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參數(shù)資料
型號: AD7889
廠商: Analog Devices, Inc.
英文描述: 12-Bit 600 kSPS ADC(單電源600kSPS12位A/D轉(zhuǎn)換器)
中文描述: 12位600 ksps模數(shù)轉(zhuǎn)換器(單電源600kSPS12位的A / D轉(zhuǎn)換器)
文件頁數(shù): 4/12頁
文件大小: 285K
代理商: AD7889
AD7889
TIMING CHARACTERISTICS
1, 2
4
REV. B PRELIM. 7/97
Preliminary Technical Information
A, B
Versions
S
Version
Parameter
Units
Test Conditions/Comments
t
CONV
1.4
1.6
300
μs max
μs max
ns min
Conversion Time for AD7889 (Mode A)
Conversion Time for AD7889 (Modes C &D)
Acquisition Time for AD7889
1.6
t
ACQ
Serial Interface
t
13
t
23
t
3
t
4
t
5
t
6
t
8
t
9
t
10
20
30
25
25
XX
20
25
25
XX
20
35
25
25
XX
20
25
25
XX
ns min
ns min
ns min
ns min
ns min
ns min
ns max
ns min
ns min
SCLK Rising Edge to Data Valid Hold Time
RFS
Low to SCLK Falling Edge Setup Time
SCLK High Pulse Width
SCLK Low Pulse Width
CONVST High to SCLK Falling Edge
SCLK Rising Edge to RFS Rinsing Edge
SCLK High Pulse Width (Mode B)
SCLK Low Pulse Width (Mode B)
CONVST High to RFS Falling Edge
NOTES
1
Sample tested at +25°C to ensure compliance. All input signals are measured with tr = tf = 1 ns (10% to 90% of +5 V) and timed from a voltage level of +1.6V.
2
See Figures 2a - 2d.
3
Measured with the load circuit of Figure 1 and defined as the time required for an output to cross 0.8V or 2.4V.
Specifications subject to change without notice.
Figure 1. Load Circuit for Access Time and Bus Relinquish Time
CAUTION
ESD (electrostatic discharge) sensitive device. Electrostatic charges as high as 4000 V readily
accumulate on the human body and test equipment and can discharge without detection. Although
the AD7889 features proprietary ESD protection circuitry, permanent damage may occur on
devices subjected to high energy electrostatic discharges. Therefore, proper ESD precautions are
recommended to avoid performance degradation or loss of functionality.
(V
DD
= +5V
±
5%, AGND = DGND = 0V, REF IN = +2.5V)
1.6mA
+1.6V
200μA
50pF
TO
OUTPUT
PIN
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AD7889-1ACBZ-RL 功能描述:IC ADC 12BIT CTRLR TOUCH 12WLCSP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 觸摸屏控制器 系列:- 標(biāo)準(zhǔn)包裝:96 系列:- 類型:- 觸摸面板接口:- 輸入數(shù)/鍵:- 分辨率(位):- 評估套件:* 數(shù)據(jù)接口:- 數(shù)據(jù)速率/采樣率 (SPS,BPS):- 電壓基準(zhǔn):- 電源電壓:- 電流 - 電源:- 工作溫度:- 安裝類型:表面貼裝 封裝/外殼:16-TSSOP(0.173",4.40mm 寬) 供應(yīng)商設(shè)備封裝:16-TSSOP 包裝:帶卷 (TR)
AD7889-1ACBZ-RL7 功能描述:IC ADC 12BIT CTRLR TOUCH 12WLCSP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 觸摸屏控制器 系列:- 標(biāo)準(zhǔn)包裝:96 系列:- 類型:- 觸摸面板接口:- 輸入數(shù)/鍵:- 分辨率(位):- 評估套件:* 數(shù)據(jù)接口:- 數(shù)據(jù)速率/采樣率 (SPS,BPS):- 電壓基準(zhǔn):- 電源電壓:- 電流 - 電源:- 工作溫度:- 安裝類型:表面貼裝 封裝/外殼:16-TSSOP(0.173",4.40mm 寬) 供應(yīng)商設(shè)備封裝:16-TSSOP 包裝:帶卷 (TR)
AD7889ACBZ-500R7 功能描述:IC ADC 12BIT CTRLR TOUCH 12WLCSP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 觸摸屏控制器 系列:- 標(biāo)準(zhǔn)包裝:96 系列:- 類型:- 觸摸面板接口:- 輸入數(shù)/鍵:- 分辨率(位):- 評估套件:* 數(shù)據(jù)接口:- 數(shù)據(jù)速率/采樣率 (SPS,BPS):- 電壓基準(zhǔn):- 電源電壓:- 電流 - 電源:- 工作溫度:- 安裝類型:表面貼裝 封裝/外殼:16-TSSOP(0.173",4.40mm 寬) 供應(yīng)商設(shè)備封裝:16-TSSOP 包裝:帶卷 (TR)
AD7889ACBZ-RL 功能描述:IC ADC 12BIT CTRLR TOUCH 12WLCSP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 觸摸屏控制器 系列:- 標(biāo)準(zhǔn)包裝:96 系列:- 類型:- 觸摸面板接口:- 輸入數(shù)/鍵:- 分辨率(位):- 評估套件:* 數(shù)據(jù)接口:- 數(shù)據(jù)速率/采樣率 (SPS,BPS):- 電壓基準(zhǔn):- 電源電壓:- 電流 - 電源:- 工作溫度:- 安裝類型:表面貼裝 封裝/外殼:16-TSSOP(0.173",4.40mm 寬) 供應(yīng)商設(shè)備封裝:16-TSSOP 包裝:帶卷 (TR)
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