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AD7875KN PDF预览

AD7875KN

更新时间: 2024-01-25 02:56:35
品牌 Logo 应用领域
罗彻斯特 - ROCHESTER PC光电二极管转换器
页数 文件大小 规格书
29页 1620K
描述
1-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL/PARALLEL ACCESS, PDIP24, 0.300 INCH, PLASTIC, MS-001, DIP-24

AD7875KN 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Active零件包装代码:DIP
包装说明:DIP,针数:24
Reach Compliance Code:unknown风险等级:5.67
Is Samacsys:N最大模拟输入电压:5 V
最小模拟输入电压:最长转换时间:9 µs
转换器类型:ADC, SUCCESSIVE APPROXIMATIONJESD-30 代码:R-PDIP-T24
JESD-609代码:e0长度:31.75 mm
最大线性误差 (EL):0.0244%湿度敏感等级:NOT APPLICABLE
标称负供电电压:-5 V模拟输入通道数量:1
位数:12功能数量:1
端子数量:24最高工作温度:70 °C
最低工作温度:输出位码:BINARY, 2'S COMPLEMENT BINARY
输出格式:SERIAL, PARALLEL, 8 BITS, PARALLEL, WORD封装主体材料:PLASTIC/EPOXY
封装代码:DIP封装形状:RECTANGULAR
封装形式:IN-LINE峰值回流温度(摄氏度):NOT APPLICABLE
采样并保持/跟踪并保持:TRACK座面最大高度:5.33 mm
标称供电电压:5 V表面贴装:NO
技术:CMOS温度等级:COMMERCIAL
端子面层:TIN LEAD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 APPLICABLE宽度:7.62 mm
Base Number Matches:1

AD7875KN 数据手册

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AD7870/AD7875/AD7876  
ADN78701  
Parameter  
J, A  
K, B  
L, C  
T
Units  
Test Conditions/Comments  
CONVERSION TIME  
External Clock (fCLK = 2.5 MHz)  
Internal Clock6  
8
8
8
8
μs max  
6.5ꢀ9 6.5ꢀ9 6.5ꢀ9 6.5ꢀ9 μs minꢀ  
μs max  
POWER REQUIREMENTS  
VDD  
VSS  
IDD  
ISS  
+5  
−5  
13  
6
+5  
−5  
13  
6
+5  
−5  
13  
6
+5  
−5  
13  
6
V nom  
V nom  
mA max  
mA max  
mW max  
5ꢁ for specified performance  
5ꢁ for specified performance  
Typically 8 mA  
Typically / mA  
Typically 60 mW  
Power Dissipation  
95  
95  
95  
95  
1 The temperature range for the J, K, and L versions is from 0°C to +70°C; for the A, B, and C versions is−/0°C to +85°C; and for the T version is −55°C to +125°C.  
2 VIN (p-p) = 3 V.  
3 SNR calculation includes distortion and noise components.  
/ Measured with respect to internal reference and includes bipolar offset error.  
5 Sample tested @ +25°C to ensure compliance.  
6 Conversion time specification for the AD7870A device with internal clock used is 8 μsꢀ10 μs minimumꢀmaximum.  
AD7875/AD7876 SPECIFICATIONS  
Table 2.  
AD7875/AD78761  
Parameter  
DC ACCURACY  
Resolution  
Min Resolution for which No Missing  
Codes Are Guaranteed  
K, B  
L, C  
T
Units  
Test Conditions/Comments  
12  
12  
12  
12  
12  
12  
Bits  
Bits  
Integral Nonlinearity @ +25°C  
TMIN to TMAX (AD7875 Only)  
TMIN to TMAX (AD7876 Only)  
Differential Nonlinearity  
1
1
1
1ꢀ2  
1
1ꢀ2  
1
1
1
1
LSB max  
LSB max  
LSB max  
1
1.5ꢀ−1.0 LSB max  
Unipolar Offset Error (AD7875 Only)  
Bipolar Zero Error (AD7876 Only)  
Full-Scale Error at +25°C2  
Full-Scale TC2  
5
6
8
60  
2
5
2
8
35  
5
6
8
60  
LSB max  
LSB max  
LSB max  
ppmꢀ°C max  
μs max  
Typical full-scale error is 1 LSB  
Typical TC is 20 ppmꢀ°C  
Track-and-Hold Acquisition Time  
2
2
DYNAMIC PERFORMANCE3 (AD7875  
ONLY)  
Signal-to-Noise Ratio/ (SNR)  
@ +25°C  
TMIN to TMAX  
70  
70  
−80  
72  
71  
−80  
69  
69  
−78  
dB min  
dB min  
dB max  
VIN = 10 kHz sine wave, fSAMPLE = 100 kHz  
Typically 71.5 dB for 0 < VIN < 50 kHz  
VIN = 10 kHz sine wave, fSAMPLE = 100 kHz  
Typically −86 dB for 0 < VIN < 50 kHz  
Total Harmonic Distortion (THD)  
Peak Harmonic or Spurious Noise  
−80  
−80  
−78  
dB max  
VIN = 10 kHz, fSAMPLE = 100 kHz  
Typically −86 dB for 0 < VIN < 50 kHz  
Intermodulation Distortion (IMD)  
Second Order Terms  
Third Order Terms  
−80  
−80  
−80  
−80  
−78  
−78  
dB max  
dB max  
fa = 9 kHz, fb = 9.5 kHz, fSAMPLE = 50 kHz  
fa = 9 kHz, fb = 9.5 kHz, fSAMPLE = 50 kHz  
Rev. C | Page / of 28  
 
 
 
 
 
 

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