ZON P5S/P5SL和ZON M5S/M5SL SOC支持与CXEP2340系列独立远程传感器的可选接口，从而降低了物料清单成本并增强了可靠性。这些设备的特点是在激活和电池模式下的低功耗操作、48KB RAM和256KB或512KB闪存，可在仪表操作期间使用代码和/或数据进行编程™ P5S/P5SL（CXEP2344）和ZON M5S/M5SL（CXEP2344）是一种非常低功耗的多相和单相芯片计量系统（soc），由20MHz微处理器内核、带数字温度补偿的实时时钟（RTC）、闪存、LCD驱动器和单周期32×32乘法器（MAC）组成。七个（ZON P5S/P5SL）或四个（ZON M5S/M5SL）模拟输入，带有单独的24位delta sigma ADC、数字计量温度补偿、精密电压基准、带四个脉冲输出的32位计算引擎（CE），实现AES和DES加密的安全引擎支持范围广泛的智能计量应用，只需很少的外部组件。一系列完整的代码开发工具、演示代码和参考设计可以快速开发和认证符合所有ANSI、IEC标准的仪表，以及国际清算银行全球电力计量标准。
低功耗
在3.3V和20MHz的激活模式下，功耗小于5mA（典型值）
RTC补偿模式<3μA，SLP模式2.3μA
2.7V至3.6V工作电压
先进的AFE，具有卓越的精度和温度稳定性
电压参考温度系数（最大值）40ppm/℃
带专用温度补偿电路的RTC
片上数字温度传感器和电池监视器
24位二阶Delta Digma adc，带差分输入，支持CTs、Rogowski线圈和带分路器的单输入和双输入遥感器接口soc（CXEP2340）
可配置采样率高达10ksps/通道
在5000:1电流范围内，精度为±0.1%Wh
40Hz–70Hz线频率范围和相位补偿（±10°）
高度集成的产品功能和灵活的外围设备支持广泛的应用需求
单个32kHz晶体提供所有操作时钟
环境监测用低功耗5ksps辅助ADC
具有可编程频率、占空比和斜坡时间的两个PWM控制通道
两个触摸传感器开关输入
SPI和I2C主从机
安全引擎（3DES、AES）
5定时器
单周期32 x 32 MAC单元
4x 40/6x 38/8x 36液晶显示器，带自动老化功能
5个UART，1个带38kHz红外编码器/解码器），两个符合ISO 7816
[ CXEP2344 ]
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产品概述 返回TOP
产品特点 返回TOP
Low Power Consumption
Less Than 5mA (typ) Consumption at 3.3V and 20MHz in Active Mode
< 3μA in RTC Compensation Mode, 2.3μA in SLP Mode
2.7V to 3.6V Operating Voltage
Advanced AFE with Exceptional Accuracy and Temperature Stability
Voltage Reference Temperature Coefficient (max) 40ppm/°C
RTC with Dedicated Temperature Compensation Circuit
On-Chip Digital Temperature Sensor and Battery Monitor
24-Bit 2nd Order Delta-Digma ADCs with Differential Inputs Supporting CTs, Rogowski Coils and Both Single and Dual Input Remote Sensor Interface SoCs with Shunts ( CXEP2340)
Configurable Sampling Rate Up to 10ksps/Channel
±0.1% Wh Accuracy Over 5000:1 Current Range
40Hz–70Hz Line Frequency Range and Phase Compensation (±10°)
Highly Integrated Product Features and Flexible Peripherals Support Broad Application Needs
Single 32kHz Crystal Provides All Operating Clocks
Low-Power 5ksps Auxiliary ADC for Environmental Monitoring
Two PWM Control Channels with Programmable Frequency, Duty Cycle, and Ramp Time
Two Touch Sensor Switch Inputs
SPI and I2C Master and Slave
Security Engines (3DES, AES)
5 Timers
Single-Cycle 32 x 32 MAC Unit
4x 40/6x 38/8x 36 LCDs with Autopaging
5 UARTs, 1 with 38kHz IR Encoder/Decoder), Two Compliant with ISO 7816
应用范围 返回TOP
Energy Monitoring
Secure Meters
Smart Meters
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产品封装图 返回TOP
电路原理图 返回TOP
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Electricity Metering ICs |
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|
Part Number |
Phase |
Internal Flash(KB) |
Internal RAM(KB) |
Analog Input |
Sensor Inputs (Current+Voltage) |
MCU MIPS |
RTC |
LCD Driver Pixels(max) |
