DOUTA D<" />
參數(shù)資料
型號(hào): AD7866BRUZ-REEL
廠商: Analog Devices Inc
文件頁(yè)數(shù): 9/24頁(yè)
文件大?。?/td> 0K
描述: IC ADC 12BIT 2CHAN DUAL 20TSSOP
標(biāo)準(zhǔn)包裝: 2,500
位數(shù): 12
采樣率(每秒): 1M
數(shù)據(jù)接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 2
功率耗散(最大): 24mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 20-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 20-TSSOP
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 4 個(gè)單端,單極
配用: EVAL-AD7866CBZ-ND - BOARD EVALUATION AD7866
REV. A
AD7866
–17–
CS
1
16
10
2
THREE-STATE
SCLK
DOUTA
DOUTB
Figure 17. Entering Partial Power-Down Mode
1
16
10
116
INVALID DATA
VALID DATA
CS
SCLK
DOUTA
DOUTB
THE PART BEGINS
TO POWER UP
THE PART MAY BE FULLY
POWERED UP; SEE POWER-UP
TIMES SECTION
A
Figure 18. Exiting Partial Power-Down Mode
116
10
116
INVALID DATA
THREE-STATE
2
10
CS
SCLK
DOUTA
DOUTB
THE PART ENTERS
PARTIAL POWER-DOWN
THE PART BEGINS
TO POWER UP
THE PART ENTERS
FULL POWER-DOWN
Figure 19. Entering Full Power-Down Mode
1
16
10
116
INVALID DATA
VALID DATA
CS
SCLK
DOUTA
DOUTB
THE PART BEGINS
TO POWER UP
THE PART IS
FULLY POWERED UP
tPOWER UP
Figure 20. Exiting Full Power-Down Mode
Then, to place the AD7866 in normal mode, a dummy cycle
(1
s to 4 s approximately) should be initiated. If the first valid
conversion is performed directly after the dummy conversion,
care must be taken to ensure that adequate acquisition time has
been allowed. As mentioned earlier, when powering up from the
power-down mode, the part will return to track upon the first
SCLK edge applied after the falling edge of
CS. However when
the ADC initially powers up after supplies are applied, the
track-and-hold will already be in track. This means that (assuming
one has the facility to monitor the ADC supply current and thus
determine which mode the AD7866 is in) if the ADC powers up
in the desired mode of operation and thus a dummy cycle is not
required to change mode, then neither is a dummy cycle required
to place the track-and-hold into track. If no current monitoring
facility is available, the relevant dummy cycle(s) should be
performed to ensure the part is in the required mode.
相關(guān)PDF資料
PDF描述
VE-22N-MX-F1 CONVERTER MOD DC/DC 18.5V 75W
VI-B6P-MY CONVERTER MOD DC/DC 13.8V 50W
AD7895ARZ-2 IC ADC 12BIT SRL 5V 8SOIC
AD7898ARZ-10 IC ADC 12BIT SRL HS 5V 8-SOIC
VE-22M-MX-F4 CONVERTER MOD DC/DC 10V 75W
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AD7866BRUZ-REEL7 功能描述:IC ADC 12BIT 2CHAN DUAL 20TSSOP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)包裝:1,000 系列:- 位數(shù):16 采樣率(每秒):45k 數(shù)據(jù)接口:串行 轉(zhuǎn)換器數(shù)目:2 功率耗散(最大):315mW 電壓電源:模擬和數(shù)字 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-SOIC(0.295",7.50mm 寬) 供應(yīng)商設(shè)備封裝:28-SOIC W 包裝:帶卷 (TR) 輸入數(shù)目和類型:2 個(gè)單端,單極
AD7868 制造商:AD 制造商全稱:Analog Devices 功能描述:LC2MOS Complete, 12-Bit Analog I/O System
AD7868AN 功能描述:IC I/O PORT 12BIT ANLG 24-DIP RoHS:否 類別:集成電路 (IC) >> 接口 - 專用 系列:- 標(biāo)準(zhǔn)包裝:3,000 系列:- 應(yīng)用:PDA,便攜式音頻/視頻,智能電話 接口:I²C,2 線串口 電源電壓:1.65 V ~ 3.6 V 封裝/外殼:24-WQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:24-QFN 裸露焊盤(4x4) 包裝:帶卷 (TR) 安裝類型:表面貼裝 產(chǎn)品目錄頁(yè)面:1015 (CN2011-ZH PDF) 其它名稱:296-25223-2
AD7868ANZ 功能描述:IC I/O PORT 12BIT ANLG 24-DIP RoHS:是 類別:集成電路 (IC) >> 接口 - 專用 系列:- 標(biāo)準(zhǔn)包裝:3,000 系列:- 應(yīng)用:PDA,便攜式音頻/視頻,智能電話 接口:I²C,2 線串口 電源電壓:1.65 V ~ 3.6 V 封裝/外殼:24-WQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:24-QFN 裸露焊盤(4x4) 包裝:帶卷 (TR) 安裝類型:表面貼裝 產(chǎn)品目錄頁(yè)面:1015 (CN2011-ZH PDF) 其它名稱:296-25223-2
AD7868AQ 制造商:Rochester Electronics LLC 功能描述:- Bulk