Crystal Oscillator
Model Name 7311S-DG
■
Main Application
For SONET-, SDH-, and GbEthernet-related equipment
Simple Packaged Crystal Oscillator (SPXO) 7300 Series
■
Features
● Low power supply voltage (3.3V)
● LVDS output level.
● Low phase jitter : Max. 1ps
● Compact with dimensions of 7.0 x 5.0 x 1.7 mm.
■
Specifications
Item
Model
Classification
7311S
DG-255R
DG-505X
DG-104X
62.5 to 220
+3.3 ± 10 %
100 (Pad #4 - #5)
Max. 60 (Typ. 43)
Max. 30
LVDS level (Complementary)
0 to +70
Max. ±25×10
−6
DG-505P
DG-104P
Nominal frequency range (MHz)
Supply voltage [V
CC
] (V)
Load resistance (Ω)
Current
consumption
Output level
Operating temperature range (°C)
Storage Temperature Range (°C)
Frequency tolerance
Symmetry (%)
Phase jitter [ RMS ] (ps)
Stand-by function [ Three-state ]
Number for specifying an order
NSA3344C
NSA3345C
Max. ±50 ×10
−6
During operation (mA)
During standby (μA)
0 to +85
−55 to +125
Max. ±100 ×10
−6
−40 to +85
Max. ±50 ×10
−6
Max. ±100 ×10
−6
45 to 55 (at 50% Waveform)
Max. 1 (12 kHz to 20 MHz)
Available
NSA3346C
NSA3345L
NSA3346L
■
Dimensions
7.0 ± 0.1
■
Standby Function Table (Three-state)
mm
Terminal land connections
#1
5.0 ± 0.1
#2
#3
#4
#5
#6
STAND-BY
N.C
GND
OUTPUT
OUTPUT
V
CC
#1 Input
Level H (V
IH
≥ 0.7 V
cc
)
or OPEN
Level L (V
IL
≤ 0.3 V
cc
)
#4 and #5 output
Oscillation output ON
High impedance
■
How to Specify an Order
When ordering our products, specify them with an “Ordering
Code” that consists of the following:
Model name
Frequency
(up to 8 digits)
Number for
specifying an order
–
M –
1.7 ± 0.2
Land pattern (Typical)
1.2 ± 0.1
#6
#5
#4
1.6
1.5
Example : When ordering +3.3 V,
Max. ±100×10
−6
/0 to 85 °C, 125 MHz
Ordering Code: 7311S-DG-104X-125M-NSA3346C
If you have any queries concerning our standard frequencies
and numbers for specifying orders, please contact our sales
representatives or visit our homepage (http://www.ndk.com/).
#1
#2
1.4 ± 0.1
#3
2.6 ± 0.1
3.9
#1
#6
#5
5.08 ± 0.1
#4
#2
2.54
#3
Cby=0.01 F
5.08
13A_0730_7311S-DG_e
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