Datasheet

MAX2870
23.5MHz to 6000MHz Fractional/
Integer-N Synthesizer/VCO
Maxim Integrated cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim Integrated product. No circuit patent
licenses are implied. Maxim Integrated reserves the right to change the circuitry and specifications without notice at any time. The parametric values (min and
max limits) shown in the Electrical Characteristics table are guaranteed. Other parametric values quoted in this data sheet are provided for guidance.
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Revision History
REVISION
NUMBER
REVISION
DATE
DESCRIPTION
PAGES
CHANGED
0 4/12 Initial release —
1 7/12
Updated Int, Frac, Mod and R Counter Relationship section; updated formula in
VCO Autoselect (VAS) State Machine section, updated Table 8
13, 15, 20
2 11/12
Updated Applications section, Note 3, Typical Operating Characteristics Testing
Conditions Table, and Figure 1
1, 4, 7, 12
3 4/13
Updated AC Electrical Characteristics table; updated SPI Characteristics, Pin
Description, Fast-Lock, and VCO Autoselect State Machine sections. Replaced
Figure 2
3, 4, 11, 12, 14
4 8/13 Updated Fast-Lock Section and Digital I/O Characteristics table 4, 14
5 3/14
Updated the Four-Wire Serial Interface, MUX_OUT and Lock Detect, Register and Bit
Descriptions sections, and Table 9
12–16, 21