MCP2551 Microchip Technology, MCP2551 Datasheet - Page 11

• Manufacturer Part Number: MCP2551
• Description: High-Speed CAN Transceiver
• Manufacturer: Microchip Technology

2.3
AC Specifications
Param
2002 Microchip Technology Inc.
No.
Note 1: This parameter is periodically sampled and not 100% tested.
10
11
12
13
14
15
1
2
3
4
5
6
7
AC Characteristics
TtxR2pdt(res) TX Permanent Dominant
TbusD2rx(s) Bus dominant to RXD Low
TtxL2bus(d)
TtxH2bus(r)
TtxL2busZ
TtxL2rx(d)
TtxH2rx(r)
C
C
IN
IN
t
C
Sym
WAKE
t
f
SR
(
(
BIT
BIT
DIFF
CANH
CANL
)
)
Bit time
Bit frequency
Delay TXD to bus active
Delay TXD to bus inactive
Delay TXD to receive active
Delay TXD to receiver
inactive
CANH, CANL slew rate
Wake-up time from standby
(Rs pin)
(standby mode)
CANH; CANL input
capacitance
Differential input
capacitance
TX Permanent Dominant
Timer Disable Time
Timer Reset Time
Characteristic
Preliminary
Electrical Characteristics:
Industrial (I): T
Extended (E): T
1.25
Min
5.5
16
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
(typical)
(typical)
1000
Max
62.5
AMB
125
170
130
250
175
225
235
400
550
8.5
70
20
10
AMB
5
4
1
= -40°C to +85°CV
= -40°C to +125°CV
Units
V/µs
kHz
ms
ns
pF
pF
µs
ns
ns
ns
ns
ns
ns
ns
ns
µs
ns
µs
V
V
-40°C
V
-40°C
V
-40°C
V
-40°C
V
-40°C
R
-40°C
V
-40°C
R
-40°C
V
-40°C
R
Refer to Figure 1-1;
R
see Figure 2-6
V
1 Mbit/s data rate;
V
1 Mbit/s data rate
(Note 1)
Rising edge on TXD while
device is in permanent
dominant state
RS
RS
RS
RS
RS
RS
RS
RS
RS
TXD
S
S
S
S
= 47 k
= 47 k
= 47 k
= 47 k
= 0V
= 0V
= 0V
= 0V
= 0V
= 0V
= 0V
= 0V
= +4V; (see Figure 2-7)
= V
DD
MCP2551
DD
T
T
T
T
T
T
T
T
T
= 4.5V to 5.5V
Conditions
DD
AMB
AMB
AMB
AMB
AMB
AMB
AMB
AMB
AMB
= 4.5V to 5.5V
, (Note 1)
DS21667C-page 11
Note 1)
+125°C,
+85°C,
+125°C,
+125°C,
+125°C,
+85°C,
+85°C,
+125°C,
+125°C,