MCZ33689DEW Freescale Semiconductor, MCZ33689DEW Datasheet - Page 26

• Manufacturer Part Number: MCZ33689DEW
• Description: IC SYSTEM BASIS CHIP LIN 32-SOIC
• Manufacturer: Freescale Semiconductor

Specifications of MCZ33689DEW

• Applications: Automotive
• Current - Supply: 5mA
• Voltage - Supply: 5.5 V ~ 18 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 32-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SPI Register: Read Control Bits
INTSCR — Register Content Flags or Interrupt Source
register contents reflect the flags or an interrupt / wake-up
source.
VSOV — Overvoltage Flag Bit, VSUV / BATFAIL — Under-
voltage Flag Bit, VDDT — VDD Voltage Regulator Status
Flag Bit, and HSST — High-Side Status Flag Bit
flags:
• VSOV flag is set on an overvoltage condition.
• VSUV/BATFAIL flag is set on an undervoltage condition.
• VDDT flag is set as pre-warning in case of an
• HSST flag is set on overtemperature conditions on one of
L2 and L1 — Wake-Up Inputs L2 and L1 Status Flag Bit
status of the L2 and L1 input pins and indicate the wake-up
source.
26
33689
FUNCTIONAL DESCRIPTION
FUNCTIONAL DEVICE OPERATION
VSOV
The INTSCR bit, as shown in
Table 11
overtemperature condition on the voltage regulator.
the high-side outputs.
The L2 and L1 flags, as shown in
INTSCR
Table 11. Over- and Undervoltage, VDD Voltage Regulator, and High-Side Status Flag Bits (D5, D4, D3, and D2)
0
1
0
1
indicates the register contents of the following
V
V
SUP
SUP
Description
Table 9. Interrupt Status (D7)
SPI word read reflects the interrupt or wake-up
below 19 V
above 18 V
L2
0
1
SPI word read reflects the flag state
Table 12. Switch Input Wake-Up and Real Time Status (D1 and D0)
(first register read after wake-up)
L2 input HIGH or wake-up by L2
Description
BATFAIL
Table
VSUV/
source
0
1
Table
L2 input LOW
Description
9, indicates if the
12, reflect the
V
V
SUP
SUP
Description
above 6.0 V
below 6.0 V
L1
0
1
VDDT
LINWU / LINFAIL — LIN Bus Status Flag Bit
overcurrent/overtemperature in accordance with
0
1
LINFAIL
This bit indicates a LIN wake-up condition or a LIN
LINWU/
0
1
VDD overtemperature
No overtemperature
(first register read after wake-up)
L1 input HIGH or wake-up by L1
Description
pre-warning
Table 10. LIN Bus Status (D6)
LIN bus wake-up occurred or LIN overcurrent /
L1 input LOW
Description
Analog Integrated Circuit Device Data
No LIN bus wake-up
overtemperature
Description
HSST
0
1
Freescale Semiconductor
No overtemperature
HS1, HS2, or HS3
(overtemperature)
or
Description
failure
OFF
HS
Table
10.