IRMCK371 International Rectifier, IRMCK371 Datasheet - Page 17

• Manufacturer Part Number: IRMCK371
• Description: A high performance OTP based motion control IC designed primarily for appliance applications.
• Manufacturer: International Rectifier

Specifications of IRMCK371

• Package: QFP48

www.irf.com
7.2
Unless specified, Ta = 25˚C.
T
T
Note:
7.3
- OP amps for current sensing (IFB+, IFB-, IFBO)
Unless specified, Ta = 25˚C.
OP
OP
T
Note:
CONV
HOLD
SET
Symbol
Symbol
SR
IMP
(1) Data guaranteed by design.
(1) Data guaranteed by design.
Analog to Digital Converter AC Characteristics
Op Amp AC Characteristics
Conversion time
Sample/Hold
maximum hold time
OP amp slew rate
OP input impedance
Settling time
Table 10. Current Sensing OP amp Amp AC Characteristics
Parameter
Parameter
Input Voltage
Figure 8 Voltage droop of sample and hold
Table 9. A/D Converter AC Characteristics
Voltage droop
t
SAMPLE
Min
Min
-
-
-
-
-
T
HOLD
17
10 V/μsec
400 ns
10
Typ
Typ
-
-
8
Ω
S/H Voltage
2.05 μsec
10 μsec
Max
Max
-
-
-
Voltage droop ≤
15 LSB
(see figure below)
V
= 33 pF
(1)
V
= 33 pF
© 2007 International Rectifier
(1)
AVDD
AVDD
Condition
Condition
= 1.8 V, CL
= 1.8 V, CL
IRMCK371
(1)
(1)