TJA1448C
Dual High-Speed CAN/CAN FD TransceiverThe TJA1448C is a dual high-speed can/can fd transceiver from NXP Semiconductors. View the full TJA1448C datasheet below including key specifications.
TJA1448C shares its datasheet with TJA1448ATK/0Z, whose page lists every part number it covers.
Official TJA1448C datasheet (PDF) — the source this page was extracted from.
TJA1448C Key Specifications
| Parameter | Value |
|---|---|
| Data Rate | 5Mbps |
| Duplex | Half |
| Grade | Automotive |
| Mounting Type | Surface Mount |
| Number of Drivers/Receivers | 2/2 |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Package / Case | 14-VDFN Exposed Pad |
| Packaging | MouseReel |
| Protocol | CANbus |
| Qualification | AEC-Q100 |
| Receiver Hysteresis | 50 mV |
| Standard Pack Qty | 6000 |
| Supplier Device Package | 14-HVSON (3x4.5) |
| Type | Transceiver |
| Supply Voltage | 4.5V ~ 5.5V |
TJA1448C Overview
Part: TJA1448ATK — NXP Semiconductors
Type: Dual High-Speed CAN Transceiver with Standby Mode
Description: Dual CAN/CAN FD transceiver with 4.5–5.5 V VCC supply, VIO pin for 3.3 V/5 V logic interfacing, data rates up to 5 Mbit/s, and low-current Standby mode with bus wake-up, in a HVSON14 package.
Operating Conditions:
- Supply voltage VCC: 4.5–5.5 V
- VIO supply (TJA1448A/C): 2.95–5.5 V
- Virtual junction temperature: -40 to +150 °C
- CAN FD data rates up to 5 Mbit/s
Absolute Maximum Ratings:
- Voltage on VCC, VIO, TXDx, STBx: -0.3 to +6 V (up to +7 V under the condition given in note [2] of the table)
- Voltage on CANHx, CANLx: -36 to +40 V
- Voltage between CANH and CANL: -40 to +40 V
- Transient voltage on CANHx/CANLx: -150 V (pulse 3a) to +100 V (pulse 3b)
- ESD HBM: ±4 kV on any pin; ±8 kV on CANHx/CANLx
- ESD IEC 61000-4-2 on CANHx/CANLx: ±8 kV
- Virtual junction temperature: -40 to +150 °C
- Storage temperature: -55 to +150 °C
Key Specs:
- ICC Normal mode, both channels recessive: 8 mA typ, 14 mA max
- ICC Normal mode, both channels dominant: 77 mA typ, 120 mA max
- ICC Standby mode, both channels (TJA1448A/C): 2 μA max
- IIO Standby mode, both channels: 11 μA typ, 16 μA max
- IIO Normal mode, both channels recessive: 270 μA typ, 750 μA max
- Standby undervoltage detection on VCC: 4–4.5 V, hysteresis ≥50 mV
- Switch-off undervoltage detection on VIO: 2.65–2.95 V
- CAN wake-up pattern filter time: 0.5 μs to 1.8 μs
Features:
- Compliant with ISO 11898-2:2016, SAE J2284-1 to SAE J2284-5 and SAE J1939-14
- Qualified to AEC-Q100 Grade 1
- Two fully independent transceivers in a single package
- VIO input for interfacing with 3.3 V to 5 V microcontrollers (TJA1448A/C)
- Low EME and high EMI
- Standby mode with host and bus wake-up capability
- TXD dominant time-out function
- Overtemperature protection
- Undervoltage detection with defined behavior on all supply pins
- Internal biasing of TXD and STB input pins for fail-safe behavior
- Bus pins protected against automotive transients
Applications:
- Automotive CAN and CAN FD networks
- Gateway applications (TJA1448C with RXD wake-up latching)
- Replacement for dual high-speed CAN transceivers such as the TJA1059
Package:
- HVSON14 (SOT1086-2): 14 terminals, no leads, 3 × 4.5 × 0.85 mm body
TJA1448C Pin Configuration
Table 4. Pin description: TJA1448A/C
| Symbol | Pin | Type [1] | Description |
|---|---|---|---|
| TXD1 | 1 | I | transmit data input 1; inputs data (from the CAN controller) to be written to CANH1/CANL1 bus lines |
| GND [2] | 2 | G | ground |
| VCC | 3 | P | 5 V supply voltage input |
| RXD1 | 4 | O | receive data output 1; outputs data read from bus lines CANH1/CANL1 (to the CAN controller) |
| GND [2] | 5 | G | ground |
