參數(shù)資料
型號(hào)： MB88141A
廠商： Fujitsu Limited
英文描述： D/A Converter for Digital Tuning (Compatible with I2C Bus)
中文描述： D / A轉(zhuǎn)換為數(shù)字調(diào)諧（兼容I2C總線）
文件頁(yè)數(shù)： 4/22頁(yè)
文件大小： 279K
代理商： MB88141A
MB88141A
4
I
PIN DESCRIPTION
*1: The MOD and CS0-CS2 pins should be used with fixed level input.
*2: When using the I/O expander function together with the D/A converter function, take care that D/A converter
output precision is within a range that will not affect overall system operation.
Pin no.
Symbol
Circuit Type
I/O
Description
21
SDA
C
I/O
I
2
C bus data input/output pin (hysteresis input).
Outputs the acknowledge signal.
20
SCL
B
I
I
2
C bus shift clock input pin (hysteresis input) .
19
MOD
A
I
D/A converter and I/O expander mode switching pin. *
1,
*
2
Input “L” to operate as a D/A converter, “H” to operate as I/O
expander and D/A converter.
16
17
18
CS0
CS1
CS2
A
I
These pins set the lower 3 bits of the slave address. *
1
This allows up to eight MB88141A chips to be used on the same
bus line.
1
2
3
4
AO1
AO2
AO3
AO4
D
O
8-bit D/A outputs with OP Amp. *
2
5
6
7
8
9
10
11
12
AO5/D7
AO6/D6
AO7/D5
AO8/D4
AO9/D3
AO10/D2
AO11/D1
AO12/D0
E
I/O
8-bit D/A outputs with OP Amp. *
2
In I/O expander operation, these pins function as parallel data in-
put/output pins.
13
VCC
Power supply
Power supply pin for digital circuits and OP Amp.
24
GND
GND
GND pin for digital circuits and OP Amp.
22
VDD1
Power supply
Reference power supply pin for D/A converter (H) . AO1 to AO4.
23
VSS1
Power supply
Reference power supply pin for D/A converter (L) . AO1 to AO4.
15
VDD2
Power supply
Reference power supply pin for D/A converter (H) . AO5 to AO12.
14
VSS2
Power supply
Reference power supply pin for D/A converter (L) . AO5 to AO12.
相關(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MB88141AP 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:D/A Converter for Digital Tuning (Compatible with I2C Bus)
MB88141APF 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:D/A Converter for Digital Tuning (Compatible with I2C Bus)
MB88141APFV 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:D/A Converter for Digital Tuning (Compatible with I2C Bus)
MB88141APFV-G-BND(E1) 制造商:Fujitsu 功能描述:
MB88141P 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:D/A Converter for Digital Tuning (With Built-in OP Amp and I/O Expander)
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