austriamicrosystems AS5043 Посібник з експлуатації - Сторінка 4
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Друкувати сторінкуAS5043 10-BIT PROGRAMMABLE MAGNETIC ROTARY ENCODER
Adapter PCB Operation Manual
6 AS5043 Adapter PCB Schematic:
For normal operation, the only required external components are the buffer cap at VDD3V3 (C4) and the pull-down
resistor for CSn (R7; 0Ω....4k7).
The PCB operates at several power supply levels:
Power Supply options:
Supply
apply at
voltage
3,0....3,6V
VDD5V and VDD3V3
4,5....5,5V
VDD5V
7,5...20V
ext. voltage regulator
(pin 1, J2)
7,5...20V
ext. voltage regulator
(pin 1, J2)
*) if already installed, external voltage regulator can be left installed.
Figure 6: how to connect various power supply levels to the adapter PCB
Revision A.02, 04. Jul 06
Figure 5: AS5043 Adapter PCB schematic
ext. voltage regulator
IC2 or IC3
not required *)
not required *)
3.3V type, e.g. LE33C
(ST Micro)
5.0V type
e.g. 75L05
www.austriamicrosystems.com
digital I/O
remark
level
3.0....3.6V
short VDD5V and
VDD3V3
4.5....5.5V
3.3V
short VDD5V and
VDD3V3
5.0V
PCB delivery status
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