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DS1085L Datasheet, PDF (6/21 Pages) Maxim Integrated Products – 3.3V EconOscillator Frequency Synthesizer
Table 6. FREQUENCY vs. OFFSET
DS1085LZ-5
OFFSET
FREQUENCY
RANGE
OS - 10
—
OS - 9
—
OS - 8
—
OS - 7
—
OS - 6
30.7 to 35.8
OS - 5
33.3 to 38.4
OS - 4
35.8 to 41.0
OS - 3
38.4 to 43.5
OS - 2
41.0 to 46.1
OS - 1
43.5 to 48.6
OS*
46.1 to 51.2
OS + 1
48.6 to 53.8
OS + 2
51.2 to 56.3
OS + 3
53.8 to 58.9
OS + 4
56.3 to 61.4
OS + 5
58.9 to 64.0
OS + 6
61.4 to 66.6
DS1085LZ-12
FREQUENCY
RANGE
—
—
—
—
25.6 to 38.4
28.8 to 41.6
32.0 to 44.8
35.2 to 48.0
38.4 to 51.2
41.6 to 54.4
44.8 to 57.6
48.0 to 60.8
51.2 to 64.0
54.4 to 67.2
57.6 to 70.4
60.8 to 73.6
64.0 to 76.8
DS1085LZ-25
FREQUENCY
RANGE
—
—
—
—
19.2 to 44.8
22.4 to 48.0
25.6 to 51.2
28.8 to 54.4
32.0 to 57.6
35.2 to 60.8
38.4 to 64.0
41.6 to 67.2
44.8 to 70.4
48.0 to 73.6
51.2 to 76.8
54.4 to 80.0
57.6 to 83.2
DS1085L
*OS is the OFFSET default setting. OS is the integer value of the five MSBs of RANGE register.
These ranges include values outside the oscillator range of 33MHz to 66MHz. When using these ranges,
values of DAC must be chosen to keep the oscillator within range. Correct operation of the device is not
guaranteed outside the range 33MHz to 66MHz.
MUX WORD (Address 02h)
The MUX word controls several functions. Its bits are organized as follows:
MSB
LSB MSB
NAME * PDN1 PDN0 SEL0 EN0 0M1 0M0 1M1 1M0
Default
Setting
0
0
0
1
1
0
0
0
0
* This bit must be set to zero.
X = Don’t care.
LSB
DIV1 – – – – – –
0 XXXXXX
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