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: 25/54页
文件大小: 610K
代理商: 90E23PYGI
90E21/22/23/24
SINGLE-PHASE HIGH-PERFORMANCE WIDE-SPAN ENERGY METERING IC
Register
31
March 22, 2011
CS1
Checksum 1
Address: 2CH
Type: Read/Write
Default Value: 0000H
Bit
Name
Description
15 - 0
CS1[15:0]
The CS1 register should be written after the 21H-2BH registers are written. Suppose the high byte and the low byte of the 21H-
2BH registers are shown in below table.
The calculatiion of the CS1 register is as follows:
The low byte of 2CH register is: L2C=MOD(H21+H22+...+H2B+L21+L22+...+L2B, 2^8)
The high byte of 2CH register is: H2C=H21 XOR H22 XOR ... XOR H2B XOR L21 XOR L22 XOR ... XOR L2B
The 90E21/22/23/24 calculates CS1 regularly. If the value of the CS1 register and the calculation by the 90E21/22/23/24 is differ-
ent when CalStart=8765H, the CalErr[1:0] bits (SysStatus, 01H) are set and the WarnOut and IRQ pins are asserted.
Note:
The readout value of the CS1 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
CS1_15
CS1_14
CS1_13
CS1_12
CS1_11
CS1_10
CS1_9
CS1_8
765
432
1
0
CS1_7
CS1_6
CS1_5
CS1_4
CS1_3
CS1_2
CS1_1
CS1_0
Register Address
High Byte
Low Byte
21H
H21
L21
22H
H22
L22
23H
H23
L23
24H
H24
L24
25H
H25
L25
26H
H26
L26
27H
H27
L27
28H
H28
L28
29H
H29
L29
2AH
H2A
L2A
2BH
H2B
L2B
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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