ADS7861E PDF预览

ADS7861E

更新时间: 2025-08-16 22:53:39
品牌 Logo 应用领域
BB 转换器模数转换器光电二极管
页数 文件大小 规格书
15页 228K
描述
Dual, 500kHz, 12-Bit, 2 2 Channel, Simultaneous Sampling ANALOG-TO-DIGITAL CONVERTER

ADS7861E 技术参数

是否Rohs认证: 不符合生命周期:Transferred
Reach Compliance Code:unknown风险等级:5.73
Is Samacsys:N最大模拟输入电压:2.5 V
最小模拟输入电压:-2.5 V转换器类型:ADC, SUCCESSIVE APPROXIMATION
JESD-30 代码:R-PDSO-G24JESD-609代码:e0
最大线性误差 (EL):0.0488%模拟输入通道数量:2
位数:12功能数量:2
端子数量:24最高工作温度:85 °C
最低工作温度:-40 °C输出位码:2'S COMPLEMENT BINARY
输出格式:SERIAL封装主体材料:PLASTIC/EPOXY
封装代码:SSOP封装等效代码:SSOP24,.24
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
电源:5 V认证状态:Not Qualified
采样速率:0.0833 MHz采样并保持/跟踪并保持:SAMPLE
子类别:Analog to Digital Converters标称供电电压:5 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL端子面层:Tin/Lead (Sn/Pb)
端子形式:GULL WING端子节距:0.635 mm
端子位置:DUAL宽度:3.9 mm
Base Number Matches:1

ADS7861E 数据手册

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®
ADS7861  
ADS7861  
Dual, 500kHz, 12-Bit, 2 + 2 Channel,  
Simultaneous Sampling  
ANALOG-TO-DIGITAL CONVERTER  
DESCRIPTION  
FEATURES  
The ADS7861 is a dual, 12-bit, 500kHz, analog-to-  
digital converter with 4 fully differential input channels  
grouped into two pairs for high speed, simultaneous  
signal acquisition. Inputs to the sample-and-hold ampli-  
fiers are fully differential and are maintained differen-  
tial to the input of the A/D converter. This provides  
excellent common-mode rejection of 80dB at 50kHz  
which is important in high noise environments.  
4 INPUT CHANNELS  
FULLY DIFFERENTIAL INPUTS  
2µs TOTAL THROUGHPUT PER CHANNEL  
GUARANTEED NO MISSING CODES  
1MHz EFFECTIVE SAMPLING RATE  
LOW POWER: 40mW  
SSI SERIAL INTERFACE  
The ADS7861 offers a high speed, dual serial interface  
and control inputs to minimize software overhead. The  
output data for each channel is available as a 12-bit  
word. The ADS7861 is offered in a 24-lead SSOP  
package and is fully specified over the –40°C to +85°C  
operating range.  
APPLICATIONS  
MOTOR CONTROL  
MULTI-AXIS POSITIONING SYSTEMS  
3-PHASE POWER CONTROL  
CH A0+  
CH A0–  
SAR  
COMP  
SHA  
CDAC  
SERIAL DATA A  
CH A1+  
CH A1–  
SERIAL DATA B  
M0  
M1  
REFIN  
A0  
Serial  
Internal  
2.5V  
Interface  
CLOCK  
REFOUT  
Reference  
CS  
RD  
CH B0+  
CH B0–  
SHA  
COMP  
BUSY  
CONVST  
CDAC  
CH B1+  
CH B1–  
SAR  
International Airport Industrial Park  
Mailing Address: PO Box 11400, Tucson, AZ 85734  
Street Address: 6730 S. Tucson Blvd., Tucson, AZ 85706  
• Tel: (520) 746-1111  
Twx: 910-952-1111  
Internet: http://www.burr-brown.com/  
Cable: BBRCORP Telex: 066-6491  
FAX: (520) 889-1510 Immediate Product Info: (800) 548-6132  
© 1998 Burr-Brown Corporation  
PDS-1508A  
Printed in U.S.A. December, 1998  

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