Specifications
| Type | Description |
|---|---|
| Part Number | TCAN1044V |
| Manufacturer | Texas Instruments |
| Product Type | Operational Amplifier |
| Category | Signal Chain |
| Package / Case | 8-pin SOT (DDF), body size 2.90 mm x 1.60 mm |
| Supported standards | ISO 11898-2:2016 and ISO 11898-5:2007; physical layer standards |
| Maximum CAN FD data rate | 8 Mbps; Classical CAN and CAN FD networks |
| Supported IO voltage range | 1.7 to 5.5 V; VIO supply for logic level translation |
| Supported logic IO levels | 1.8 V, 2.5 V, 3.3 V, 5 V; direct logic IO interface |
| Total loop delay | ≤ 210 ns; CAN transceiver loop delay |
| Receiver common-mode input voltage | ±12 V; CAN receiver input common-mode range |
| Bus fault protection | ±58 V; CANH and CANL bus fault protection |
| Operating virtual junction temperature | -40 to 150 °C; absolute maximum rating, TJ |
| Operating ambient temperature | -40 to 125 °C; recommended operating conditions, TA |
| VCC supply voltage | 4.5 V min, 5 V nom, 5.5 V max; recommended operating conditions |
| VIO supply voltage | 1.7 to 5.5 V; recommended operating conditions, IO level shifter supply |
| VCC absolute maximum voltage | -0.3 to 6 V; absolute maximum rating |
| VIO absolute maximum voltage | -0.3 to 6 V; absolute maximum rating |
| CAN bus IO absolute maximum voltage | -58 to 58 V; CANH and CANL, VBUS |
| Maximum differential bus voltage | -45 to 45 V; between CANH and CANL, VDIFF |
| Logic input terminal voltage | -0.3 to 6 V; absolute maximum rating, VLogic_Input |
| RXD output terminal voltage range | -0.3 to 6 V; absolute maximum rating, VRXD |
| RXD output current | -8 to 8 mA; absolute maximum rating, IO(RXD) |
| Storage temperature | -65 to 150 °C; absolute maximum rating, TSTG |
| HBM ESD rating, all pins | ±3000 V; AEC-Q100-002, classification level 3A |
| HBM ESD rating, CANH and CANL | ±10000 V; AEC-Q100-002, global pins CANH and CANL, classification level 3B |
| CDM ESD rating | ±750 V; AEC-Q100-011, classification level C5 for all pins |
| System-level ESD powered contact discharge | ±8000 V; SAE J2962-2 per ISO 10650, CAN bus terminals to GND |
| System-level ESD powered air discharge | ±15000 V; SAE J2962-2 per ISO 10650, CAN bus terminals to GND |
| ISO 7637 pulse 1 transient | -100 V; CAN bus terminals CANH and CANL |
| ISO 7637 pulse 2a transient | 75 V; CAN bus terminals CANH and CANL |
| ISO 7637 pulse 3a transient | -150 V; CAN bus terminals CANH and CANL |
| ISO 7637 pulse 3b transient | 100 V; CAN bus terminals CANH and CANL |
| ISO 7637 slow transient pulse | ±85 V; DCC slow transient pulse, CAN bus terminals to GND |
| RXD high-level output current | -2 mA; recommended operating conditions, IOH(RXD) |
| RXD low-level output current | 2 mA; recommended operating conditions, IOL(RXD) |
| Junction-to-ambient thermal resistance | 128.1 °C/W; DDF SOT package, RθJA |
| Junction-to-case top thermal resistance | 68.3 °C/W; DDF SOT package, RθJC(top) |
