m2004-02 Holt Integrated Circuits, Inc., m2004-02 Datasheet - Page 3

• Manufacturer Part Number: m2004-02
• Description: Frequency Synthesizer
• Manufacturer: Holt Integrated Circuits, Inc.

LOOP FILTER
The M2004-02 requires the use of an external loop
filter via the provided filter pins. Due to the
differential design, the implementation requires two
identical RC filters as shown in Figure 2.
TABLE 1. RECOMMENDED LOOP FILTER VALUES
Micro Networks
Frequency
REF_CLK
19.44MHz
Micro Networks
An Integrated Circuit Systems Company
324 Clark Street
Frequency
622.0800MHz
VCSO
Worcester, MA 01606
FUNCTIONAL DESCRIPTION
M
32
N
1
622.0800MHz
tel: [phone]
FOUT
3
FIGURE 2
nOP_IN
OP_IN
Rloop
5kΩ
Rloop
Rloop
fax: [phone]
Cloop
1MF
Cloop
Cloop
nOP_OUT
OP_OUT
Preliminary Specifications
Rpost
20kΩ
Rpost
www.micronetworks.com
Rpost
M2004-02
Cpost
250pf
Cpost
Cpost
nVc
Vc