mc33911 Freescale Semiconductor, Inc, mc33911 Datasheet - Page 14

• Manufacturer Part Number: mc33911
• Description: Mc33911 Lin System Basis Chip With Dc Motor Pre-driver
• Manufacturer: Freescale Semiconductor, Inc

Table 4. Dynamic Electrical Characteristics (continued)
34911, otherwise noted. Typical values noted reflect the approximate parameter mean at T
unless otherwise noted.
14
33911
ELECTRICAL CHARACTERISTICS
DYNAMIC ELECTRICAL CHARACTERISTICS
L1 AND L2 INPUTS
STATE MACHINE TIMING
LIN PHYSICAL LAYER: DRIVER CHARACTERISTICS FOR NORMAL SLEW RATE - 20.0KBIT/SEC
LIN PHYSICAL LAYER: DRIVER CHARACTERISTICS FOR SLOW SLEW RATE - 10.4KBIT/SEC
Notes
Wake-Up Filter Time
Delay Between
Command) and Stop Mode Activation
Normal Request Mode Timeout (see
Delay Between SPI Command and HS /LS Turn On
Delay Between SPI Command and HS /LS Turn Off
Delay Between Normal Request and Normal Mode After a Watchdog Trigger
Command (Normal Request Mode)
Delay Between
Minimum Time Between Rising and Falling Edge on the
Duty Cycle 1: D1 = t
Duty Cycle 2: D2 = t
Duty Cycle 3: D3 = t
Duty Cycle 4: D4 = t
44.
45.
46.
47.
48.
Characteristics noted under conditions 5.5V ≤ V
9V < V
9V < V
Normal Request Mode, VDD ON and
First Accepted SPI Command
7.0V
7.6V
7.0V
7.6V
This parameter is guaranteed by process monitoring but not production tested.
Delay between turn on or off command (rising edge on CS) and HS or LS ON or OFF, excluding rise or fall time due to an external load.
Bus load R
defined at each parameter. See
See
See
≤
≤
≤
≤
SUP
SUP
V
V
V
V
Figure
Figure
SUP
SUP
SUP
SUP
< 27V
< 27V
CS
CS
≤
≤
≤
≤
BUS
7, page 17.
8, page 17.
18V
18V
18V
18V
LOW-to-HIGH Transition (at the End of a SPI Stop
Wake-Up (
BUS_REC(MIN)
BUS_REC(MAX)
BUS_REC(MIN)
BUS_REC(MAX)
and C
BUS
CS
Characteristic
1.0nF / 1.0kΩ, 6.8nF / 660Ω, 10nF / 500Ω. Measurement thresholds: 50% of TXD signal to LIN signal threshold
/(2 x t
/(2 x t
LOW to HIGH) in Stop Mode and:
/(2 x t
/(2 x t
(44)
Figure
(44)
Figure
BIT
BIT
BIT
BIT
RST
), t
), t
), t
), t
12, page
BIT
BIT
BIT
BIT
HIGH
6, page 17.
= 50µs
= 96µs
= 50µs
= 96µs
(45)
(45)
19
SUP
)
CS
≤ 18V, -40°C ≤ T
A
t
Symbol
≤ 125°C for the 33911 and -40°C ≤ T
NR TOUT
t
t
t
t
t
t
SNR2N
t
WUSPI
S-
WUCS
t
STOP
S-
WUF
2
D1
D2
D3
D4
OFF
CS
ON
0.396
0.417
Min
110
8.0
9.0
4.0
90
—
—
–
–
–
–
Analog Integrated Circuit Device Data
(46),
A
(46),
= 25°C under nominal conditions,
(48)
(47)
Typ
150
20
15
—
—
—
—
—
—
–
–
–
–
Freescale Semiconductor
0.581
0.590
Max
205
N/A
5.0
38
10
10
10
80
—
—
—
A
≤ 85°C for the
Unit
ms
µs
µs
µs
µs
µs
µs
µs
µs
µs