参数资料
型号: 90E23PYGI
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 模拟信号调理
英文描述: SPECIALTY ANALOG CIRCUIT, PDSO28
封装: GREEN, SSOP-28
文件页数: 30/54页
文件大小: 610K
代理商: 90E23PYGI
90E21/22/23/24
SINGLE-PHASE HIGH-PERFORMANCE WIDE-SPAN ENERGY METERING IC
Register
36
March 22, 2011
CS2
Checksum 2
Address: 3BH
Type: Read/Write
Default Value: 0000H
Bit
Name
Description
15 - 0
CS2[15:0]
The CS2 register should be written after the 31H-3AH registers are written. Suppose the high byte and the low byte of the 31H-
3AH registers are shown in below table.
The calculatiion of the CS2 register is as follows:
The low byte of 3BH register is: L3B=MOD(H31+H32+...+H3A+L31+L32+...+L3A, 2^8)
The high byte of 3BH register is: H3B=H31 XOR H32 XOR ... XOR H3A XOR L31 XOR L32 XOR ... XOR L3A
The 90E21/22/23/24 calculates CS2 regularly. If the value of the CS2 register and the calculation by the 90E21/22/23/24 is differ-
ent when AdjStart=8765H, the AdjErr[1:0] bits (SysStatus, 01H) are set.
Note:
The readout value of the CS2 register is the calculation by the 90E21/22/23/24, which is different from what is written.
15
14
13
12
11
10
9
8
CS2_15
CS2_14
CS2_13
CS2_12
CS2_11
CS2_10
CS2_9
CS2_8
765
432
1
0
CS2_7
CS2_6
CS2_5
CS2_4
CS2_3
CS2_2
CS2_1
CS2_0
Register Address
High Byte
Low Byte
31H
H31
L31
32H
H32
L32
33H
H33
L33
34H
H34
L34
35H
H35
L35
36H
H36
L36
37H
H37
L37
38H
H38
L38
39H
H39
L39
3AH
H3A
L3A
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90E23PYGI8 功能描述:电流和电力监控器、调节器 RoHS:否 制造商:STMicroelectronics 产品:Current Regulators 电源电压-最大:48 V 电源电压-最小:5.5 V 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:HPSO-8 封装:Reel
90E24PYGI 功能描述:电流和电力监控器、调节器 RoHS:否 制造商:STMicroelectronics 产品:Current Regulators 电源电压-最大:48 V 电源电压-最小:5.5 V 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:HPSO-8 封装:Reel
90E24PYGI8 功能描述:电流和电力监控器、调节器 RoHS:否 制造商:STMicroelectronics 产品:Current Regulators 电源电压-最大:48 V 电源电压-最小:5.5 V 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:HPSO-8 封装:Reel
90E25PYGI 功能描述:电流和电力监控器、调节器 FOR SINGLE PHASE METER RoHS:否 制造商:STMicroelectronics 产品:Current Regulators 电源电压-最大:48 V 电源电压-最小:5.5 V 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:HPSO-8 封装:Reel
90E25PYGI8 功能描述:电流和电力监控器、调节器 FOR SINGLE PHASE METER RoHS:否 制造商:STMicroelectronics 产品:Current Regulators 电源电压-最大:48 V 电源电压-最小:5.5 V 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:HPSO-8 封装:Reel