Ø
60Ø
±1.0
±0.5
Not to scale. Dimensions in mm. Tolerances ±0.1mm unless otherwise stated.
Tel: +44 1460 256 100
23 May 2014
Fax: +44 1460 256 101
Slow
cooldown
E-mail: [email protected]
Web: www.golledge.com
Time