mc9s12vr48 Freescale Semiconductor, Inc, mc9s12vr48 Datasheet - Page 538

• Manufacturer Part Number: mc9s12vr48
• Description: S12 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

LINPHY Electrical Specifications
G.3
538
Characteristics noted under conditions 7V ≤ VSUP ≤ 18 V, -40˚C ≤ T
reflect the approximate parameter mean at T
Num
LIN PHYSICAL LAYER: DRIVER CHARACTERISTICS FOR NOMINAL SLEW RATE - 20.0KBIT/S
1
10
11
12
13
14
15
16
17
For 3.5V<=VSUP<7V, the LINPHY is still working but with degraded parametrics.
1
2
3
4
5
6
7
8
9
C
D
D
D
D
D
T
P
P
T
T
P
P
P
P
P
P
P
Dynamic Electrical Characteristics
Over-current masking window (IRC trimmed at 1MHz)
Current consumption, standby (VSUP=12V, VDDX =
5V, VDDA = 5V, VDD = 1.8V, Tj = 25 C)
Symmetry of receiver propagation delay rising edge
Current limitation into the LIN pin in dominant state
Rising/falling edge time (min to max / max to min)
(GND
Input leakage current when ground disconnected
Minimum duration of wake-up pulse generating a
Input leakage current when battery disconnected
(8V<V
Device
BAT
Table G-3. Dynamic electrical characteristics of the LINPHY
Input leakage current in recessive state
Input leakage current in dominant state
= VSUP, 0V<V
<18V, 8V<V
(V
SUP_Device
V
Ratings
BUS_CNT
Propagation delay of receiver
MC9S12VR Family Reference Manual,
Preliminary - Subject to Change Without Notice
Capacitance of slave node
BUS
(V
Receiver recessive state
Receiver dominant state
V
BUS
BUS
Internal pull-up (slave)
= GND, 0<V
A
HYS
<18V, V
=(V
= 25˚C under nominal conditions unless otherwise noted.
<18V, V
= 0V, V
wake-up interrupt
= V
w.r.t. falling edge
th_dom
on chip VSUP
th_rec
BUS
+ V
BAT
BAT
BUS
on VDDX
on VDDA
>= V
-V
on VDD
th_rec
= 12V)
= 12V)
<18V)
th_dom
BAT
)/2
)
J
≤ 150˚C unless otherwise noted
I
I
I
I
BUS_PAS_dom
BUS_NO_GND
BUS_NO_BAT
BUS_PAS_rec
V
V
I
Symbol
V
BUS_LIM
BUS_CNT
t
t
t
BUSdom
C
R
t
rx_sym
OCLIM
V
WUFR
BUSrec
rx_pd
t
slave
slave
rise
HYS
Rev. 2.2
0.475
Min
0.6
56
15
40
20
-2
-1
-1
Typ
220
3.7
5.8
0.5
72
Freescale Semiconductor
30
1
8
0
0
. Typical values noted
0.525
0.175
Max
200
100
250
120
0.4
20
60
17
1
6
2
V
V
V
V
Unit
mA
mA
mA
µA
µA
µA
µA
µA
µA
kΩ
pF
SUP
SUP
SUP
SUP
µs
µs
µs
µs
µs