參數(shù)資料
型號(hào): AD7684
廠商: Analog Devices, Inc.
英文描述: 16-Bit, 100 kSPS PulSAR Differential ADC in MSOP
中文描述: 16位,100 kSPS的PulSAR系列差分ADC,采用MSOP
文件頁(yè)數(shù): 5/16頁(yè)
文件大小: 452K
代理商: AD7684
AD7684
TIMING SPECIFICATIONS
VDD = 2.7 V to 5.5 V; T
A
= 40°C to +85°C, unless otherwise noted.
Table 5.
Parameter
Throughput Rate
CS Falling to DCLOCK Low
CS Falling to DCLOCK Rising
DCLOCK Falling to Data Remains Valid
CS Rising Edge to D
OUT
High Impedance
DCLOCK Falling to Data Valid
Acquisition Time
D
OUT
Fall Time
D
OUT
Rise Time
Rev. 0 | Page 5 of 16
Symbol
t
CYC
t
CSD
t
SUCS
t
HDO
t
DIS
t
EN
t
ACQ
t
F
t
R
Min
20
5
400
Typ
16
14
16
11
11
Max
100
0
100
50
25
25
Unit
kHz
μs
ns
ns
ns
ns
ns
ns
ns
0
D
OUT
DCLOCK
COMPLETE CYCLE
POWER DOWN
CS
D15 D14 D13 D12 D11 D10 D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
(MSB)
(LSB)
Hi-Z
0
Hi-Z
t
ACQ
t
DIS
0
1
4
5
t
HDO
t
EN
t
CSD
t
SUCS
t
CYC
NOTE:
A MINIMUM OF 22 CLOCK CYCLES ARE REQUIRED FOR 16-BIT CONVERSION. SHOWN ARE 24 CLOCK CYCLES.
D
OUT
GOES LOW ON THE DCLOCK FALLING EDGE FOLLOWING THE LSB READING.
Figure 2. Serial Interface Timing
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