UJA1069TW24/3V3:51 NXP Semiconductors, UJA1069TW24/3V3:51 Datasheet - Page 16

• Manufacturer Part Number: UJA1069TW24/3V3:51
• Description: IC LIN FAIL-SAFE 24-HTSSOP
• Manufacturer: NXP Semiconductors

Specifications of UJA1069TW24/3V3:51

• Applications: Automotive
• Interface: LIN (Local Interconnect Network)
• Voltage - Supply: 3.3V
• Package / Case: 24-TSSOP Exposed Pad, 24-eTSSOP, 24-HTSSOP
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935280014518; UJA1069TW24/3V3-T; UJA1069TW24/3V3-T

NXP Semiconductors
UJA1069_3
Product data sheet
Pin RSTN is monitored for a continuously clamped LOW situation. Once the SBC pulls pin
RSTN HIGH but pin RSTN level remains LOW for longer than t
immediately enters Fail-safe mode since this indicates an application failure.
Fig 7. Reset pin behavior
Fig 8. Reset timing diagram
V
RSTN
V1
power-up
V
V
RSTN
RSTN
t
RSTNL
Rev. 03 — 10 September 2007
forced LOW
externally
RSTN
voltage
under-
RSTN externally forced LOW
t
RSTNL
t
t
RSTNL
RSTNL
watchdog
missing
access
t
RSTNL
voltage
under-
spike
t
WD(init)
LIN fail-safe system basis chip
t
WD(init)
RSTN(CLT)
001aad181
time
time
UJA1069
power-
© NXP B.V. 2007. All rights reserved.
down
, the SBC
V
V
rel(UV)(V1)
det(UV)(V1)
coa054
time
time
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