GPIO |
UARTs |
|
3P |
||||||||||
|
3P |
||||||||||
|
1P |
||||||||||
|
3P |
||||||||||
|
1P |
64 |
7 |
Singleend |
2SE + 1 |
5 |
Yes |
128 (32x4) |
12 |
2 |
|
|
1P |
64 |
7 |
Singleend |
2SE + 1 |
5 |
Yes |
128 (32x4) |
12 |
2 |
|
|
3P |
64 |
7 |
Singleend |
3SE + 3 |
5 |
Yes |
168 (42x4) |
22 |
2 |
|
|
3P |
64 |
7 |
Singleend |
3SE + 3 |
5 |
Yes |
168 (42x4) |
22 |
2 |
|
|
3P |
64 |
7 |
Singleend |
3SE + 3 |
5 |
Yes |
8 |
1 |
||
|
1P/2P |
128 |
4 |
Singleend |
2SE + 2 |
10 |
Yes |
156 (39x4) |
22 |
2 |
|
|
1P/2P |
256 |
4 |
Singleend |
2SE + 2 |
10 |
Yes |
156 (39x4) |
22 |
2 |
|
|
1P/2P |
128 |
4 |
Differential |
2D + 2 |
10 |
Yes |
268 (67x4) |
43 |
2 |
|
|
1P/2P |
256 |
4 |
Differential |
2D + 2 |
10 |
Yes |
268 (67x4) |
43 |
2 |
|
|
3P |
128 |
4 |
Differential |
4D + 3 |
10 |
Yes |
228 (57x4) |
39 |
2 |
|
|
3P |
128 |
4 |
Differential |
4D + 3 |
10 |
Yes |
228 (57x4) |
39 |
2 |
|
|
3P |
128 |
4 |
Differential |
4D + 3 |
10 |
Yes |
300 (75x4) |
52 |
2 |
|
|
3P |
256 |
4 |
Differential |
4D + 3 |
10 |
Yes |
300 (75x4) |
52 |
2 |
|
|
1P |
32 |
3 |
Differential |
2D + 1 |
5 |
Yes |
222 (37x6) |
30 |
2 |
|
|
1P |
64 |
5 |
Differential |
2D + 1 |
5 |
Yes |
222 (37x6) |
30 |
2 |
|
|
1P |
128 |
5 |
Differential |
2D + 1 |
5 |
Yes |
222 (37x6) |
30 |
2 |
|
|
1P/2P |
64 |
5 |
Differential |
2D + 2 |
5 |
Yes |
336 (56x6) |
51 |
2 |
|
|
1P/2P |
128 |
5 |
Differential |
2D + 2 |
5 |
Yes |
336 (56x6) |
51 |
2 |
|
|
3P |
64 |
5 |
Differential |
4D + 3 |
5 |
Yes |
336 (56x6) |
51 |
2 |
|
|
3P |
128 |
5 |
Differential |
4D + 3 |
5 |
Yes |
336 (56x6) |
51 |
2 |
|
|
3P |
128 |
5 |
Differential |
4D + 3 |
5 |
Yes |
336 (56x6) |
51 |
2 |
|
|
3P |
64 |
5 |
Differential |
4D + 3 |
5 |
Yes |
336 (56x6) |
51 |
2 |
|
|
3P |
64 |
5 |
Differential |
4D + 3 |
5 |
Yes |
29 |
1 |
||
|
3P |
64 |
5 |
Differential |
4D + 3 |
5 |
Yes |
29 |
1 |
||
|
1P |
||||||||||
|
1P ,3P |
0 |
0 |
Differential |
2D |
300(50x6) |
70 |
0 |
|||
|
1P/2P |
64 |
8 |
Differential |
2D + 2 |
10 |
Yes |
156(39x4) 190(38X5) 222(37x6) |
39 |
3 |
|
|
1P/2P |
128 |
8 |
Differential |
2D + 2 |
10 |
Yes |
156(39x4) 190(38X5) 222(37x6) |
39 |
3 |
|
|
1P |
256 |
48 |
Differential |
4D + 3SE |
20 |
Yes |
160(40x4) 228(38x6) 288(36x8) |
88 |
5 |
|
|
1P |
512 |
48 |
Differential |
4D + 3SE |
20 |
Yes |
160(40x4) 228(38x6) 288(36x8) |
88 |
5 |
|
|
3P |
256 |
48 |
Differential |
4D + 3SE |
20 |
Yes |
160(40x4) 228(38x6) 288(36x8) |
88 |
5 |
|
|
3P |
512 |
48 |
Differential |
4D + 3SE |
20 |
Yes |
160(40x4) 228(38x6) 288(36x8) |
88 |
5 |
|
|
1P 1P/2P |
1024 |
128 |
Differential |
2D + 2 |
54 |
Yes |
300(50x6) |
70 |
7 |
|
|
3P |
1024 |
128 |
Differential |
4D + 3SE |
54 |
Yes |
300(50x6) |
70 |
8 |
|
|
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