參數(shù)資料
型號: AD7877WACPZ-REEL7
廠商: Analog Devices Inc
文件頁數(shù): 17/45頁
文件大小: 0K
描述: IC CTRLR TOUCH SCREEN 32LFCSP
標準包裝: 1
類型: 電阻
觸摸面板接口: 4 線
輸入數(shù)/鍵: 1 TSC
分辨率(位): 12 b
評估套件: 可供
數(shù)據(jù)接口: 串行,SPI?
數(shù)據(jù)速率/采樣率 (SPS,BPS): 125k
電壓基準: 外部,內部
電源電壓: 2.7 V ~ 5.25 V
電流 - 電源: 1µA
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 32-VFQFN 裸露焊盤,CSP
供應商設備封裝: 32-LFCSP-VQ(5x5)
包裝: 標準包裝
其它名稱: AD7877WACPZ-REEL7DKR
Data Sheet
AD7877
Rev. D | Page 23 of 44
037
96-
016
LIMIT COMPARISON
START FCD TIMER
UPDATE ALERT
ENABLE/STATUS
REGISTER
CONVERT
SELECTED CHANNEL
IS FCD
FINISHED?
HOST PROGRAMS
AD7877 IN MODE 01
NO
YES
NO
YES
NO
YES
NO
YES
NO
IS AVERAGING
FINISHED?
ONCE-ONLY
MODE?
WRITE RESULT TO
REGISTERS
GO TO MODE 00
ALERT
SOURCE
ENABLED?
IS ACQUISITION
TIME FINISHED?
TIMER
FINISHED?
IS FCD
REQUIRED?
START ACQUISITION TIMER
START TIMER
OUT-OF-LIMIT?
ASSERT ALERT
OUTPUT1
YES
NO
YES
NO
1SEE SEQUENCER REGISTERS SECTION.
IS STOPACQ
SIGNAL ACTIVE?
NO
IS STOPACQ
SIGNAL ACTIVE?
NO
YES
Figure 38. Single Channel Operation
0379
6-
017
YES
NO
ONCE-ONLY
MODE?
GO TO MODE 00
TIMER
FINISHED?
START TIMER
NO
YES
1SEE SEQUENCER REGISTERS SECTION.
LIMIT COMPARISON
START FCD TIMER
UPDATE ALERT
ENABLE/STATUS
REGISTER
CONVERT
SELECTED CHANNEL
IS FCD
FINISHED?
HOST PROGRAMS
AD7877 IN MODE 10
NO
YES
NO
YES
NO
YES
NO
IS AVERAGING
FINISHED?
WRITE RESULT TO
REGISTERS
ALERT
SOURCE
ENABLED?
IS ACQUISITION
TIME FINISHED?
IS FCD
REQUIRED?
START ACQUISITION TIMER
OUT-OF-LIMIT?
ASSERT ALERT
OUTPUT1
YES
NO
YES
NO
VALID
SEQUENCE 0?
SELECT NEXT
CHANNEL
GO TO MODE 00
LAST CHANNEL
IN SEQUENCE?
YES
NO
YES
IS STOPACQ
SIGNAL ACTIVE?
NO
YES
IS STOPACQ
SIGNAL ACTIVE?
YES
NO
Figure 39. Slave Mode Sequencer Operation
相關PDF資料
PDF描述
AD7878KPZ IC ADC 12BIT W/DSP INT 28-PLCC
AD7880CR IC ADC 12BIT MONO LP 24-SOIC
AD7884BQ IC ADC 16BIT SAMPLING HS 40-CDIP
AD7886JD IC ADC 12BIT SAMPLING HS 28-CDIP
AD7887ARZ-REEL IC ADC 12BIT 2CHAN SRL 8SOIC
相關代理商/技術參數(shù)
參數(shù)描述
AD7878 制造商:AD 制造商全稱:Analog Devices 功能描述:LC2MOS Complete 12-Bit 100 kHz Sampling ADC with DSP Interface
AD7878AQ 制造商:Rochester Electronics LLC 功能描述:COMPLETE 12 BIT ADC IC - Bulk
AD7878BQ 功能描述:IC ADC 12BIT W/DSP INT 28-CDIP RoHS:否 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉換器 系列:- 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:250 系列:- 位數(shù):12 采樣率(每秒):1.8M 數(shù)據(jù)接口:并聯(lián) 轉換器數(shù)目:1 功率耗散(最大):1.82W 電壓電源:模擬和數(shù)字 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:48-LQFP 供應商設備封裝:48-LQFP(7x7) 包裝:管件 輸入數(shù)目和類型:2 個單端,單極
AD7878JN 制造商:Analog Devices 功能描述:ADC Single SAR 100ksps 12-bit Parallel 28-Pin PDIP W 制造商:Rochester Electronics LLC 功能描述:COMPLETE 12 BIT ADC IC - Bulk 制造商:Analog Devices 功能描述:LC2MOS Complete 12-Bit 100 kHz Sampling ADC with DSP Interface
AD7878JNZ 功能描述:IC ADC 12BIT W/DSP INT 28-DIP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉換器 系列:- 標準包裝:1 系列:- 位數(shù):14 采樣率(每秒):83k 數(shù)據(jù)接口:串行,并聯(lián) 轉換器數(shù)目:1 功率耗散(最大):95mW 電壓電源:雙 ± 工作溫度:0°C ~ 70°C 安裝類型:通孔 封裝/外殼:28-DIP(0.600",15.24mm) 供應商設備封裝:28-PDIP 包裝:管件 輸入數(shù)目和類型:1 個單端,雙極