TD041SCANFD
DFN package isolated CANFD Transceiver
Features
Package
Ultra-small, ultra-thin, chip scale DFN package
Compatible with the "ISO 11898-2" standard
I/O power supply range supports 3.3V and 5V microprocessors
High isolation to 3750Vrms
Bus-Pin ESD protection up to 15kV(HBM)
Baud rate up to 5Mbps
-58V to +58V Bus fault protection
>25kV/μs CMTI
TXD dominant time-out function
Low communication delay
The bus supports maximum 110 nodes
Industrial operating ambient temperature range:-40℃ to +125℃
Meet AEC-Q100 standards
EN62368 approval
Applications
Industrial automation, control, sensors and drive systems
Building and greenhouse environmental control(HVAC) automation
Security system
Transport
Medical treatment
Telecommunication
Can Bus standard such as CAN open, Device Net, NMEA2000, ARNIC825, ISO11783, CAN Kingdom, CAN aerospace
Functional Description
TD041SCANFD is a isolated CAN bus transceiver, which is compliant with ISO11898-2 standard. The TD041SCANFD provide differential
transmitting and receiving capability between the CANFD protocol controller and the physical layer bus. It is capable of running at data rates of up to 5
Mbps. The device has the function of series line, over-voltage, ground loss protection(-58V to +58V) and thermal shutdown so that it is especially
suitable for working in harsh environment. The rated operating temperature range of TD041SCANFD is –40°C to 125°C.
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Contents
1
2
3
Home..................................................................................1
1.1 Feature and Package........................................................1
1.2 Applications......................................................................1
1.3 Functional Description....................................................1
Pin Connection and Description........................................2
IC Related parameters........................................................3
3.1 Absolute Maximum Rating............................................3
3.2 Recommended Operating Conditions..........................3
3.3 Electrical Characteristics................................................4
3.4 Transmission Characteristics.........................................5
3.5 Physical Information.........................................................5
4 Characteristic Curve..................................................................5
4.1 Typical Performance Curve.........................................................5
4.2 Parameter Measurement Information..........................................6
5 Product Working Description....................................................7
6 Application Circuit....................................................................7
7 Suggestions for Power Supply...................................................8
8 Order Information......................................................................8
9 Package Information..................................................................8
10 Tape & Reel Information............................................................9
Pin Connection
Internal Block Diagram
Note:All GND1 pins are internally connected;
All GND2 pins are internally connected.
Function Table
Letter
Description
H
High-Level
L
Low-Level
I
Indeterminate
X
Unrelated
Z
High Impedance
NC
No Connection
Table 1. Driver Function table
Power
Input
VDD1
VDD2
On
On
On
Output
TXD
Bus State
CANH
CANL
VDD2SENSE
On
L
Dominant
H
L
L
On
H
Recessive
Z
Z
L
On
left floating
Recessive
Z
Z
L
Off
On
X
Recessive
Z
Z
I
On
Off
L
I
I
I
H
Table 2. Receiver Function table
Power
Input
Output
VDD1
VDD2
VID = CANH − CANL
Bus State
RXD
VDD2SENSE
On
On
≥0.9 V
Dominant
L
L
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On
On
≤0.5 V
Recessive
H
L
On
On
0.5 V < VID < 0.9 V
I
I
L
On
On
OPEN
Recessive
H
L
Off
On
X
X
I
I
On
Off
X
X
H
H
Pin Descriptions
Pin
Number
Pin Name
Pin Functions
1
NC
2
GND1
No Connect.
Ground(Logic side).
3
GND1
Ground(Logic side).
4
VDD2SENSE
5
RXD
Receiver Output Data(L:Dominant Bus State; H:Recessive Bus State).
6
TXD
Driver Input Data(L:Dominant Bus State; H:Recessive Bus State).
VDD2 Voltage Sense.
7
VDD1
Power Supply (Logic Side).
8
GND1
Ground(Logic side).
9
GND2
Ground (Bus Side).
10
NC
11
CANL
No Connect.
Low Level CAN Voltage Input/Output.
12
CANH
High Level CAN Voltage Input/Output.
13
VDD2
Power Supply (Bus Side).
14
NC
No Connect.
15
NC
No Connect.
16
GND2
Ground (Bus Side).
Absolute Maximum Ratings
General test conditions: Free-air, normal operating temperature range (unless otherwise specified).
Min.
Max.
