TCAN1042-Q1_17 Datasheet, PDF (11/40 Pages) Texas Instruments – Automotive Fault Protected CAN Transceiver with CAN FD

www.ti.com
TCAN1042-Q1, TCAN1042V-Q1, TCAN1042H-Q1
TCAN1042HV-Q1, TCAN1042G-Q1, TCAN1042GV-Q1
TCAN1042HG-Q1, TCAN1042HGV-Q1
SLLSES9B – FEBRUARY 2016 – REVISED MAY 2017
7.7 Switching Characteristics
Over recommended operating conditions with T_A = -55°C to 125°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
DEVICE SWITCHING CHARACTERISTICS
t_PROP(LOOP1)
t_PROP(LOOP2)
Total loop delay, driver input (TXD) to receiver
output (RXD), recessive to dominant
Total loop delay, driver input (TXD) to receiver
output (RXD), dominant to recessive
See Figure 8, STB = 0 V,
R_L = 60 Ω,
C_L = 100 pF, C_L(RXD) = 15 pF
t_MODE
Mode change time, from Normal to Standby or
from Standby to Normal
See Figure 7
t_{WK_FILTER}
Filter time for valid wake up pattern
DRIVER SWITCHING CHARACTERISTICS
t_pHR
Propagation delay time, high TXD to driver
recessive (dominant to recessive)
t_pLD
Propagation delay time, low TXD to driver
dominant (recessive to dominant)
t_sk(p)
t_R
t_F
Pulse skew (|t_pHR - t_pLD|)
Differential output signal rise time
Differential output signal fall time
t_{TXD_DTO}
Dominant timeout
RECEIVER SWITCHING CHARACTERISTICS
See Figure 5, STB = 0 V,
R_L = 60 Ω,
C_L = 100 pF, R_CM = open
See Figure 10, STB = 0 V,
R_L = 60 Ω, C_L = open
t_pRH
Propagation delay time, bus recessive input to
high output (Dominant to Recessive)
t_pDL
Propagation delay time, bus dominant input to
low output (Recessive to Dominant)
t_R
RXD Output signal rise time
t_F
RXD Output signal fall time
FD Timing Parameters
See Figure 6, STB = 0 V,
C_L(RXD) = 15 pF
t_BIT(BUS)
Bit time on CAN bus output pins with t_BIT(TXD) =
500 ns, all devices
Bit time on CAN bus output pins with t_BIT(TXD) =
200 ns, G device variants only
t_BIT(RXD)
Bit time on RXD output pins with t_BIT(TXD) = 500
ns, all devices
Bit time on RXD output pins with t_BIT(TXD) = 200
ns, G device variants only
See Figure 9 , STB = 0 V,
R_L = 60 Ω, C_L = 100 pF,
C_L(RXD) = 15 pF,
Δt_REC = t_BIT(RXD) - t_BIT(BUS)
Δt_REC
Receiver timing symmetry with t_BIT(TXD) = 500
ns, all devices
Receiver timing symmetry with t_BIT(TXD) = 200
ns, G device variants only
(1) All typical values are at 25°C and supply voltages of V_CC = 5 V and V_IO = 5 V (if applicable), R_L = 60 Ω.
MIN TYP⁽¹⁾ MAX UNIT
100 160
ns
110 175
9 45 µs
0.5
1.85 µs
75
55
ns
20
45
45
1.2
3.8 ms
65
ns
50
ns
10
ns
10
ns
435
530
155
210
400
550
ns
120
220
-65
40
-45
15
Copyright © 2016–2017, Texas Instruments Incorporated
Submit Documentation Feedback
11
Product Folder Links: TCAN1042-Q1 TCAN1042V-Q1 TCAN1042H-Q1 TCAN1042HV-Q1 TCAN1042G-Q1
TCAN1042GV-Q1 TCAN1042HG-Q1 TCAN1042HGV-Q1