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参数资料
| 型号： | MCP3903-E/SS |
| 厂商： | Microchip Technology |
| 文件页数： | 2/15页 |
| 文件大小： | 0K |
| 描述： | IC AFE 24BIT 64KSPS 28SSOP |
| 产品培训模块： | MCP3903 6-Channel Energy Measurement Analog Front End |
| 特色产品： | MCP3903 Six Channel ΔΣ A/D Converter |
| 标准包装： | 47 |
| 位数： | 24 |
| 通道数： | 6 |
| 电压 - 电源，模拟： | 4.5 V ~ 5.5 V |
| 电压 - 电源，数字： | 2.7 V ~ 3.6 V |
| 封装/外壳： | 28-SSOP（0.209"，5.30mm 宽） |
| 供应商设备封装： | 28-SSOP |
| 包装： | 管件 |
MCP3903
DS25048B-page 10
2011 Microchip Technology Inc.
Note:
Unless otherwise indicated, AVDD = 5.0V, DVDD = 3.3 V; TA = +25°C, MCLK = 4 MHz; PRESCALE = 1; OSR =
64; GAIN = 1; Dithering OFF; VIN = -0.5 dBFS @ 60 Hz.
.
FIGURE 2-7:
Spectral Response.
FIGURE 2-8:
Spurious Free Dynamic
Range vs Oversampling Ratio.
FIGURE 2-9:
Signal-to-Noise and
Distortion vs. Oversampling Ratio.
FIGURE 2-10:
Signal-to-Noise and
Distortion vs. Gain (Dithering OFF).
FIGURE 2-11:
Signal-to-Noise and
Distortion vs. Gain (Dithering ON).
FIGURE 2-12:
Total Harmonic Distortion
vs. Oversampling Ratio.
120
ic
Dithering ON
80
100
120
D
ynamic
B
)
Dithering ON
Dithering OFF
60
80
100
120
Free
Dynamic
n
ge
(dB)
Dithering ON
Dithering OFF
40
60
80
100
120
rious
Free
Dynamic
Range
(dB)
Dithering ON
Dithering OFF
0
20
40
60
80
100
120
Spurious
Free
Dynamic
Range
(dB)
Dithering ON
Dithering OFF
0
20
40
60
80
100
120
32
64
128
256
Spurious
Free
Dynamic
Range
(dB)
Oversampling Ratio (OSR)
Dithering ON
Dithering OFF
0
20
40
60
80
100
120
32
64
128
256
Spurious
Free
Dynamic
Range
(dB)
Oversampling Ratio (OSR)
Dithering ON
Dithering OFF
120
80
100
120
B
)
Dithering OFF
Dithering ON
60
80
100
120
N
AD
(dB)
Dithering OFF
Dithering ON
40
60
80
100
120
SINAD
(dB)
Dithering OFF
Dithering ON
0
20
40
60
80
100
120
SINAD
(dB)
Dithering OFF
Dithering ON
0
20
40
60
80
100
120
32
64
128
256
SINAD
(dB)
Oversampling Ratio (OSR)
Dithering OFF
Dithering ON
0
20
40
60
80
100
120
32
64
128
256
SINAD
(dB)
Oversampling Ratio (OSR)
Dithering OFF
Dithering ON
95
100
85
90
95
100
B
)
OSR = 256
70
75
80
85
90
95
100
N
AD
(dB)
OSR = 256
OSR = 128
OSR = 64
60
65
70
75
80
85
90
95
100
SINAD
(dB)
OSR = 256
OSR = 128
OSR = 32
OSR = 64
50
55
60
65
70
75
80
85
90
95
100
SINAD
(dB)
OSR = 256
OSR = 128
OSR = 32
OSR = 64
50
55
60
65
70
75
80
85
90
95
100
1248
16
32
SINAD
(dB)
GAIN (V/V)
OSR = 256
OSR = 128
OSR = 32
OSR = 64
50
55
60
65
70
75
80
85
90
95
100
1248
16
32
SINAD
(dB)
GAIN (V/V)
OSR = 256
OSR = 128
OSR = 32
OSR = 64
95
100
85
90
95
100
)
OSR = 256
75
80
85
90
95
100
A
D
(dB)
OSR = 256
OSR = 128
65
70
75
80
85
90
95
100
SINAD
(dB)
OSR = 256
OSR = 128
OSR = 64
55
60
65
70
75
80
85
90
95
100
SINAD
(dB)
OSR = 256
OSR = 128
OSR = 64
OSR = 32
50
55
60
65
70
75
80
85
90
95
100
1248
16
32
SINAD
(dB)
OSR = 256
OSR = 128
OSR = 64
OSR = 32
50
55
60
65
70
75
80
85
90
95
100
1248
16
32
SINAD
(dB)
GAIN (V/V)
OSR = 256
OSR = 128
OSR = 64
OSR = 32
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相关代理商/技术参数 |
参数描述 |
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| MCP3903-I/SS | 功能描述:模数转换器 - ADC 6CH Energy Meter Front End SPI I-face 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 |
| MCP3903T-E/SS | 功能描述:模数转换器 - ADC 6CH Energy Meter Fr End SPI Interface 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 |
| MCP3903T-I/SS | 功能描述:模数转换器 - ADC 6CH Energy Meter Front End SPI I-face 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 |
| MCP3905 | 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:Energy-Metering ICs with Active (Real) Power Pulse Output |
| MCP3905_07 | 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:Energy-Metering ICs with Active (Real) Power Pulse Output |
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