MCP2021-330E/MF Microchip Technology, MCP2021-330E/MF Datasheet - Page 18

• Manufacturer Part Number: MCP2021-330E/MF
• Description: LIN COMPATIBLE DRIVER, 3.3V REGULATOR, -40C to +125C, 8-DFN, TUBE
• Manufacturer: Microchip Technology

MCP202X
2.3
DS22018C-page 18
AC CHARACTERISTICS
Bus Interface - Constant Slope Time Parameters
Slope rising and falling
edges
Propagation Delay of
Transmitter
Propagation Delay of
Receiver
Symmetry of Propagation
Delay of Receiver rising
edge w.r.t. falling edge
Symmetry of Propagation
Delay of Transmitter rising
edge w.r.t. falling edge
Time to sample of FAULT/
TXE for bus conflict reporting
Duty Cycle 1 @20.0kbit/sec
Duty Cycle 2 @20.0kbit/sec
Duty Cycle 3 @10.4kbit/sec
Duty Cycle 4 @10.4kbit/sec
AC Specification
Parameter
V
t
t
TRANSSYM
BB
t
TRANSPD
RECSYM
t
t
t
RECPD
SLOPE
FAULT
Sym
= 6.0V to 18.0V; T
Min.
39.6
40.1
-2.0
-2.0
3.5
—
—
—
—
—
A
= -40°C to +125°C
Typ.
—
—
—
—
—
—
—
—
—
—
Max.
58.1
56.6
22.5
32.5
4.0
6.0
2.0
2.0
—
—
Units
%t
%t
%t
%t
µs
µs
µs
µs
µs
µs
BIT
BIT
BIT
BIT
7.3V <= V
t
t
t
t
t
t
t
t
t
t
C
1 nF; 1 kΩ | 6.8 nF; 660Ω |
10 nF; 500Ω
TH
TH
V
D1 = t
C
1 nF; 1 kΩ | 6.8 nF; 660Ω |
10 nF; 500Ω
TH
TH
V
D2 = t
C
1 nF; 1 kΩ | 6.8 nF; 660Ω |
10 nF; 500Ω
TH
TH
V
D3 = t
C
1 nF; 1 kΩ | 6.8 nF; 660Ω |
10 nF; 500Ω
TH
TH
V
D4 = t
TRANSPD
TRANSPDF )
RECPD
RECPDF
RECSYM
RECPDR
TRANSSYM
TRANSPDR
FAULT
SLOPE
© 2008 Microchip Technology Inc.
BB
BB
BB
BB
BUS
BUS
BUS
BUS
REC
DOM
REC
DOM
REC
DOM
REC
DOM
=7.0V - 18V; t
=7.6V - 18V; t
=7.0V - 18V; t
=7.6V - 18V; t
;R
;R
;R
;R
BUS
BUS
BUS
BUS
(
(
(
(
Test Conditions
= max (t
+ t
(
(
(
(
= max (t
BUS
MAX
BUS
MAX
BUS
MAX
BUS
MAX
)
MAX
MAX
MAX
MAX
)
= max (t
= max (t
RECPD
_
_
_
_
BB
)
REC
REC
REC
REC
= max (t
) = 0.744 x V
) = 0.284 x V
) = 0.778 x V
) = 0.251 x V
) = 0.581 x V
) = 0.422 x V
) = 0.616 x V
) = 0.389 x V
conditions:
conditions:
conditions:
conditions:
<= 18V
(
(
(
(
TRANSPD
MIN
MAX
MIN
MAX
RECPDR
)
RECPDF
TRANSPDR
BIT
BIT
BIT
BIT
) / 2 x t
) / 2 x t
TRANSPDF
) / 2 x t
) / 2 x t
= 50 µs.
= 50 µs.
= 96 µs.
= 96 µs.
or
BB
BB
BB
BB
+
BB
BB
BB
BB
-
BIT
BIT
BIT
BIT
,
,
,
,
,
,
,
,
or
)
)
)
)
-