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零件编号
产品描述 (功能)
CXA1875 查看數據表(PDF) - Sony Semiconductor
零件编号
产品描述 (功能)
生产厂家
CXA1875
8-bit D/A Converter Compatible with I2C Bus
Sony Semiconductor
CXA1875 Datasheet PDF : 10 Pages
1
2
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4
5
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7
8
9
10
CXA1875AP/AM
Pin Description
No. Symbol
1
SW1
2
SW0
9
SW2
10
SW3
14
SDA
15
SCL
Equivalent circuit
V
CC
150
4.5k
Description
I/O pin for general purpose I/O port
V
IL
max: 1.5 V
V
IH
min: 3 V
V
OL
max: 0.4 V
SDA I/O pin for I
2
C bus
3
DAC4
4
DAC3
5
DAC2
6
DAC1
7
DAC0
V
CC
V
CC
56
22k
20k
20k
D/A converter output pin
8
GND
11 SAD0
12 SAD1
13 SAD2
16
V
CC
V
CC
150
V
CC
4.5k
GND pin
Slave address input pin
Input at positive logic
V
IL
max: 1.5 V
V
IH
min: 3 V
Power supply pin
Electrical Characteristics
(Ta=25 °C, V
CC
=5 V)
D/A Converter Block
No.
Item
Test
Symbol
circuit
Test contents
1 Circuit current
I
CC
1 DAC 0 to 4=127
Min. Typ. Max. Unit
6 9 12 mA
Differential
2
DLE
linearity
Minimum output
3
Vmin
voltage
Maximum
4
output voltage
Vmax
5 Output current Iout
Output
6
Z
0
impedance
V(DAC0 to 4=n+1)–V(DAC0 to 4=N)
×
128–1
1
V(DAC0 to 4=191)–V(DAC0 to 4=63)
–1 0 +1 LSB
n=0 to 127
1
DAC 0 to 4=0
0.1 0.4 0.7 V
1
DAC 0 to 4=255
Current that can be flowed from Pins 3
2
to 7
V(–1 mA) –V(1 mA)
2
DAC 0 to 4=127,
2 mA
—3—
4.3 4.6 4.9 V
–1
+1 mA
0 3 6
Ω
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