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SDA Scheda tecnica(PDF) 5 Page - Exar Corporation

Il numero della parte SDA
Spiegazioni elettronici  Quad Channel Digital PWM/PFM Programmable Power Management System
PDF  29 Pages
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Produttore elettronici  EXAR [Exar Corporation]
Homepage  http://www.exar.com
Logo EXAR - Exar Corporation

SDA Scheda tecnica(HTML) 5 Page - Exar Corporation

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© 2012 Exar Corporation
5/29
Rev. 1.0.1
PWM GENERATORS AND OSCILLATOR
Parameter
Min.
Typ.
Max.
Units
Conditions
Switching Frequency (fsw)
Range
105
1230
kHz
Steps defined in table
fsw Accuracy
–5
5
%
CLOCK IN
Synchronization Frequency
20
25.7
31
MHz
When synchronizing to an external clock
(Range 1)
CLOCK IN
Synchronization Frequency
10
12.8
15.5
MHz
When synchronizing to an external clock
(Range 2)
GPIOS5
Parameter
Min.
Typ.
Max.
Units
Conditions
Input Pin Low Level
0.8
V
Input Pin High Level
2.0
V
Input Pin Leakage Current
1
µA
Output Pin Low Level
0.4
V
ISINK = 1mA
Output Pin High Level
2.4
V
ISOURCE = 1mA
Output Pin High Level
3.3
3.6
V
ISOURCE = 0mA
Output Pin High-Z leakage
Current (GPIO pins only)
10
µA
Maximum Sink Current
1
mA
Open Drain Mode
I/O Frequency
30
MHz
Note 5: 3.3V CMOS logic compatible, 5V tolerant.
PSIOS6
Parameter
Min.
Typ.
Max.
Units
Conditions
Input Pin Low Level
0.8
V
Input Pin High Level
2.0
V
Input Pin Leakage Current
1
µA
Output Pin Low Level
0.4
V
ISINK = 3mA
Output Pin High Level
15
V
Open Drain. External pull-up resistor to
user supply
Output Pin High-Z leakage
Current (PSIO pins only)
10
µA
I/O Frequency
5
MHz
Note 6: 3.3V/5.0V CMOS logic compatible, maximum rating of 15.0V



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