参数资料
型号: ADS1240E/1K
厂商: Texas Instruments
文件页数: 5/30页
文件大小: 0K
描述: IC ADC 24-BIT SER PROGBL 24-SSOP
产品培训模块: Data Converter Basics
视频文件: Nuts and Bolts of the Delta-Sigma Converter
标准包装: 1,000
位数: 24
采样率(每秒): 15
数据接口: 串行,SPI?
转换器数目: 1
功率耗散(最大): 1.9mW
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: 24-SSOP(0.209",5.30mm 宽)
供应商设备封装: 24-SSOP
包装: 带卷 (TR)
输入数目和类型: 4 个单端,单极;2 个差分,单极
ADS1240, 1241
13
SBAS173F
www.ti.com
FIGURE 6. Filter Frequency Responses.
DATA
–3dB
OUTPUT RATE
BANDWIDTH
fIN = 50 ± 0.3Hz
fIN = 60 ± 0.3Hz
fIN = 50 ± 1Hz
fIN = 60 ± 1Hz
15Hz
14.6Hz
–80.8dB
–87.3dB
–68.5dB
–76.1dB
7.5Hz
3.44Hz
–85.9dB
–87.4dB
–71.5dB
–76.2dB
3.75Hz
1.65Hz
–93.8dB
–88.6dB
–86.8dB
–77.3dB
FREQUENCY RESPONSE FROM 45Hz to 65Hz
WHEN f
DATA = 15Hz
Frequency (Hz)
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
Magnitude
(dB)
FREQUENCY RESPONSE FROM 45Hz to 65Hz
WHEN f
DATA = 7.5Hz
Frequency (Hz)
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
Magnitude
(dB)
FREQUENCY RESPONSE FROM 45Hz to 65Hz
WHEN f
DATA = 3.75Hz
Frequency (Hz)
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
Magnitude
(dB)
ADS1240 AND ADS1241
FILTER RESPONSE WHEN f
DATA = 15Hz
Frequency (Hz)
0
–20
–40
–60
–80
–100
–120
–140
–160
–180
020
80
40
60
100
120
140
160
180
200
Gain
(dB)
45
50
55
60
65
45
50
55
60
65
45
50
55
60
65
ADS1240 AND ADS1241
FILTER RESPONSE WHEN f
DATA = 7.5Hz
Frequency (Hz)
0
–20
–40
–60
–80
–100
–120
–140
–160
–180
020
80
40
60
100
120
140
160
180
200
Gain
(dB)
ADS1240 AND ADS1241
FILTER RESPONSE WHEN f
DATA = 3.75Hz
Frequency (Hz)
f
OSC = 2.4576MHz, SPEED = 0 or fOSC = 4.9152MHz, SPEED = 1
0
–20
–40
–60
–80
–100
–120
–140
–160
–180
020
80
40
60
100
120
140
160
180
200
Gain
(dB)
ATTENUATION
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ADS1241E/1K 功能描述:模数转换器 - ADC 24-Bit Anlg-to-Dig Converter RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
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