| Junction-to-board thermal resistance | 71.6 °C/W; DDF SOT package, RθJB |
| Junction-to-top characterization parameter | 19.7 °C/W; DDF SOT package, ΨJT |
| Junction-to-board characterization parameter | 70.8 °C/W; DDF SOT package, ΨJB |
| VCC supply current, normal dominant, 60 Ω | 45 mA typ, 70 mA max; TXD=0 V, STB=0 V, RL=60 Ω, CL=open |
| VCC supply current, normal dominant, 50 Ω | 49 mA typ, 80 mA max; TXD=0 V, STB=0 V, RL=50 Ω, CL=open |
| VCC supply current, normal recessive | 4.5 mA typ, 7.5 mA max; TXD=VCC, STB=0 V, RL=50 Ω, CL=open, RCM=open |
| VCC supply current, dominant with bus fault | 130 mA max; TXD=0 V, STB=0 V, CANH=CANL=±25 V, RL=open, CL=open |
| VCC supply current, standby mode | 0.2 µA typ, 1 µA max; TXD=STB=VIO, RL=50 Ω, CL=open |
| IO supply current, normal dominant | 125 µA typ, 300 µA max; TXD=0 V, STB=0 V, RXD floating |
| IO supply current, normal recessive | 25 µA typ, 48 µA max; TXD=0 V, STB=0 V, RXD floating |
| IO supply current, standby mode | 8.5 µA typ, 13.5 µA max; TXD=0 V, STB=VIO, RXD floating |
| VCC undervoltage rising threshold | 4.2 to 4.4 V; rising undervoltage detection on VCC for protected mode |
| VCC undervoltage falling threshold | 3.5 V min, 4 V typ, 4.25 V max; falling undervoltage detection on VCC for protected mode |
| VIO undervoltage rising threshold | 1.56 to 1.65 V; rising undervoltage detection on VIO |
| VIO undervoltage falling threshold | 1.4 V min, 1.51 V typ, 1.59 V max; falling undervoltage detection on VIO |
| Average power dissipation, 5 V VCC and 1.8 V VIO | 110 mW; VCC=5 V, VIO=1.8 V, TJ=27 °C, RL=60 Ω, TXD=250 kHz 50% duty cycle, CL_RXD=15 pF, normal mode |
| Average power dissipation, 5 V VCC and 3.3 V VIO | 110 mW; VCC=5 V, VIO=3.3 V, TJ=27 °C, RL=60 Ω, TXD=250 kHz 50% duty cycle, CL_RXD=15 pF, normal mode |
| Average power dissipation, 5 V VCC and 5 V VIO | 110 mW; VCC=5 V, VIO=5 V, TJ=27 °C, RL=60 Ω, TXD=250 kHz 50% duty cycle, CL_RXD=15 pF, normal mode |
| Average power dissipation, 5.5 V VCC and 1.8 V VIO | 120 mW; VCC=5.5 V, VIO=1.8 V, TA=125 °C, RL=60 Ω, TXD=2.5 MHz 50% duty cycle, CL_RXD=15 pF, normal mode |
| Average power dissipation, 5.5 V VCC and 3.3 V VIO | 120 mW; VCC=5.5 V, VIO=3.3 V, TA=125 °C, RL=60 Ω, TXD=2.5 MHz 50% duty cycle, CL_RXD=15 pF, normal mode |
| Thermal shutdown temperature | 192 °C; TTSD |
| Thermal shutdown hysteresis | 10 °C; TTSD_HYS |
| Dominant CANH output voltage | 2.75 to 4.5 V; TXD=0 V, STB=0 V, 50 Ω ≤ RL ≤ 65 Ω, CL=open, RCM=open, normal mode |
| Dominant CANL output voltage | 0.5 to 2.25 V; TXD=0 V, STB=0 V, 50 Ω ≤ RL ≤ 65 Ω, CL=open, RCM=open, normal mode |
| Recessive CANH and CANL output voltage | 2 V min, 0.5 VCC typ, 3 V max; TXD=VIO, STB=0 V, RL=open, RCM=open, normal mode |
| Driver symmetry | 0.9 to 1.1 V/V; STB=0 V, RL=60 Ω, CSPLIT=4.7 nF, TXD=250 kHz, 1 MHz, 2.5 MHz, CL=open, RCM=open |
| DC output symmetry | -400 to 400 mV; STB=0 V, RL=60 Ω, CL=open |
| Dominant differential output voltage, 50 Ω to 65 Ω | 1.5 to 3 V; TXD=0 V, STB=0 V, 50 Ω ≤ RL ≤ 65 Ω, CL=open, normal mode |
