參數(shù)資料
型號: AD7274BRMZ-REEL
廠商: Analog Devices Inc
文件頁數(shù): 17/29頁
文件大?。?/td> 0K
描述: IC ADC 12BIT 3MSPS HS LP 8MSOP
標準包裝: 3,000
位數(shù): 12
采樣率(每秒): 3M
數(shù)據(jù)接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
轉換器數(shù)目: 1
功率耗散(最大): 18mW
電壓電源: 單電源
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 8-TSSOP,8-MSOP(0.118",3.00mm 寬)
供應商設備封裝: 8-MSOP
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 1 個單端,單極
AD7273/AD7274
Rev. 0 | Page 23 of 28
MICROPROCESSOR INTERFACING
AD7273/AD7274 to ADSP-BF53x
The ADSP-BF53x family of DSPs interfaces directly to the
AD7273/AD7274 without requiring glue logic. The SPORT0
Receive Configuration 1 register should be set up as outlined in
AD7273/
AD72741
ADSP-BF53x1
SCLK
RCLK0
SPORT0
DR0PRI
RFS0
DT0
DOUT
CS
DIN
1ADDITIONAL PINS OMITTED FOR CLARITY
04973-039
Figure 39. Interfacing to the ADSP-BF53x
Table 8. The SPORT0 Receive Configuration 1 Register
(SPORT0_RCR1)
Setting
Description
RCKFE = 1
Sample data with falling edge of RSCLK
LRFS = 1
Active low frame signal
RFSR = 1
Frame every word
IRFS = 1
Internal RFS used
RLSBIT = 0
Receive MSB first
RDTYPE = 00
Zero fill
IRCLK = 1
Internal receive clock
RSPEN = 1
Receive enabled
SLEN = 1111
16-bit data-word (or can be set to 1101 for a
14-bit data-word)
TFSR = RFSR = 1
To implement the power-down modes, set SLEN to 1001 to
issue an 8-bit SCLK burst.
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