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SDA 数据表(PDF) 5 Page - Exar Corporation

部件名 SDA
功能描述  Quad Channel Digital PWM/PFM Programmable Power Management System
PDF  29 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  EXAR [Exar Corporation]
网页  http://www.exar.com
标志 EXAR - Exar Corporation

SDA 数据表(HTML) 5 Page - Exar Corporation

  SDA Datasheet HTML 1Page - Exar Corporation SDA Datasheet HTML 2Page - Exar Corporation SDA Datasheet HTML 3Page - Exar Corporation SDA Datasheet HTML 4Page - Exar Corporation SDA Datasheet HTML 5Page - Exar Corporation SDA Datasheet HTML 6Page - Exar Corporation SDA Datasheet HTML 7Page - Exar Corporation SDA Datasheet HTML 8Page - Exar Corporation SDA Datasheet HTML 9Page - Exar Corporation Next Button
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background image
X
XR
RP
P7
77
72
24
4
Q
Qu
ua
ad
d C
Ch
ha
an
nn
ne
ell D
Diig
giitta
all P
PW
WM
M/
/P
PF
FM
M
P
Prro
og
grra
am
mm
ma
ab
blle
e P
Po
ow
we
err M
Ma
an
na
ag
ge
em
me
en
ntt S
Sy
ys
stte
em
m
© 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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