參數(shù)資料
型號: AD7952BSTZ
廠商: Analog Devices Inc
文件頁數(shù): 21/32頁
文件大?。?/td> 0K
描述: IC ADC 14BIT DIFF 1MSPS 48-LQFP
標(biāo)準(zhǔn)包裝: 1
系列: PulSAR®
位數(shù): 14
采樣率(每秒): 1M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 260mW
電壓電源: 模擬和數(shù)字,雙 ±
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 48-LQFP
供應(yīng)商設(shè)備封裝: 48-LQFP(7x7)
包裝: 托盤
輸入數(shù)目和類型: 1 個(gè)差分,雙極
AD7952
Data Sheet
Rev. A | Page 28 of 32
External Clock Data Read After/During Conversion
It is also possible to begin to read data after conversion and
continue to read the last bits after a new conversion is initiated.
This method allows the full throughput and the use of a
slower SDCLK frequency. Again, it is recommended to use a
discontinuous SDCLK whenever possible to minimize potential
incorrect bit decisions. For the different modes, the use of a
slower SDCLK, such as 20 MHz in warp mode, 15 MHz in
normal mode, and 13 MHz in impulse mode can be used.
SDIN
SDOUT
D0
1
2
3
13
14
BUSY
EXT/INT = 1 INVSCLK = 0
CS
SDCLK
4
D2
D1
15
16
SER/PAR = 1
RD = 0
12
D13
D12
D11
X13
X12
17
X0
X2
X1
X13
X12
X11
Y13
Y12
t31
X*
t32
t16
t33
t34
t37
t35
t36
*A DISCONTINUOUS SDCLK IS RECOMMENDED.
06
58
9-
0
42
Figure 43. Slave Serial Data Timing for Reading (Read After Convert)
SDOUT
D0
12
3
BUSY
EXT/INT = 1
INVSCLK = 0
CS
SDCLK
13
D1
SER/PAR = 1
RD = 0
14
D13
D12
t31
t32
t16
t37
t35
t36
CNVST
X*
t27
*A DISCONTINUOUS SDCLK IS RECOMMENDED.
DATA = SDIN
06
58
9-
04
3
Figure 44. Slave Serial Data Timing for Reading (Read Previous Conversion During Convert)
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