參數(shù)資料
型號(hào): AD5570WRS
廠商: Analog Devices Inc
文件頁(yè)數(shù): 10/24頁(yè)
文件大?。?/td> 0K
描述: IC DAC 16BIT SRL-IN/VOUT 16-SSOP
產(chǎn)品培訓(xùn)模塊: Data Converter Fundamentals
DAC Architectures
標(biāo)準(zhǔn)包裝: 1
設(shè)置時(shí)間: 12µs
位數(shù): 16
數(shù)據(jù)接口: 串行
轉(zhuǎn)換器數(shù)目: 1
電壓電源: 雙 ±
功率耗散(最大): 150mW
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 16-SSOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 16-SSOP
包裝: 管件
輸出數(shù)目和類型: 1 電壓,雙極
采樣率(每秒): 83k
AD5570
Rev. C | Page 18 of 24
Readback
The AD5570 allows the data contained in the DAC register to
be read back, if required. As with daisy chaining, an external
pull-up resistor of ~5 kΩ on SDO is required. The data in the
DAC register is available on SDO on the falling edges of SCLK
when SYNC is low. On the 16th SCLK edge, SDO is updated to
repeat SDIN with a delay of 16 clock cycles.
To read back the contents of the DAC register without writing
to the part, take SYNC low while LDAC is held high.
Daisy-chaining readback is also possible through the SDO pin
of the last device in the DAC chain because the DAC data passes
through the DAC chain with the appropriate latency.
68HC11*
MISO
SYNC
SDIN
SCLK
MOSI
SCK
PC7
PC6
LDAC
SDO
SYNC
SCLK
LDAC
SDO
SYNC
SCLK
LDAC
SDO
SDIN
*ADDITIONAL PINS OMITTED FOR CLARITY.
AD5570*
VLOGIC
R
03
76
0-
0
13
Figure 38. Daisy-Chaining Using the AD5570
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