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RAA3064002GFP/RAA3064003GFP
MCU
Timer output pin
Serial interface pin
Serial interface pin
Serial interface pin
Serial interface pin
VDD
R
General-purpose
port output pin
ADC input pin
ADC input pin
R
ADC input pin
C
R
ADC input pin
C
R
R
Timer output
pin
C
C
R
Timer output
pin
Timer input pin
R
R
Timer output pin
C
C
Timer output pin
Timer output pin
Figure 2.2 Example of the System Configuration with a Current-Detection Type Resolver Sensor,
R03UZ0002EJ0120 Rev.1.20
Apr 05, 2021
This IC
Control block
CLK
SDO
SDI
SPI
SCLK
CS#
RESET#
Reset
I1OUT
I2OUT
Monitoring
MNTOUT
circuit
CARRIER
C
Resolver signal detection block
COUT
Waveform
shaping circuit
CC
C
PWMINA
PWMINB
Filter 1
Filter 2
R
C
C
C
R
R
a Multiple Feedback Second-Order High-Pass Filter 1, and
a Multiple-Feedback First-Order Band-Pass Filter 2
Shunt current
amplification
circuit
Resolver actuator
Constant-
current
excitation
circuit
Phase
Synthesizer
adjustment
circuit
circuit A
Correction
circuit
Phase
adjustment
circuit B
R
R
R
C
C
C
C
R
2. Circuit Configuration
EV
DD
C
EV
SS
AV
DD
C
AV
SS
IOV
DD
C
IOV
SS
REGC
C
Reference
R
I2INP
voltage
I1INP
C
Reference
I2INN
voltage
R
I1INN
C
R
C
R
C
EXCFBN
EXCOUT1
C
R
EXCFBP
EXCOUT2
0°+
XAP
0°-
Differential
XAN
amplifier A
R
R
XBP
Differential
amplifier B
XBN
R
R
5-V power
source
VDD
M
90°+ 180°+ 270°+
90°-
180°- 270°-
Current-detection type
resolver sensor
Page 9 of 52
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