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[STM32] 国产平替 16/20/24/32-bit 高精度 Σ-Δ 模数转换器芯片

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 楼主| slot867 发表于 2023-12-1 11:17 | 显示全部楼层 |阅读模式
Σ-Δ, 芯片, 平替, ADC, 模数转换器
本帖最后由 slot867 于 2024-1-26 12:36 编辑

信格勒微电子的芯片产品已通过行业头部大厂导入验证，深受百万终端客户好评。
而且因为 fully compatible. 板子拿来，换个芯片，性能更佳。MCU不用改 c code。

平替TI芯片
SIG1230A 平替 ADS1230 (20-bit）
SIG1232A 平替 ADS1232 (24-bit）

平替ADI芯片
SIG7190 平替 AD7190
SIG7192 平替 AD7192
SIG7193 平替 AD7193

平替Cirrus Logic芯片
SIG5532B 平替 CS5532BS（32-bit）
SIG5534B 平替 CS5534BS（32-bit）
SIG5532A 平替 CS5532AS（24-bit）
SIG5534A 平替 CS5534AS（24-bit）
SIG5530 平替 CS5530 （24-bit）
SIG5530B 平替 CS5530（32-bit）

平替ADI芯片
SIG7792 平替 AD7792
SIG7793 平替 AD7793
SIG7794 平替 AD7794
SIG7795 平替 AD7795
SIG7796 平替 AD7796
SIG7797 平替 AD7797
SIG7798 平替 AD7798
SIG7799 平替 AD7799

功能替代TI芯片
SIG24130/SIG24131/SIG24132 替代 ADS1220、ADS1247、ADS1248
SIG16130/SIG16131/SIG16132 替代 ADS1120、ADS1147、ADS1148
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 楼主| slot867 发表于 2024-1-19 10:41 | 显示全部楼层
本帖最后由 slot867 于 2024-2-27 11:04 编辑

模数转换器 SIG5532B 国产平替 CS5532BS, 性能更佳

SIG5532B / SIG5534B
1.6SPS to 3840SPS 32-bit ADC with PGA and Reference            

Compatible Parts
CS5532BS/CS5534BS pin/register fully compatible (15nV/℃ and 2ppm/℃).

Features
  • Programmable Gain:   1/2/4/8/16/32/64                                            
  • Data Rates: 1.6SPS to 3840SPS                                            
  • RMS Noises: 11nVat 7.5SPS (Gain = 64)                                            
  • 26.0ENOB (23.4 noise-free bits) at 7.5SPS (Gain= 1)                                            
  • Offset Drift: 5nV/℃(Gain = 64)                                            
  • Gain Drift:0.5ppm/℃                                      
  • Integral Non-linearity: 3ppm   
  • Reference input current: 500nA                                            
  • Internal Reference: 5ppm/℃                                           
  • Internal or External Clock                                            
  • SINC3/SINC1 Filter Option                                             
  • 2/4 Differential Inputs  
  • Current: 5.0mA                                            
  • Specified Temperature Range: -40℃ to 125℃                                             
  • Package: 20/24-ld TSSOP                                    
  • Power Supply   

AVDD ：4.75V to 5.25V or ±2.5V
DVDD ： 2.7V to 5.25V  


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 楼主| slot867 发表于 2024-2-27 11:01 | 显示全部楼层
模数转换器 SIG7193 国产平替 AD7193, 性能更佳

SIG7193       
4.7SPS to 4.8kSPS 24-bit ADC with PGA gain 1 to 128

Compatible Parts
AD7193 pin/register fully compatible.

Features                        

  • Programmable Gain: 1/2/4/8/16/32/64/128
  • Data Rates: 4.7SPS to 4.8kSPS
  • RMS Noises: 15nV at 10SPS (Gain = 128)
  • 24.4ENOB (22.0 noise-free bits) at 10SPS (Gain= 1)
  • Offset Drift: 3nV/℃ (Gain = 128)
  • Gain Drift: 0.5ppm/℃
  • Integral Non-linearity: 3ppm
  • Reference input current: 500nA
  • Internal or External Clock
  • Simultaneous 50Hz/60Hz Rejection
  • 2 Differential/4 Pseudo Differential Inputs
  • Power Supply                                            

    AVDD：
    2.7V to 5.25V or ±2.5V


    DVDD：
    2.7V to 5.25V

  • Specified Temperature Range: -40℃ to 125℃
  • Package: 28-ld TSSOP
  • Current: 2.7mA

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 楼主| slot867 发表于 2024-2-27 11:06 | 显示全部楼层
模数转换器 SIG1232A 国产平替 ADS1232, 性能更好

SIG1232A        
10/80SPS 24-bit ADC with PGA                   

Compatible Parts
ADS1232 fully compatible  (10nV/℃ and 2.5ppm/℃).

