參數(shù)資料
型號: DAC714U
英文描述: 16-Bit DIGITAL-TO-ANALOG CONVERTER With Serial Data Interface
中文描述: 16位數(shù)字至模擬轉換器與串行數(shù)據(jù)接口
文件頁數(shù): 4/14頁
文件大小: 127K
代理商: DAC714U
4
DAC714
CLK
A
0
SDI
Serial Data Input
MSB First
Latch Data
In D/A Latch
A
1
t
A0H
D
0
D
14
D
15
t
A1S
t
A1H
t
DH
t
DS
t
A0S
t
CLK
t
CH
t
CL
CLK
A
0
SDO
Serial Data
Out
t
A0S
t
A0H
D
0
D
14
Clear
D
15
t
CLK
t
CH
t
CL
CLR
t
DSOP
t
CP
t
DSOP
TIMING SPECIFICATIONS
T
A
= –40
°
C to +85
°
C, +V
CC
= +12V or +15V, –V
CC
= –12V or –15V.
SYMBOL
PARAMETER
MIN
MAX
UNITS
t
CLK
t
CL
t
CH
t
A0S
t
A1S
t
AOH
t
A1H
t
DS
t
DH
t
DSOP
CP
Data Clock Period
Clock LOW
Clock HIGH
Setup Time for A
0
Setup Time for A
1
Hold Time for A
0
Hold Time for A
Setup Time for DATA
Hold Time for DATA
Output Propagation Delay
Clear Pulsewidth
100
50
50
50
50
0
0
50
10
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
140
200
A
0
A
1
CLK
CLR
DESCRIPTION
0
1
1
0
1
1
Shift Serial Data into SDI
1
0
1
0
1
1
Load D/A Latch
1
1
1
0
1
1
No Change
0
0
1
0
1
1
Two Wire Operation
(1)
X
X
1
1
No Change
X
X
X
0
Reset D/A Latch
NOTES: X = Don’t Care. (1) All digital input changes will appear at the
output.
TRUTH TABLE
TIMING DIAGRAMS
Serial Data In
Serial Data Out
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