MCZ33905BD3EK Freescale Semiconductor, MCZ33905BD3EK Datasheet - Page 83

• Manufacturer Part Number: MCZ33905BD3EK
• Description: 3.3V SBC HSCAN DUAL LIN
• Manufacturer: Freescale Semiconductor
• Series: -r

Specifications of MCZ33905BD3EK

• Main Purpose: Power Management, System Interface
• Embedded: No
• Utilized Ic / Part: MCZ33905
• Primary Attributes: CAN Transceiver, Dual LIN
• Secondary Attributes: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Table 38. Flag Descriptions
INT
Analog Integrated Circuit Device Data
Freescale Semiconductor
INT request
RST high
DBG resistor
V
PREWARNING
V
V
VOLTAGE
V
VOLTAGE
V
>100 ms
V
V
3.3 V)
Device P/N1
and 0
Device id 4 to
0
RST low
>100 ms
Multiple
Resets
W/D refresh
failure
DD TEMP
DD UV
DD OVER-
AUX_OVER-
DD LOW
DD LOW
DD
(5.0 V or
Description
Set / Reset condition
Description
Set / Reset condition
Description
Set / Reset condition
Description
Set / Reset condition
Description
Set / Reset condition
Description
Set / Reset condition
Description
Set / Reset condition
Description
Set / Reset condition
Description
Set / Reset condition
Description
Set / Reset condition
Description
Set / Reset condition
Description
Set / Reset condition
Description
Set / Reset condition
Description
Set / Reset condition
Description
Set / Reset condition
Flag
Report that INT source is an INT request from a SPI command.
Set: INT occurred. Reset: flag read (SPI)
Report that RST pin is shorted to high voltage.
Set: RST failure detection. Reset: flag read.
Report that the resistor at DBG pin is different from expected (different from SPI register content).
Set: failure detected. Reset: correct resistor and flag read (SPI).
Report that the V
Set: V
(SPI)
Reports that VDD pin is lower than the V
Set: VDD below threshold for t >100 μs typ. Reset: V
Reports that VDD pin is higher than the typ V
function is selected in INIT register.
Set: VDD above threshold for t >100 μs typ. Reset: V
Reports that VAUX pin is higher than the typ V
function is selected in INIT register.
Set: V
Reports that VDD pin is lower than the VDD
Set: VDD below threshold for t >100 ms typ. Reset: V
Report that V
Set: V
0: mean 3.3V V
1: mean 5V V
N/A
Describe the device part number:
00: MC33903
01: MC33904
10: MC33905S
11: MC333905D
N/A
Describe the silicon revision number
10001: silicon revision 3.0
10010: silicon revision 3.1
10011: silicon revision 3.2
N/A
Report that the RESET pin has detected a low level, longer than 100 ms (Reset permanent low)
Set: after detection of reset low pulse. Reset: Reset pulse terminated and flag read (SPI)
Report that the more than 8 consecutive reset pulses occurred, due to missing or wrong W/D refresh.
Set: after detection of multiple reset pulses. Reset: flag read (SPI)
Report that a wrong or missing W/D failure occurred.
Set: failure detected. reset: flag read (SPI)
DD
AUX
DD
thermal sensor above threshold. Reset: V
below threshold. Reset: fag read (SPI)
above threshold for t >100 μs typ. Reset: V
DD
D
D version
DD
is below V
DD
version
has reached over-temperature prewarning threshold.
DD
under-voltage threshold.
DDUV
Description
UV
DD
threshold.
AUX
threshold for a time longer than 100 ms
+ 0.6 V threshold. I/O-1 can be turned OFF if this
+ 0.6 V threshold. I/O-1 can be turned OFF if this
DD
DD
DD
DD
AUX
thermal sensor below threshold and flag read
above threshold and flag read (SPI)
below threshold and flag read (SPI)
above threshold and flag read (SPI)
below threshold and flag read (SPI)
SERIAL PERIPHERAL INTERFACE
FLAGS AND DEVICE STATUS
33903/4/5
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