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ADS-941MC PDF预览

ADS-941MC

更新时间: 2024-02-18 07:12:04
品牌 Logo 应用领域
CANDD 转换器
页数 文件大小 规格书
6页 81K
描述
14-Bit, 1MHz Sampling A/D Converters

ADS-941MC 技术参数

是否Rohs认证:不符合生命周期:Obsolete
零件包装代码:DIP包装说明:DIP, DIP32,.9
针数:32Reach Compliance Code:unknown
ECCN代码:3A001.A.2.CHTS代码:8542.39.00.01
风险等级:5.46Is Samacsys:N
最大模拟输入电压:5 V最小模拟输入电压:-5 V
转换器类型:ADC, PROPRIETARY METHODJESD-30 代码:R-XDIP-T32
JESD-609代码:e0最大线性误差 (EL):0.012%
标称负供电电压:-15 V模拟输入通道数量:1
位数:12功能数量:1
端子数量:32最高工作温度:125 °C
最低工作温度:-55 °C输出位码:BINARY
输出格式:PARALLEL, WORD封装主体材料:UNSPECIFIED
封装代码:DIP封装等效代码:DIP32,.9
封装形状:RECTANGULAR封装形式:IN-LINE
峰值回流温度(摄氏度):NOT SPECIFIED电源:5,+-15 V
认证状态:Not Qualified采样速率:1 MHz
座面最大高度:4.9 mm子类别:Analog to Digital Converters
标称供电电压:15 V表面贴装:NO
技术:HYBRID温度等级:MILITARY
端子面层:Tin/Lead (Sn/Pb)端子形式:THROUGH-HOLE
端子节距:2.54 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:22.9 mm
Base Number Matches:1

ADS-941MC 数据手册

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®
®
ADS -9 4 1  
14-Bit, 1MHz  
Sampling A/D Converters  
FEATURES  
14-bit resolution  
1MHz minimum sampling rate  
Functionally complete  
Internal reference and sample/hold  
No missing codes  
Excellent performance  
Full Nyquist-rate sampling  
Small 32–pin DIP  
Low power, 2.8 Watts  
INPUT/OUTPUT CONNECTIONS  
GENERAL DESCRIPTION  
PIN  
FUNCTION  
PIN  
FUNCTION  
DATEL's ADS-941 is a functionally complete, 14-bit, 1MHz,  
sampling A/D converter. Its standard, 32-pin, triple-wide  
ceramic DIP contains a fast-settling sample/hold amplifier, a  
14-bit subranging (two-pass) A/D converter, a precision  
reference, a three-state output register, and all the timing and  
control logic necessary to operate from a single start convert  
pulse.  
1
2
3
+10V REF. OUT  
BIPOLAR  
32  
31  
30  
29  
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
18  
17  
START CONVERT  
BIT 1 OUT (MSB)  
BIT 1 OUT (MSB)  
BIT 2 OUT  
ANALOG INPUT  
SIGNAL GROUND  
OFFSET ADJUST  
ANALOG GROUND  
OVERFLOW  
4
5
BIT 3 OUT  
6
BIT 4 OUT  
The ADS-941 is optimized for wideband frequency-domain  
applications and is fully FFT tested. Total harmonic distortion  
(THD) and signal-to-noise ratio (including distortion) typically  
run at –85dB and 80dB, respectively, with full-scale inputs up  
to 100kHz.  
7
BIT 5 OUT  
8
9
CODING SELECT  
ENABLE  
BIT 6 OUT  
BIT 7 OUT  
10  
11  
12  
13  
14  
15  
16  
+5V SUPPLY  
BIT 8 OUT  
DIGITAL GROUND  
+15V SUPPLY  
–15V SUPPLY  
ANALOG GROUND  
ANALOG GROUND  
EOC  
BIT 9 OUT  
The ADS-941 requires ±15V and +5V supplies and typically  
consumes 2.8 Watts.  
BIT 10 OUT  
BIT 11 OUT  
BIT 12 OUT  
BIT 13 OUT  
BIT 14 OUT (LSB)  
DAC  
31 BIT 1 OUT (MSB)  
30 BIT 1 OUT (MSB)  
29 BIT 2 OUT  
REF  
+10V REF. OUT  
1
28 BIT 3 OUT  
OFFSET  
CIRCUIT  
S2  
S1  
27 BIT 4 OUT  
OFFSET ADJUST  
BIPOLAR  
5
2
26 BIT 5 OUT  
FLASH  
ADC  
25 BIT 6 OUT  
24 BIT 7 OUT  
BUFFER  
23 BIT 8 OUT  
22 BIT 9 OUT  
S/H  
ANALOG INPUT  
3
21 BIT 10 OUT  
20 BIT 11 OUT  
19 BIT 12 OUT  
18 BIT 13 OUT  
17 BIT 14 OUT (LSB)  
START CONVERT 32  
EOC 16  
TIMING AND  
CONTROL LOGIC  
9
7
ENABLE  
OVERFLOW  
4
12  
6, 14, 15  
13  
8
10  
11  
SIGNAL  
GROUND  
+5V  
SUPPLY  
DIGITAL  
GROUND  
+15V  
SUPPLY  
ANALOG  
GROUND  
–5V  
SUPPLY  
CODING  
SELECT  
Figure 1. ADS-941 Functional Block Diagram  
DATEL, Inc., 11 Cabot Boulevard, Mansfield, MA 02048-1151 (U.S.A.)  
Tel: (508) 339-3000 Fax: (508) 339-6356 For immediate assistance: (800) 233-2765  

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