参数资料
型号: MCZ33989EG
厂商: Freescale Semiconductor
文件页数: 50/72页
文件大小: 0K
描述: IC SYSTEM BASIS CHIP CAN 28-SOIC
标准包装: 26
系列: *
应用: *
接口: *
电源电压: *
封装/外壳: 28-SOIC(0.295",7.50mm 宽)
供应商设备封装: 28-SOIC W
包装: 管件
安装类型: 表面贴装
Analog Integrated Circuit Device Data
54
Freescale Semiconductor
33989
TYPICAL APPLICATIONS
SUPPLEMENTAL APPLICATION NOTES
CAN Wake-up Report in the SPI Registers
After a CAN wake-up, a flag is set in the CAN register. Bit CAN-WU reports a CAN wake-up event while the SBC was in sleep,
stop, normal or standby mode. This bit is set until the CAN is set by the SPI command in normal mode and CAN register read.
Pattern Wake-up
In order to wake-up the CAN interface, the following criteria must be fulfilled:
The CAN interface wake-up receiver must receive a series of 3 consecutive valid dominant pulses, each of them has to be
longer than 500 ns and shorter than 500
s.
The distance between 2 pulses must be lower than 500
s and the three pulse must occur within a time frame of 1.0 ms.
Figure 40. Pattern Wake-up
The following figure illustrates the SBC key signals when a CAN wake-up occurs in Sleep or Stop mode.
Figure 41. SBC Key Signals
CANL
CANH
TX
RX
GND
2.5V
CANL-DOM
CANH-DOM
CANL/CANH-REC
MC33989 CAN in Tx Rx mode
MC33989 CAN in Sleep mode (wake-up enable)
Incoming CAN message
CANL-DOM
CANH-DOM
CANL-DOM
CANH-DOM
CANL-DOM
CANH-DOM
WU receiver
Internal wake-up signal
min 500ns
max 500us
CAN bus sleep state
Pulse # 1
Pulse # 2
Pulse # 3
CAN wake-up: SBC in sleep mode. V1 turn on.
CAN wake-up: SBC in stop mode. INT pulse
TX sending node.
VDD start
CAN bus
INT
Terminal
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相关代理商/技术参数
参数描述
MCZ33989EG 制造商:Freescale Semiconductor 功能描述:IC SYSTEM BASIS W/CAN TRANCEIVER
MCZ33989EGR2 功能描述:网络控制器与处理器 IC SBC-HS RoHS:否 制造商:Micrel 产品:Controller Area Network (CAN) 收发器数量: 数据速率: 电源电流(最大值):595 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PBGA-400 封装:Tray
MCZ33990EF 功能描述:网络控制器与处理器 IC CLASS B SERIAL TRANS. RoHS:否 制造商:Micrel 产品:Controller Area Network (CAN) 收发器数量: 数据速率: 电源电流(最大值):595 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PBGA-400 封装:Tray
MCZ33990EF 制造商:Freescale Semiconductor 功能描述:TRANCEIVER J-1850 CLASS B 8SOIC
MCZ33990EF/R2 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:Enhanced Class B Serial Transceiver