mc33661 Freescale Semiconductor, Inc, mc33661 Datasheet - Page 7

• Manufacturer Part Number: mc33661
• Description: Local Area Network Lin Enhanced Physical Interface With Selectable Slew Rate
• Manufacturer: Freescale Semiconductor, Inc

Table 4. Dynamic Electrical Characteristics
values noted reflect the approximate parameter means at T
Analog Integrated Circuit Device Data
Freescale Semiconductor
LIN OUTPUT TIMING CHARACTERISTICS FOR NORMAL MODE
LIN OUTPUT TIMING CHARACTERISTICS FOR SLOW MODE
LIN OUTPUT DRIVER FAST MODE
LIN PIN
LIN RECEIVER CHARACTERISTICS
Notes
Dominant Propagation Delay Time TXD to LIN
Recessive Propagation Delay Time TXD to LIN
Propagation Delay Time Symmetry
Dominant Propagation Delay Time TXD to LIN
Recessive Propagation Delay Time TXD to LIN
Propagation Delay Time Symmetry
LIN Fast Slew Rate (Programming Mode)
Overcurrent Shutdown Delay Time
Receiver Dominant Propagation Delay Time
Receiver Recessive Propagation Delay Time
Receiver Propagation Delay Time Symmetry
Characteristics noted under conditions 7.0 V ≤ V
6
7
8
Measurement Threshold (50% TXD to 58.1% V
Measurement Threshold (50% TXD to 28.4% V
Measurement Threshold (50% TXD to 42.2% V
Measurement Threshold (50% TXD to 74.4% V
t
t
Measurement Threshold (50% TXD to 61.6% V
Measurement Threshold (50% TXD to 25.1% V
Measurement Threshold (50% TXD to 38.9% V
Measurement Threshold (50% TXD to 77.8% V
t
t
Fast Slew Rate
LIN LOW to RXD LOW
LIN HIGH to RXD HIGH
t
DOM
DOM
DOM
DOM
RL
7.0 V ≤ V
This parameter is guaranteed by design; however, it is not production tested.
Measured between LIN signal threshold V
-
(MIN) to t
(MAX) to t
(
(
t
MIN
MAX
RH
) to t
) to t
SUP
REC
REC
REC
REC
≤ 18 V. Bus load R
(
(
(
MAX
MAX
(MIN)
MIN
)
)
)
Characteristic
(7)
0
DYNAMIC ELECTRICAL CHARACTERISTICS
and C
(8)
(8)
0
(6)
(6)
(6)
(6)
: 1.0 nF / 1.0 kΩ, 6.8 nF / 660 Ω, 10 nF / 500 Ω.
LINL
SUP)
SUP)
SUP)
SUP)
SUP)
SUP)
SUP)
SUP)
or V
SUP
LINH
≤ 18 V, - 40°C ≤ T
and 50% of RXD signal.
A
= 25°C under nominal conditions unless otherwise noted.
t
t
t
t
t
t
t
A
t
t
DOM
DOM
REC
REC
DOM
DOM
dv/dt fast
REC
OV-DELAY
Symbol
REC
t
≤ 125°C, GND = 0 V unless otherwise noted. Typical
R-SYM
dt
dt
t
t
dt
dt
RH
RL
(
(
1S
(
(
(
2S
(
(
(
MAX
1
2
MAX
MAX
MAX
MIN)
MIN
MIN)
MIN
)
)
)
)
)
)
DYNAMIC ELECTRICAL CHARACTERISTICS
- 10.44
- 10.44
- 21.88
- 21.88
- 2.0
Min
—
—
—
—
—
—
—
—
—
—
—
—
ELECTRICAL CHARACTERISTICS
Typ
3.5
3.5
15
10
—
—
—
—
—
—
—
—
—
—
—
—
—
17.44
17.44
Max
8.12
8.12
100
100
100
100
6.0
6.0
2.0
50
50
50
50
—
—
Unit
V/µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
33661
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