UNIT
VDD1,VDD2
PARAMETERS
Power Supply
-0.5
6
V
VI
Input Voltage(TXD)
-0.5
VDD1 + 0.5
V
VO(RXD)
Output Voltage (RXD)
-0.5
VDD1 + 0.5
V
VO(SENSE)
Output Voltage (VDD2SENSE)
-0.5
VDD1 + 0.5
V
VCANH,VCANL
Bus terminal voltage(CANH, CANL)
-58
58
V
TA
Operating Temperature Range
-40
125
°C
Tstg
Storage Temperature Range
-50
150
°C
Peak temp. ≤260℃, maximum duration ≤60s at 217℃. Please also refer toIPC/JEDEC
J-STD-020D.3.
Reflow Soldering Temperature
Important: Exposure to absolute maximum rated conditions for an extended period may severely affect the device reliability, and stress levels exceeding the “Absolute Maximum Ratings”
may result in permanent damage.
Recommended Operating Conditions
Recommended Operating Conditions
VDD1
Power Supply(Logic Side)
Min.
Nom.
Max.
2.375
3.3
5.5
5
VDD2
Power Supply(Bus Side)
4.5
VI or VIC
Voltage at any bus terminal (common mode)
-12
VIH
High-level input voltage(TXD)
2
VIL
Low-level input voltage(TXD)
ID1
Input Static Current(Logic Side)
ID2
Input Static Current(Bus Side)
VDD1= 5.5V, VDD2= 5.25V,
No Signal
Unit
5.5
+12
V
0.8
3.5
13.5
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Recommended Operating Conditions
PD
Power Dissipation
PD1
Power Dissipation(Logic Side)
PD2
Power Dissipation(Bus Side)
Min.
Max.
Unit
200
VDD1= 5.5V,VDD2= 5.25V,
TA=105°C, RL= 60Ω; TXD
Input Signal:f=500kHz;
Duty=50%
Signaling rate
Electrical Characteristics
Nom.
25
mW
175
40
5000
kbps
General test conditions and VDD1=VDD2= 5V, Ta = 25℃ (unless otherwise specified).
PARAMETERS
CONDITIONS
Min.
Input High Voltage
TXD pin, see Figure 13
2
Nom.
Max.
Unit
DRIVER
VIH
V
VIL
Input Low Voltage
TXD pin, see Figure 13
0.8
V
IIH, IIL
CMOS Input Current
TXD pin, see Figure 13
500
uA
VCANL,VCANH
Recessive Bus Voltage
VTXD = high, RL = ∞, see Figure 13
2.0
3.0
V
VCANH
CANH Output Voltage
VTXD = low, see Figure 13
2.75
4.5
V
VCANL
CANL Output Voltage
VTXD = low, see Figure 13
0.5
2
V
VOD
Differential Output Voltage
VTXD = low, RL = 45 Ω, see Figure 13
1.5
3
V
VTXD = high, RL = ∞, see Figure 13
-500
+50
mV
900
mV
RECEIVER
VIT+
VIT-
Positive-going input threshold
voltage
Negative-going input threshold
voltage
VHYS
Hysteresis Voltage (VIT+ – VIT–)
RIN
Differential Input Resistance
500
See Figure 12
mV
150
mV
19
30
52
kΩ
0.2
0.4
V
VDD1-0.4
VDD1-0.2
V
VOL
RXD Output Low Voltage
IOUT = 1.5 mA
VOH
RXD Output High Voltage
IOUT = −1.5 mA
CI
Input capacitance to ground (CANH
or CANL)
TXD at 3 V, VI = 0.4 sin (4E6πt) + 2.5 V
26
pF
CID
Differential input capacitance
TXD at 3 V, VI = 0.4 sin (4E6πt)
5
pF
Other
VOL
VDD2SENSE Output Low Voltage
IOSENSE = 1.5 mA
VOH
VDD2SENSE Output High Voltage
IOSENSE = −1.5 mA
VTH(SENSE)
Bus Voltage Sense Threshold
Voltage
HBM
ESD
IEC/EN 61000-4-2(Contact)
Perf. Criteria B
0.2
VDD1-0.4
0.4
V
VDD1-0.2
V
2.0
2.5
V
CANH, CANL and GND
±15
KV
Other pins
±2
KV
CANH, CANL and GND
±4
KV
EFT
IEC61000-4-4:Perf. Criteria B
CANH, CANL and GND
±2
KV
Surge
IEC61000-4-5:Perf. Criteria B
CANH, CANL and GND(Common Mode)
±2
KV
VI-O
Isolation Test
Leakage current