Product data

UJA1167 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 2 — 18 April 2014 7 of 60
NXP Semiconductors
UJA1167
Mini high-speed CAN system basis chip with Standby/Sleep modes &
watchdog
6.1.1.3 Sleep mode
Sleep mode is the second-level power-saving mode of the UJA1167. The difference
between Sleep and Standby modes is that V1 is off in Sleep mode.
Fig 3. UJA1167 system controller state diagram
NORMAL
STANDBY
MC = Sleep &
no wake-up pending &
wake-up enabled &
SLPC = 0
MC = Sleep &
no wake-up pending &
wake-up enabled &
SLPC = 0
MC = Normal
MC = Standby
015aaa270
SLEEP
no overtemperature
OVERTEMP
RSTN = HIGH
overtemperature event
from any mode except Off & Sleep
RESET
power-on
OFF
from any mode
V
BAT
undervoltage
V1 undervoltage
any reset event
FORCED
NORMAL
from RESET mode
if FNMC = 1
any reset event
from Normal or Standby
MC = Sleep &
(wake-up pending OR
wake-up disabled)
wake-up event
MTP programming completed or
MTP factory presets restored