IRMCF312 International Rectifier, IRMCF312 Datasheet - Page 16

• Manufacturer Part Number: IRMCF312
• Description: Dual Channel Sensorless PM Motor Control IC
• Manufacturer: International Rectifier

Specifications of IRMCF312

• Motion Control Description: Dual Channel Sensorless PM Motor Control IC
• Package: QFP100
• Moisture Sensitivity Level: MSL3

6.4
V
V
V
Note:
6.5
- OP amps for current sensing (IFBC+, IFBC-, IFBCO, IFBF+, IFBF-, IFBFO, IPFC+, IPFC-,
IPFCO)
C
V
V
V
V
C
R
OP
CMRR
I
I
Note:
SRC
SNK
AREF
IN
FDBK
PLLVDD
IL OSC
IH OSC
AVDD
OFFSET
I
OUTSW
Symbol
Symbol
(1) Data guaranteed by design.
(1) Data guaranteed by design.
GAINCL
= 1nF, C
PLL and Oscillator DC Characteristics
Analog I/O DC Characteristics
Supply Voltage
Oscillator Input Low
Voltage
Oscillator Input High
Voltage
Supply Voltage
Input Offset Voltage
Input Voltage Range
OP amp output
operating range
Input capacitance
OP amp feedback
resistor
Operating Close loop
Gain
Common Mode
Rejection Ratio
Op amp output source
current
Op amp output sink
current
MEXT
Parameter
Parameter
= 100nF. Unless specified, Ta = 25˚C.
Table 5. Analog I/O DC Characteristics
Table 4. PLL DC Characteristics
V
1.71 V
50 mV
V
1.62 V
80 db
5 kΩ
Min
PLLVDD
0 V
Min
PLLVSS
0.8*
(1)
-
-
-
-
-
100 μA
3.6 pF
1.8 V
80 db
1 mA
Typ
1.8 V
Typ
-
-
-
-
-
1.89 V
26 mV
V
V
20 kΩ
1.2 V
1.2 V
Max
1.92 V
Max
PLLVDD
PLLVDD
0.2*
-
-
-
-
-
Recommended
V
Recommended
V
(1)
Requested
between op amp
output and
negative input
(1)
(1)
V
(1)
V
(1)
Recommended
V
(1)
V
(1)
AVDD
AVDD
OUT
OUT
PLLVDD
PLLVDD
Condition
Condition
= 0.6 V
= 0.6 V
IRMCF312
= 1.8 V
= 1.8 V
= 1.8 V
= 1.8 V
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