| TXD2 | 6 | I | transmit data input 2; inputs data (from the CAN controller) to be written to CANH1/CANL1 bus lines |
| RXD2 | 7 | O | receive data output 2; outputs data read from bus lines CANH2/CANL2 (to the CAN controller) |
| STB2 | 8 | I | Standby mode control input 2 (HIGH: Standby mode; LOW: Normal mode) |
| CANL2 | 9 | AIO | LOW-level CAN bus line 2 |
| CANH2 | 10 | AIO | HIGH-level CAN bus line 2 |
| VIO | 11 | P | supply voltage input for I/O level adapter |
| CANL1 | 12 | AIO | LOW-level CAN bus line 1 |
| CANH1 | 13 | AIO | HIGH-level CAN bus line 1 |
| STB1 | 14 | I | Standby mode control input 1 (HIGH: Standby mode; LOW: Normal mode) |
Dual high-speed CAN transceiver with Standby mode
Table 5. Pin description: TJA1448B
| Symbol | Pin | Type [1] | Description |
|---|---|---|---|
| TXD1 | 1 | I | transmit data input 1; inputs data (from the CAN controller) to be written to CANH1/CANL1 bus lines |
| GND [2] | 2 | G | ground |
| VCC | 3 | P | 5 V supply voltage input |
| RXD1 | 4 | O | receive data output 1; outputs data read from bus lines CANH1/CANL1 (to the CAN controller) |
| TXD2 | 5 | I | transmit data input 2; inputs data (from the CAN controller) to be written to CANH2/CANL2 bus lines |
| GND [2] | 6 | G | ground |
| n.c. | 7 | - | not connected |
| RXD2 | 8 | O | receive data output 2; outputs data read from bus lines CANH2/CANL2 (to the CAN controller) |
| CANL2 | 9 | AIO | LOW-level CAN bus line 2 |
| CANH2 | 10 | AIO | HIGH-level CAN bus line 2 |
| STB2 | 11 | I | Standby mode control input 2 (HIGH: Standby mode; LOW: Normal mode) |
| CANL1 | 12 | AIO | LOW-level CAN bus line 1 |
| CANH1 | 13 | AIO | HIGH-level CAN bus line 1 |
| STB1 | 14 | I | Standby mode control input 1 (HIGH: Standby mode; LOW: Normal mode) |
TJA1448C Thermal Information
Value determined for free convection conditions on a JEDEC 2S2P board. Table 8. Thermal characteristics
| Symbol | Parameter | Conditions [1] | Typ | Unit |
|---|---|---|---|---|
| R th(j-a) | thermal resistance from junction to ambient | SO14 | 62 | K/W |
| R th(j-a) | thermal resistance from junction to ambient | HVSON14 | 42 | K/W |
| R th(j-c) | thermal resistance from junction to case [2] | HVSON14 | 10 | K/W |
| Ѱ j-top | thermal characterization parameter from junction to top of package | SO14 | 8 | K/W |
| Ѱ j-top | thermal characterization parameter from junction to top of package | HVSON14 | 4 | K/W |
TJA1448C Typical Application
Dual high-speed CAN transceiver with Standby mode
TJA1448C Package Information
| UNIT | A max. | A 1 | A 2 | A 3 | b p | c | D (1) | E (1) | e | H E | L | L p | Q | v | w | y | (1) Z | θ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | 1.75 | 0.25 0.10 | 1.45 1.25 | 0.25 | 0.49 0.36 | 0.25 0.19 | 8.75 8.55 | 4.0 3.8 | 1.27 | 6.2 5.8 | 1.05 | 1.0 0.4 | 0.7 0.6 | 0.25 | 0.25 | 0.1 | 0.7 0.3 | 8 o |
| inches | 0.069 | 0.010 0.004 | 0.057 0.049 | 0.01 | 0.019 0.014 | 0.0100 0.0075 | 0.35 0.34 | 0.16 0.15 | 0.05 | 0.244 0.228 | 0.041 | 0.039 0.016 | 0.028 0.024 | 0.01 | 0.01 | 0.004 | 0.028 0.012 | 0 o |
| OUTLINE VERSION | REFERENCES - IEC | REFERENCES - JEDEC | REFERENCES - JEITA | EUROPEAN PROJECTION | ISSUE DATE |
|---|---|---|---|---|---|
| SOT108-1 | 076E06 | MS-012 | 99-12-27 03-02-19 |
Dual high-speed CAN transceiver with Standby mode
Figure 17. Package outline SOT1086-2 (HVSON14)
Variants on the same datasheet
These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.
| Part Number | Manufacturer | Package |
|---|---|---|
| TJA1448A | NXP Semiconductors | — |
| TJA1448ATK/0Z | NXP Semiconductors | 14-VDFN Exposed Pad |
| TJA1448B | NXP Semiconductors | — |
| TJA1448CTK/0Z | NXP Semiconductors | 14-VDFN Exposed Pad |
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