參數(shù)資料
型號: MAX518
廠商: Maxim Integrated Products, Inc.
英文描述: 2-Wire Serial 8-Bit DACs with Rail-to-Rail Outputs(單通道,串行,電壓輸出,8位D/A轉(zhuǎn)換器)
中文描述: 2線接口、串行、8位DAC,滿擺幅輸出
文件頁數(shù): 10/16頁
文件大?。?/td> 224K
代理商: MAX518
M
2-Wire S erial 8-Bit DACs with
Rail-to-Rail Outputs
10
______________________________________________________________________________________
( )
SDA
0
START
CONDITION
ADDRESS BYTE
ACK
1
0
1
or
AD3
1
or
AD2AD1AD0 0
0
0
0
0
0
0
0
0 0 0
0
1
1
1
1
1
1
1
1
STOP
CONDITION
COMMAND BYTE
(ADDRESSING DAC0)
ACK
OUTPUT BYTE
(FULL SCALE)
DAC0 INPUT LATCH
ACK
DAC0 GOES TOFULL SCALE.
( )
Figure 8a. Setting One DAC Output (MAX517/MAX518/MAX519)
( )
SDA
SDA
0
START
CONDITION
ADDRESS BYTE
ACK
ACK
1
0
1
or
AD3
1
or
AD2AD1AD0 0
0
0
0
0
0
0
0
0 0 0
1
1
1
1
1
1
1 1
0
0
0
0
0
0
0
0 0
0
1
1
1
1
1
1
1
1
1
STOP
CONDITION
OUTPUT BYTE
(FULL SCALE)
SET TOFULL SCALE
COMMAND BYTE
(ADDRESSING DAC0)
ACK
OUTPUT BYTE
(FULL SCALE)
ACK
COMMAND BYTE
(ADDRESSING DAC1)
ACK
DAC0 AND DAC1 GOTOFULL SCALE.
DAC0 INPUT LATCH
SET TOFULL SCALE
( )
DAC1 INPUT LATCH
Figure 8b. Setting Both DAC Outputs (MAX518/MAX519)
SDA
0
START
CONDITION
ADDRESS BYTE
ACK
1
0
1
or
AD3
1
or
AD2AD1AD0 0
0
0
0 0 0 0 1
(PD)
(PD)
1
STOP
CONDITION
COMMAND BYTE
ACK
DEVICE ENTERS
POWER-DOWN STATE
( )
SDA
0
START
CONDITION
ADDRESS BYTE
ACK
1
0
1
or
AD3
1
or
AD2AD1AD0 0 0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
STOP
COMMAND BYTE
(ADDRESSING DAC0)
ACK
OUTPUT BYTE
(FULL SCALE)
DAC0 INPUT LATCH
SET TOFULL SCALE.
ACK
(a)
(b)
DEVICE ENTERS POWER-DOWN STATE.
DAC0 OUTPUT LATCH SET TOFULL SCALE.
NOTE: X = DONT CARE
X X X
X X
( )( )
Figure 9. Entering the Power-Down State
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