参数资料
型号: AD7877ACPZ-REEL
厂商: Analog Devices Inc
文件页数: 17/45页
文件大小: 0K
描述: IC ADC 12BIT TOUCHSCREEN 32LFCSP
标准包装: 5,000
类型: 电阻
触摸面板接口: 4 线
输入数/键: 1 TSC
分辨率(位): 12 b
评估套件: 可供
数据接口: 串行,SPI?
数据速率/采样率 (SPS,BPS): 125k
电压基准: 外部,内部
电源电压: 2.7 V ~ 5.25 V
电流 - 电源: 1µA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-VFQFN 裸露焊盘,CSP
供应商设备封装: 32-LFCSP-VQ
包装: 带卷 (TR)
配用: EVAL-AD7877EBZ-ND - BOARD EVALUATION FOR AD7877
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
相关PDF资料
PDF描述
MS3106R32-17PX CONN PLUG 4POS STRAIGHT W/PINS
MS3122E14-5SW CONN RCPT 5POS BOX MNT W/SCKT
MS3126F20-41PY CONN PLUG 41POS STRAIGHT W/PINS
M83723/82W803N CONN RCPT 3POS WALL MT W/SCKT
MS3126F20-41PX CONN PLUG 41POS STRAIGHT W/PINS
相关代理商/技术参数
参数描述
AD7877ACPZ-REEL7 功能描述:IC ADC 12BIT TOUCHSCREEN 32LFCSP RoHS:是 类别:集成电路 (IC) >> 数据采集 - 触摸屏控制器 系列:- 标准包装:96 系列:- 类型:- 触摸面板接口:- 输入数/键:- 分辨率(位):- 评估套件:* 数据接口:- 数据速率/采样率 (SPS,BPS):- 电压基准:- 电源电压:- 电流 - 电源:- 工作温度:- 安装类型:表面贴装 封装/外壳:16-TSSOP(0.173",4.40mm 宽) 供应商设备封装:16-TSSOP 包装:带卷 (TR)
AD7877WACPZ-REEL7 功能描述:IC CTRLR TOUCH SCREEN 32LFCSP RoHS:是 类别:集成电路 (IC) >> 数据采集 - 触摸屏控制器 系列:- 标准包装:96 系列:- 类型:- 触摸面板接口:- 输入数/键:- 分辨率(位):- 评估套件:* 数据接口:- 数据速率/采样率 (SPS,BPS):- 电压基准:- 电源电压:- 电流 - 电源:- 工作温度:- 安装类型:表面贴装 封装/外壳:16-TSSOP(0.173",4.40mm 宽) 供应商设备封装:16-TSSOP 包装:带卷 (TR)
AD7878 制造商:AD 制造商全称: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 类别:集成电路 (IC) >> 数据采集 - 模数转换器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:250 系列:- 位数:12 采样率(每秒):1.8M 数据接口:并联 转换器数目:1 功率耗散(最大):1.82W 电压电源:模拟和数字 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:48-LQFP 供应商设备封装:48-LQFP(7x7) 包装:管件 输入数目和类型:2 个单端,单极