550HJ644M531DG Silicon Labs, 550HJ644M531DG Datasheet - Page 11
![no-image](/images/no-image-200.jpg)
550HJ644M531DG
Manufacturer Part Number
550HJ644M531DG
Description
VCXO Oscillators SNGL XCVO 6PIN 7mm x 5mm
Manufacturer
Silicon Labs
Series
550r
Datasheet
1.550FH200M000DG.pdf
(14 pages)
Specifications of 550HJ644M531DG
Product Category
VCXO Oscillators
Rohs
yes
Package / Case
7 mm x 5 mm
Frequency
644.531 MHz
Frequency Stability
20 PPM
Supply Voltage
2.5 V
Termination Style
SMD/SMT
Dimensions
5 mm W x 7 mm L x 1.65 mm H
Minimum Operating Temperature
- 40 C
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Product
VCXO
Supply Voltage - Max
2.75 V
Supply Voltage - Min
2.25 V
5. 6-Pin PCB Land Pattern
Figure 3 illustrates the 6-pin PCB land pattern for the Si550. Table 12 lists the values for the dimensions shown in
the illustration.
Notes:
Dimension
1. Dimensioning and tolerancing per the ANSI Y14.5M-1994 specification.
2. Land pattern design based on IPC-7351 guidelines.
3. All dimensions shown are at maximum material condition (MMC).
4. Controlling dimension is in millimeters (mm).
GD
GE
VD
VE
ZD
D2
E2
ZE
X
Y
e
Table 12. PCB Land Pattern Dimensions (mm)
Figure 3. Si550 PCB Land Pattern
0.84
2.00
Min
—
—
Rev. 1.0
2.54 BSC
5.08 REF
4.15 REF
8.20 REF
7.30 REF
1.70 TYP
2.15 REF
Max
6.78
6.30
—
—
Si550
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