參數(shù)資料
型號(hào): AAT4291IJS-1-T1
廠商: Advanced Analogic Technologies, Inc.
英文描述: I/O Expander Load Switches with Serial Control
中文描述: I / O擴(kuò)展的串行控制負(fù)荷開(kāi)關(guān)
文件頁(yè)數(shù): 11/12頁(yè)
文件大?。?/td> 231K
代理商: AAT4291IJS-1-T1
Applications Circuits
Figure 1: GPIO I/O Expander
(condense five GPIO control lines to one).
Figure 2: RGB LED Control
(eliminates three discrete MOSFET switches).
V
BATTERY
10
μ
F
1
μ
F
10
μ
F
R
R
R
G
R
B
B
R
G
ON/OFF
CLOCK
VIN
VOUT
C+
C-
GND
GND
IN
OUT1
OUT2
OUT3
EN/SET
SHDN
R/G/B LED
AAT3110IJS-5.0
SC70JW8: 2x2mm
AAT4291IJS
SC70JW8: 2x2mm
Function 1
Function 2
Function 3
Function 4
Function 5
System
μ
Controller
GPIO 1
V
SUPPLY
1.8 to 5.5V
GPIO 2
GPIO 3
GPIO 4
GPIO 5
EN 1
EN 2
EN 3
EN 4
EN 5
GPIO 2
to
GPIO 5
are now free for
other uses
EN/SET
IN
OUT1
OUT2
OUT3
OUT4
OUT5
AAT4290
AAT4290/4291
I/O Expander Load Switches with Serial Control
4290.2005.01.1.0
11
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