参数资料
型号: 71M6521FE-DB
厂商: Maxim Integrated Products
文件页数: 90/107页
文件大小: 0K
描述: BOARD DEMO FOR 71M6521FE
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
主要目的: 电源管理,电度表/功率表
嵌入式:
已用 IC / 零件: 71M6521
已供物品: 2 个板,线缆,CD,电源
71M6521DE/DH/FE Data Sheet
RECOMMENDED EXTERNAL COMPONENTS
CXL
NAME
C1
C2
CSYS
C2P5
XTAL
CXS ?
?
FROM
V3P3A
V3P3D
V3P3SYS
V2P5
XIN
XIN
XOUT
TO
AGND
DGND
DGND
DGND
XOUT
AGND
AGND
FUNCTION
Bypass capacitor for 3.3 V supply
Bypass capacitor for 3.3 V output
Bypass capacitor for V3P3SYS
Bypass capacitor for V2P5
32.768 kHz crystal – electrically similar to ECS
.327-12.5-17X or Vishay XT26T, load capaci-
tance 12.5 pF
Load capacitor for crystal (exact value depends
on crystal specifications and parasitic capaci-
tance of board).
VALUE
≥ 0.1 ± 20%
0.1 ± 20%
≥ 1.0 ± 30%
0.1 ± 20%
32.768
27 ± 10%
27 ± 10%
UNIT
μ F
μ F
μ F
μ F
kHz
pF
pF
Depending on trace capacitance, higher or lower values for CXS and CXL must be used. Capacitance from XIN to
?
GNDD and XOUT to GNDD (combining pin, trace and crystal capacitance) should be 35pF to 37pF.
RECOMMENDED OPERATING CONDITIONS
PARAMETER
3.3V Supply Voltage ( V3P3SYS, V3P3A )
V3P3A and V3P3SYS must be at the
same voltage
VBAT
Operating Temperature
CONDITION
Normal Operation
Battery Backup
No Battery
Battery Backup
BRN and LCD modes
SLEEP mode
MIN
3.0
0
3.0
2.0
-40
TYP MAX UNIT
3.3 3.6 V
3.6 V
Externally Connect to V3P3SYS
3.8 V
3.8 V
+85 oC
Maximum input voltage on DIO/SEG pins
configured as DIO input. *
MISSION mode
BROWNOUT mode
LCD mode
V3P3SYS+0.3
VBAT+0.3
VBAT+0.3
V
V
V
*Exceeding this limit will distort the LCD waveforms on other pins.
Page: 90 of 107
Rev 3
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71M6521FE-IGT 制造商:Maxim Integrated Products 功能描述:Metering Systems on a Chip - SoC Residential Energy Meter IC
71M6521FE-IGT/F 功能描述:计量片上系统 - SoC Residential Energy Meter IC RoHS:否 制造商:Maxim Integrated 核心:80515 MPU 处理器系列:71M6511 类型:Metering SoC 最大时钟频率:70 Hz 程序存储器大小:64 KB 数据 RAM 大小:7 KB 接口类型:UART 可编程输入/输出端数量:12 片上 ADC: 安装风格:SMD/SMT 封装 / 箱体:LQFP-64 封装:Reel
71M6521FE-IGT/F1 功能描述:计量片上系统 - SoC RoHS:否 制造商:Maxim Integrated 核心:80515 MPU 处理器系列:71M6511 类型:Metering SoC 最大时钟频率:70 Hz 程序存储器大小:64 KB 数据 RAM 大小:7 KB 接口类型:UART 可编程输入/输出端数量:12 片上 ADC: 安装风格:SMD/SMT 封装 / 箱体:LQFP-64 封装:Reel
71M6521FE-IGTR 制造商:Maxim Integrated Products 功能描述:Metering Systems on a Chip - SoC Residential Energy Meter IC
71M6521FE-IGTR/F 功能描述:计量片上系统 - SoC Residential Energy Meter IC RoHS:否 制造商:Maxim Integrated 核心:80515 MPU 处理器系列:71M6511 类型:Metering SoC 最大时钟频率:70 Hz 程序存储器大小:64 KB 数据 RAM 大小:7 KB 接口类型:UART 可编程输入/输出端数量:12 片上 ADC: 安装风格:SMD/SMT 封装 / 箱体:LQFP-64 封装:Reel