Features

  • Programmable Gain: 1/2/64/128
  • Data Rates: 10/80SPS
  • RMS Noises: 19nV at 10SPS (Gain = 128)
  • 23.0ENOB (20.9 noise-free bits) at 10SPS (Gain = 1)
  • Offset Drift: 5nV/℃ (Gain = 128)
  • Gain Drift: 1ppm/℃   
  • Integral Non-linearity: 3ppm   
  • Reference input current: 30nA      
  • Internal or External Clock
  • 2 Differential Inputs
  • Power Supply                                            

    AVDD：
    2.7V to 5.25V or ±2.5V


    DVDD：
    2.7V to 5.25V


  • Current: 1.5mA
  • Specified Temperature Range: -40℃ to 125℃
  • Package: 24-ld TSSOP


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 楼主| slot867 发表于 2023-12-1 11:28 | 显示全部楼层
本帖最后由 slot867 于 2023-12-1 11:29 编辑

16/20/24/32-bit 高精度 Σ-Δ 模数转换器                                                        
                           
Product No.
Data Rate
PGA Gain
Resolution
Offset Drift
Gain Drift
Power
Package
Features
SIG5532B
1.6SPS to 3840SPS
1/2/4/8/16/32/64
32-bit
5nV/℃ (Gain = 64)
0.5ppm/℃
6.0mA
TSSOP-20
2 Differential Channels
SIG5534B
1.6SPS to 3840SPS
1/2/4/8/16/32/64
32-bit
5nV/℃ (Gain = 64)
0.5ppm/℃
6.0mA
TSSOP-24
4 Differential Channels
SIG5531A
1.6SPS to 3840SPS
1/2/4/8/16/32/64
16-bit
5nV/℃ (Gain = 64)
0.5ppm/℃
4.0mA
TSSOP-20
2 Differential Channels
SIG5532A
1.6SPS to 3840SPS
1/2/4/8/16/32/64
24-bit
5nV/℃ (Gain = 64)
0.5ppm/℃
4.0mA
TSSOP-20
2 Differential Channels
SIG5533A
1.6SPS to 3840SPS
1/2/4/8/16/32/64
16-bit
5nV/℃ (Gain = 64)
0.5ppm/℃
4.0mA
TSSOP-24
4 Differential Channels
SIG5534A
1.6SPS to 3840SPS
1/2/4/8/16/32/64
24-bit
5nV/℃ (Gain = 64)
0.5ppm/℃
4.0mA
TSSOP-24
4 Differential Channels
SIG5530B
1.6SPS to 3840SPS
64
32-bit
5nV/℃ (Gain = 64)
0.5ppm/℃
6.0mA
TSSOP-20
2 Differential Channels
SIG5530
1.6SPS to 3840SPS
64
24-bit
5nV/℃ (Gain = 64)
0.5ppm/℃
4.0mA
TSSOP-20
2 Differential Channels
SIG5530C
1.6SPS to 200SPS
64
24-bit
5nV/℃ (Gain = 64)
0.5ppm/℃
4.0mA
TSSOP-20
2 Differential Channels
SIG5632
1.6SPS to 30.72kSPS
1/2/4/8/16/32/64
32-bit
5nV/℃ (Gain = 64)
0.5ppm/℃
6.0mA
TSSOP-20
2 Differential Channels
SIG5634
1.6SPS to 30.72kSPS
1/2/4/8/16/32/64
32-bit
5nV/℃ (Gain = 64)
0.5ppm/℃
6.0mA
TSSOP-24
4 Differential Channels
SIG7190
4.7SPS to 4.8kSPS
1/2/4/8/16/32/64/128
24-bit
3nV/℃ (Gain = 128)
0.5ppm/℃
2.7mA
TSSOP-24
2 Differential Channels
4 Single End Channels
SIG7192
4.7SPS to 4.8kSPS
1/2/4/8/16/32/64/128
24-bit
3nV/℃ (Gain = 128)
0.5ppm/℃
2.7mA
TSSOP-24
2 Differential Channels
4 Single End Channels
SIG7193
4.7SPS to 4.8kSPS
1/2/4/8/16/32/64/128
24-bit
3nV/℃ (Gain = 128)
0.5ppm/℃
2.7mA
TSSOP-28
4 Differential Channels
8 Single End Channels
SIG7290
9.4SPS to 9.6kSPS
1/2/4/8/16/32/64/128
24-bit
3nV/℃ (Gain = 128)
0.5ppm/℃
4.8mA
TSSOP-20
2 Differential Channels
4 Single End Channels
SIG7293
9.4SPS to 9.6kSPS
1/2/4/8/16/32/64/128
24-bit
3nV/℃ (Gain = 128)
0.5ppm/℃
4.8mA
TSSOP-24
4 Differential Channels
8 Single End Channels
SIG7792
4.17SPS to 890SPS
1/2/4/8/16/32/64/128
16-bit
5nV/℃ (Gain = 128)
1ppm/℃
0.5mA
TSSOP-16
4 Differential Channels
SIG7793
4.17SPS to 890SPS
1/2/4/8/16/32/64/128
24-bit
5nV/℃ (Gain = 128)
1ppm/℃
0.5mA
TSSOP-16
4 Differential Channels
SIG7794
4.17SPS to 890SPS
1/2/4/8/16/32/64/128
24-bit
5nV/℃ (Gain = 128)
1ppm/℃
0.5mA
TSSOP-24
6 Differential Channels
SIG7795
4.17SPS to 890SPS
1/2/4/8/16/32/64/128
16-bit
5nV/℃ (Gain = 128)
1ppm/℃
0.5mA
TSSOP-24
6 Differential Channels
SIG7796
4.17SPS to 890SPS
128
16-bit
5nV/℃ (Gain = 128)
1ppm/℃
0.5mA
TSSOP-16
4 Differential Channels
SIG7797
4.17SPS to 890SPS
128
24-bit
5nV/℃ (Gain = 128)
1ppm/℃
0.5mA
TSSOP-16
4 Differential Channels
SIG7798
4.17SPS to 890SPS
1/2/4/8/16/32/64/128
16-bit
5nV/℃ (Gain = 128)
1ppm/℃
0.5mA
TSSOP-16
4 Differential Channels
SIG7799
4.17SPS to 890SPS
1/2/4/8/16/32/64/128
24-bit
5nV/℃ (Gain = 128)
1ppm/℃
0.5mA
TSSOP-16
4 Differential Channels
SIG24130
2.5SPS to 9600SPS
1/2/4/8/16/32/64/128/256
24-bit
5nV/℃ (Gain = 128)
1ppm/℃
0.8mA
TSSOP-16
2 Differential Channels
4 Single End Channels
SIG24131
2.5SPS to 9600SPS
1/2/4/8/16/32/64/128/256
24-bit
5nV/℃ (Gain = 128)
1ppm/℃
0.8mA
TSSOP-20
4 Differential Channels
8 Single End Channels
SIG24132
2.5SPS to 9600SPS
1/2/4/8/16/32/64/128/256
24-bit
5nV/℃ (Gain = 128)
1ppm/℃
0.8mA
TSSOP-24
4 Differential Channels
8 Single End Channels
SIG16130
2.5SPS to 9600SPS
1/2/4/8/16/32/64/128/256
16-bit
5nV/℃ (Gain = 128)
1ppm/℃
0.8mA
TSSOP-16
2 Differential Channels
4 Single End Channels
SIG16131
2.5SPS to 9600SPS
1/2/4/8/16/32/64/128/256
16-bit
5nV/℃ (Gain = 128)
1ppm/℃
0.8mA
TSSOP-20
4 Differential Channels
8 Single End Channels
SIG16132
2.5SPS to 9600SPS
1/2/4/8/16/32/64/128/256
16-bit
5nV/℃ (Gain = 128)
1ppm/℃
0.8mA
TSSOP-24
4 Differential Channels
8 Single End Channels
SIG2432
10SPS to 2400SPS
1/2/4/8/16/32/64/128
24-bit
5nV/℃ (Gain = 128)
1ppm/℃
1.5mA
TSSOP-24
2 Differential Channels
SIG2430
10SPS to 2400SPS
1/2/4/8/16/32/64/128
24-bit
5nV/℃ (Gain = 128)
1ppm/℃
1.5mA
TSSOP-16
1 Differential Channel
SIG2030
10SPS to 1200SPS
1/2/4/8/16/32/64/128
20-bit
10nV/℃ (Gain = 128)
2ppm/℃
0.8mA
TSSOP-16
1 Differential Channel
SIG1232A
10SPS/80SPS
1/2/64/128
24-bit
5nV/℃ (Gain = 128)
1ppm/℃
1.5mA
TSSOP-24
2 Differential Channels
SIG1230A
10SPS/80SPS
64/128
20-bit
10nV/℃ (Gain = 128)
2ppm/℃
0.8mA
TSSOP-16
1 Differential Channel
SIG2012
10SPS
64/128
20-bit
10nV/℃ (Gain = 128)
2ppm/℃
0.8mA
TSSOP-16
1 Differential Channel
SIG24293
7.8SPS to 8000SPS
1/2/4/8/16/32/64/128
24-bit
5nV/℃ (Gain = 128)
1ppm/℃
1.3mA
TSSOP-16
4 Differential Channels
7 Single End Channels
SIG24294
7.8SPS to 8000SPS
1/2/4/8/16/32/64/128
24-bit
5nV/℃ (Gain = 128)
1ppm/℃
1.3mA
TSSOP-24
7 Differential Channels
13 Single End Channels

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zwsam 发表于 2023-12-26 11:10 | 显示全部楼层
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