mc33889 Freescale Semiconductor, Inc, mc33889 Datasheet - Page 2

• Manufacturer Part Number: mc33889
• Description: System Basis Chip With Low Speed Fault Tolerant Can Interface
• Manufacturer: Freescale Semiconductor, Inc

2
33889
DEVICE VARIATIONS
Table 1. Device Variations Between the 33889D and 33889B Versions
DEVICE BEHAVIOR
Notes
Differential Receiver, Recessive To Dominant Threshold
(By Definition, V
Differential Receiver, Dominant To Recessive Threshold
(Bus Failures 1, 2, 5)
CANH Output Current (V
CANL Output Current (V
Detection threshold for Short circuit to Battery voltage
loop time Tx to Rx, no bus failure, ISO configuration
loop time Tx to Rx, with bus failure, ISO configuration
loop time Tx to Rx, with bus failure and +-1.5V gnd shift,
5 node network, ISO configuration
Minimum Dominant time for Wake up on CANL or CANH
(Tem Vbat mode)
T2SPI timing
CANH or CANL open wire recovery principle
Rx behavior in TermVbat mode
1.
2.
This datasheet uses the term 33889 in the inclusive sense, referring to both the D version (33889D) and the B version (33689B).
The 33889D and 33889B versions are nearly identical. However, where variations in characteristic occur, these items will be separated
onto individual lines.
DIFF
= V
Parameters
CANH
CANL
CANH
-V
= 14 V; TX = 0.0)
= 0; TX = 0.0)
CANL
)
DEVICE VARIATIONS
tLOOPRD/DR-F+GS
Reference
Reference
tLOOPRD-F
tLOOPRD
Symbol
tWAKE
V
V
Vcanh
I
T2spi
I
CANH
CANL
DIFF1
DIFF2
MC33889B: on page
MC33889D: on page
33
34
Trait
Max
Max
Max
Max
max
max
max
max
(1)
Min
Typ
Min
Typ
Min
Typ
Min
Typ
min
min
typ
Rx recessive, no pulse Rx recessive, dominant
not specified, 25us
consecutive pulses
MC33889B
spec applied
Vsup/2 + 5V
after 4 non
Analog Integrated Circuit Device Data
110 mA
135 mA
50 mA
75 mA
50 mA
90 mA
3.2 V
2.6 V
2.1 V
3.2 V
2.6 V
2.1 V
N/A
N/A
N/A
N/A
N/A
30
Device Part Number
(2)
Freescale Semiconductor
after 4 consecutive
pulse to signal bus
Vsup/2 + 4.55V
MC33889D
100 mA
130 mA
140 mA
170 mA
50 mA
50 mA
pulses
1.5us
1.9us
3.6us
traffic
3.5 V
3.0 V
2.5 V
3.5 V
3.0 V
2.5 V
25us
16
30
8
(2)