RESET AND WATCHDOG PINS, SOFTWARE WATCHDOG OPER" />
參數(shù)資料
型號： MCZ33989EGR2
廠商： Freescale Semiconductor
文件頁數(shù)： 17/72頁
文件大小： 0K
描述： IC SYSTEM BASIS CHIP CAN 28-SOIC
標準包裝： 1,000
系列： *
應用： *
接口： *
電源電壓： *
封裝/外殼： 28-SOIC（0.295"，7.50mm 寬）
供應商設備封裝： 28-SOIC W
包裝： 帶卷 (TR)
安裝類型： 表面貼裝
Analog Integrated Circuit Device Data
24
Freescale Semiconductor
33989
FUNCTIONAL DEVICE OPERATION
RESET AND WATCHDOG PINS, SOFTWARE WATCHDOG OPERATIONS
Table 6. Table of Operation
Mode
Voltage Regulator
HS1 Switch
Wake-up
Capabilities
(if enabled)
Reset Pin
INT
Software
Watchdog
CAN Cell
Normal
Request
VDD1:ON
V2:OFF
HS1:OFF
—
Low for Reset-DUR
Time, then High
—
Normal
VDD1:ON
V2:ON
HS1:Controllable
—
Normally High
Active Low if WD or
VDD1 undervoltage
occurs (and mode 1
selected)
If Enabled, Signal
Failure (VDD1 Pre-
Warning Temp,
CAN, HS1)
Running
Tx/Rx
Standby
VDD1:ON
V2:OFF
HS1:Controllable
—
Same as Normal
Mode
Same as Normal
Mode
Running
Low Power
Stop
VDD1:ON
(Limited Current
Capability)
V2:OFF
HS1:OFF or Cyclic
CAN
SPI
L0:L3
Cyclic Sense
Forced Wake-up
IDD1 Over Current
Normally High
Active Low if WD
or VDD1
Undervoltage
Occurs
Signal SBC Wake-
up and
IDD > IDD1S/WU
(Not Maskable)
Running if Enabled
Not Running if
Disabled
Low Power
Wake-up Capability
if Enabled
Sleep
VDD1:OFF
V2:OFF
HS1:OFF or Cyclic
CAN
SPI
L0:L3
Cyclic Sense
Forced Wake-up
Low
Not Active
Not Running
Low Power
Wake-up Capability
if Enabled
Debug
Normal
Same as Normal
—
Normally High
Active Low if VDD1
Undervoltage
Occurs
Same as Normal
Not Running
Same as Normal
Debug
Standby
Same as Standby
—
Normally High
Active Low if VDD1
Undervoltage
Occurs
Same as Standby
Not Running
Same as Standby
Stop Debug
Same as Stop
Normally High
Active Low if VDD1
Undervoltage
Occurs
Same as Stop
Not Running
Same as Stop
Flash
Programming
Forced Externally
—
Not Operating
Notes
28.
Always enable.
29.
If enabled.
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