参数资料
型号: MAX71020AEUI+
厂商: Maxim Integrated
文件页数: 21/35页
文件大小: 0K
描述: IC ENERGY METER 1PH 28TSSOP
标准包装: 50
输入阻抗: 50 千欧 ~ 100 千欧
测量误差: 0.5%
电压 - 高输入/输出: 2V
电压 - 低输入/输出: 0.8V
电流 - 电源: 4.3mA
电源电压: 2.8 V ~ 3.6 V
测量仪表类型: 单相
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 28-TSSOP
包装: 管件
MAX71020
Single-Chip Electricity Meter AFE
Table 7. Register Map (continued)
NAME
BYTE
ADDRESS
R/W
DEFAULT
VALUE
DESCRIPTION
LOADED
BY
Linear coefficient for temperature compensation. A
PPMC
0x01B
R/W
0x0000 0000
default coefficient can be established by copying
Host
PPMCATE into PPMC.
Quadratic coefficient for temperature compensation.
PPMC2
0x01C
R/W
0x0000 0000
A default coefficient can be obtained by copying
Host
PPMC2ATE into PPMC2.
PPMCATE
PPMC2ATE
0x01D
0x01E
R/W
R/W
Varies
Varies
Linear coefficient for temperature compensation from ATE
Quadratic coefficient for temperature compensation
from ATE
LE
LE
Configuration r egister     for CE operation
BIT
0
1
7:2
NAME
PULSE_SLOW
PULSE_FAST
Reserved
DESCRIPTION
Reduces pulse output rate
by a factor of 64. Must not
be used with PULSE_FAST.
Increases pulse output rate
by a factor of 16. Must not
be used with PULSE_SLOW.
Number of consecutive
CECONFIG
0x020
R/W
0x0030 3301
19:8
SAG_CNT
samples below SAG_THR
before sag event is declared.
Host
20
21
22
23
24
SAG_INT
EDGE_INT
EXT_TEMP
PULSE_SELECT
CREEP
Enables sag detect output on
YPULSE
Enables zero-crossing output
on XPULSE
External control of GAIN_
ADJn if set
Selector for Wh and VARh
pulse generators (0 = phase
A, 1 = phase B)
1 if meter is in creep mode
WRATE
KVAR
SUM_PRE
SAG_THR
QUANT_V0
0x021
0x022
0x023
0x024
0x025
R/W
R/W
R/W
R/W
R/W
0x0000 441E
0x0000 192C
0x0000 09D8
0x016D 2490
0x0000 0000
Sets the meter constant for pulse outputs. See the
Pulse Generation section.
Internal scaling factor for VARh measurements.
= 2520. For information only. This location is not used
by the code.
Voltage threshold for sag warnings. See the CE Status
and Control section
Truncation/noise compensation for voltage in phase A
Host
LE
Host
Host
Host
Maxim Integrated
21
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参数描述
MAX71020AEUI+ 功能描述:电信线路管理 IC Single-Chip AFE Electricity Meter RoHS:否 制造商:STMicroelectronics 产品:PHY 接口类型:UART 电源电压-最大:18 V 电源电压-最小:8 V 电源电流:30 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:VFQFPN-48 封装:Tray
MAX71020AEUI+R 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Single-Chip Electricity Meter AFE
MAX710C/D 功能描述:直流/直流开关转换器 3.3V/5V or Adjustable Step-Up Step-Down DC-DC Converters RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT
MAX710C/D DIE 制造商:Maxim Integrated Products 功能描述:
MAX710ESE 功能描述:直流/直流开关转换器 3.3/5V or Adjustable Step-Up Step-Down RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT