AKD8126 Datasheet, PDF (3/5 Pages) Asahi Kasei Microsystems – Evaluation Board

AKD8126
The brand name
of AKEMD’s IC’s
5. DIPSW
5.1. Mode selection (C / D / OFF)
Modulation mode is selected by setting this switch.
L
M
H
Table 5.1. Modulation mode setting
C / D / OFF
Mode
L
Down spread
M
Spread off
H
Center spread
5.2. Operation clock frequency range selection (FR1 / FR0)
Operation frequency range is selected by setting this switch.
L
H
FR1 FR0
Table 5.2. Operation clock frequency setting
FR1
FR0
Input frequency range
Output frequency range
L
L
16-32MHz
16-32MHz(1x)
L
H
32-64MHz
32-64MHz(1x)
H
L
64-128MHz
64-128MHz(1x)
H
H
16-32MHz
64-128MHz(4x)
Note: AK8126 outputs a input frequency x 4, when FR1/FR0=”HH” is selected.
5.3. Modulation ratio selection
Modulation ratio is selected by setting this switch.
L
FR1
H
L
FR0
H
Table 5.3. Modulation ratio setting
S1
S0
Center spread
C / D / OFF = ”H”
L
L
±0.5%
L
H
±0.25%
H
L
±1.0%
H
H
±1.5%
Down spread
C / D / OFF = ”L”
-1.0%
-0.5%
-2.0%
-3.0%
6. Quartz oscillator foot pattern
EPSON TOYOCOM (MA-406) or 49 lead type quartz oscillator is mountable.
Jan-08
AKD0548-E-00
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