| Dominant differential output voltage, 45 Ω to 70 Ω | 1.4 to 3.3 V; TXD=0 V, STB=0 V, 45 Ω ≤ RL ≤ 70 Ω, CL=open, normal mode |
| Dominant differential output voltage, 2240 Ω | 1.5 to 5 V; TXD=0 V, STB=0 V, RL=2240 Ω, CL=open, normal mode |
| Differential output voltage, normal recessive | -120 to 12 mV; TXD=VIO, STB=0 V, RL=60 Ω, CL=open |
| Recessive differential output voltage | -50 to 50 mV; TXD=VIO, STB=0 V, RL=open, CL=open |
| Bus output voltage, standby CANH | -0.1 to 0.1 V; STB=VIO, RL=open, RCM=open, no load |
| Bus output voltage, standby CANL | -0.1 to 0.1 V; STB=VIO, RL=open, RCM=open, no load |
| Bus output differential voltage, standby | -0.2 to 0.2 V; STB=VIO, RL=open, RCM=open, no load |
| Dominant short-circuit steady-state output current, CANH | -115 mA; STB=0 V, V(CANH)=-15 V to 40 V, CANL=open, TXD=0 V |
| Dominant short-circuit steady-state output current, CANL | 115 mA; STB=0 V, V(CANL)=-15 V to 40 V, CANH=open, TXD=0 V |
| Recessive short-circuit steady-state output current | -6 to 6 mA; STB=0 V, -27 V ≤ VBUS ≤ 32 V, VBUS=CANH=CANL, TXD=VIO |
| Receiver input threshold voltage, normal mode | 500 to 900 mV; STB=0 V, -12 V ≤ VCM ≤ 12 V |
| Receiver input threshold voltage, standby mode | 400 to 1150 mV; STB=VIO, -12 V ≤ VCM ≤ 12 V |
| Normal mode dominant-state differential input voltage range | 0.9 to 9 V; STB=0 V, -12 V ≤ VCM ≤ 12 V |
| Normal mode recessive-state differential input voltage range | -4 to 0.5 V; STB=0 V, -12 V ≤ VCM ≤ 12 V |
| Standby mode dominant-state differential input voltage range | 1.15 to 9 V; STB=VIO, -12 V ≤ VCM ≤ 12 V |
| Standby mode recessive-state differential input voltage range | -4 to 0.4 V; STB=VIO, -12 V ≤ VCM ≤ 12 V |
| Receiver input threshold hysteresis | 100 mV; normal mode, STB=0 V, -12 V ≤ VCM ≤ 12 V |
| Receiver common-mode range | -12 to 12 V; normal and standby modes |
| Unpowered bus input leakage current | 5 µA; CANH=CANL=5 V, VCC=VIO=GND |
| Input capacitance to ground | 20 pF; CANH or CANL, TXD=VIO |
| Differential input capacitance | 10 pF; CANH to CANL |
| Differential input resistance | 40 to 90 kΩ; CANH to CANL |
| Single-ended input resistance | 20 to 45 kΩ; CANH or CANL, TXD=VIO, STB=0 V, -12 V ≤ VCM ≤ 12 V |
| Input resistance matching | -1 to 1%; V(CANH)=V(CANL)=5 V, [1 - (RIN(CANH)/RIN(CANL))] x 100% |
| Pin 1 function | TXD, digital input; CAN transmit data input with integrated pull-up |
| Pin 4 function | RXD, digital output; CAN receive data output, tri-state when powered off |
| Pin 8 function | STB, digital input; standby input for mode control with integrated pull-up |
| Datasheet Status | request_only |
Product Overview
TCAN1044V is a Texas Instruments CAN FD transceiver for Signal_Chain applications using Classical CAN and CAN FD physical layers. It supports ISO 11898-2:2016 and ISO 11898-5:2007, with operation on CAN FD networks up to 8 Mbps and total loop delay specified at ≤ 210 ns.
