參數(shù)資料
型號(hào): AD7712
廠商: Analog Devices, Inc.
英文描述: Signal Conditioning ADC(LC2MOS信號(hào)調(diào)節(jié)A/D轉(zhuǎn)換器)
中文描述: 信號(hào)調(diào)理模數(shù)轉(zhuǎn)換器(LC2MOS信號(hào)調(diào)節(jié)的A / D轉(zhuǎn)換器)
文件頁數(shù): 5/28頁
文件大?。?/td> 242K
代理商: AD7712
2
–5–
REV. E
AD7712
TIMING CHARACTERISTICS
1, 2
Limit at T
MIN
, T
MAX
(A, S Versions)
Parameter
f
CLK IN4, 5
Units
Conditions/Comments
Master Clock Frequency: Crystal Oscillator or
Externally Supplied
AV
DD
= +5 V
±
5%
For Specified Performance
AV
DD
= +5.25 V to +10.5 V
Master Clock Input Low Time; t
CLK IN
= 1/f
CLK IN
Master Clock Input High Time
Digital Output Rise Time; Typically 20 ns
Digital Output Fall Time; Typically 20 ns
SYNC
Pulsewidth
400
10
8
0.4
×
t
CLK IN
0.4
×
t
CLK IN
50
50
1000
kHz min
MHz max
MHz
ns min
ns min
ns max
ns max
ns min
t
CLK IN LO
t
CLK IN HI
t
r6
t
f6
t
1
Self-Clocking Mode
t
2
t
3
t
4
t
5
t
6
t
77
t
87
0
0
2
×
t
CLK IN
0
4
×
t
CLK IN
+ 20
4
×
t
CLK IN
+ 20
t
CLK IN
/2
t
CLK IN
/2
+ 30
t
CLK IN
/2
3
×
t
CLK IN
/2
50
0
4
×
t
CLK IN
+ 20
4
×
t
CLK IN
0
10
ns min
ns min
ns min
ns min
ns max
ns max
ns min
ns max
ns nom
ns nom
ns min
ns min
ns max
ns min
ns min
ns min
DRDY
to
RFS
Setup Time; t
CLK IN
= 1/f
CLK IN
DRDY
to
RFS
Hold Time
A0 to
RFS
Setup Time
A0 to
RFS
Hold Time
RFS
Low to SCLK Falling Edge
Data Access Time (
RFS
Low to Data Valid)
SCLK Falling Edge to Data Valid Delay
t
9
t
10
t
14
t
15
t
16
t
17
t
18
t
19
SCLK High Pulsewidth
SCLK Low Pulsewidth
A0 to
TFS
Setup Time
A0 to
TFS
Hold Time
TFS
to SCLK Falling Edge Delay Time
TFS
to SCLK Falling Edge Hold Time
Data Valid to SCLK Setup Time
Data Valid to SCLK Hold Time
(DV
DD
= +5V
6
5%; AV
DD
= +5V or +10 V
3
6
5%; V
SS
= 0 V or –5 V
6
5%; AGND = DGND =
0 V; f
CLKIN
=10MHz; Input Logic 0 = 0 V, Logic 1 = DV
DD
unless otherwise noted.)
相關(guān)PDF資料
PDF描述
AD7713* LC2MOS Loop-Powered Signal Conditioning ADC
AD7713AN LC2MOS Loop-Powered Signal Conditioning ADC
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