The device provides logic level translation through a VIO supply range of 1.7 V to 5.5 V, allowing direct interface to 1.8 V, 2.5 V, 3.3 V, and 5 V logic IO domains. The recommended VCC supply range is 4.5 V to 5.5 V, with standby and normal-mode current specifications defined for system power budgeting.
TCAN1044V is offered in an 8-pin SOT (DDF) package with a 2.90 mm x 1.60 mm body. It includes TXD, RXD, and STB pins for transmit data input, receive data output, and standby mode control. Electrical limits include ±58 V CANH/CANL bus fault protection, -58 V to 58 V CAN bus absolute maximum voltage, and -40 °C to 125 °C recommended ambient operation.
Key Features
- Supports ISO 11898-2:2016 and ISO 11898-5:2007 physical layers
- CAN FD data rate up to 8 Mbps
- VIO logic translation range from 1.7 V to 5.5 V
- Direct interface to 1.8 V, 2.5 V, 3.3 V, and 5 V IO
- CAN transceiver loop delay specified at ≤ 210 ns
- Receiver common-mode input range is ±12 V
- CANH and CANL bus fault protection rated ±58 V
- Recommended ambient operating range is -40 °C to 125 °C
- Standby VCC supply current is 0.2 µA typical
- CANH and CANL HBM ESD rating is ±10000 V
Typical Applications
- Classical CAN networks
- CAN FD networks
- ISO 11898 physical layers
- Mixed-voltage logic interfaces
- Standby-controlled CAN nodes
- CAN bus fault-protected interfaces
- Automotive transient-tested CAN bus terminals
Procurement Notes
When requesting a quote for TCAN1044V, buyers should confirm the manufacturer, package or case, required quantity, target date code, compliance documents, packing method, destination country and expected delivery schedule.
If alternatives are acceptable, buyers should share the approved vendor list, required electrical or optical limits, package constraints and qualification requirements. Any alternative part should be reviewed by the buyer's engineering team before production use.
For analog and signal-chain sourcing, supply voltage, bandwidth, accuracy, noise level, package, temperature grade, input/output configuration and qualification requirements should be verified before approval.
FAQ
What data rate does TCAN1044V support for CAN FD networks?
TCAN1044V supports Classical CAN and CAN FD networks with a maximum CAN FD data rate of 8 Mbps. The extracted datasheet facts also specify a CAN transceiver total loop delay of ≤ 210 ns.
What logic IO voltages can TCAN1044V interface with?
The device uses a VIO supply range of 1.7 V to 5.5 V for logic level translation. Extracted facts list supported direct logic IO levels of 1.8 V, 2.5 V, 3.3 V, and 5 V.
What package is specified for the TCAN1044V?
The package case is an 8-pin SOT identified as DDF. The extracted package body size is 2.90 mm x 1.60 mm, and thermal data is listed for the DDF SOT package.
What bus protection ratings are listed for CANH and CANL?
The CANH and CANL pins have ±58 V bus fault protection and an absolute maximum CAN bus IO voltage range of -58 V to 58 V. The CANH and CANL HBM ESD rating is ±10000 V.
What operating temperature range applies to TCAN1044V?
The recommended operating ambient temperature range is -40 °C to 125 °C. The extracted absolute maximum virtual junction temperature range is -40 °C to 150 °C, and storage temperature is specified from -65 °C to 150 °C.
Technical Review & Sourcing Note
Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: June 30, 2026.
This page is based on manufacturer datasheet information and LDeepAI sourcing review. Specifications should be verified against the official manufacturer datasheet before final procurement or design approval. Final electrical, optical and reliability approval should be confirmed by the buyer's engineering team.