Table
Feature/Specification | IC2 (TJA1021BT/0Z) | U1 (TJA1021TK/20/C,118) | IC1 (TLIN1021ADRBRQ1) |
---|---|---|---|
Manufacturer | NXP | NXP | Texas Instruments |
Voltage Range (V) | 5.5 to 27cc5744b3−ccac−58e9−a336−3fa010b5c711 | 5.5 to 27cc5744b3−ccac−58e9−a336−3fa010b5c711 | 4.5 to 36b703f775−ce3c−58bc−9916−1557d44f84bb |
Output Voltages (V) | - | - | RXD: VOL = 0.60db473f6−22db−5436−b42e−b3dfb580d370 |
Output Currents (mA) | - | - | IOL = 1.5 (Low-level output current, open drain)0db473f6−22db−5436−b42e−b3dfb580d370 |
Protection Features | High ESD robustness, transmit data (TXD) dominant time-out, protection against automotive transientsd3678135−eb6d−54df−bbe2−c2258f64acf3 | Similar to IC2 | Functional Safety-Capableb703f775−ce3c−58bc−9916−1557d44f84bb |
Main Features | LIN 2.x/SAE J2602 transceiver, ESD protectioncc5744b3−ccac−58e9−a336−3fa010b5c711 | Similar to IC2 | Wide input voltage range, up to 20 kbps transmit data rate, low-power mode wake-up supportb703f775−ce3c−58bc−9916−1557d44f84bb |
Pinout Differences | 8 pins: Includes SLP_N, WAKE_Ncc5744b3−ccac−58e9−a336−3fa010b5c711 | 9 pins: Includes | 9 pins: Includes EN, WAKE, EP (Exposed Pad)0db473f6−22db−5436−b42e−b3dfb580d370 |
Tolerances/Robustness | Thermally protected, short-circuit proofd3678135−eb6d−54df−bbe2−c2258f64acf3 | Similar to IC2 | Designed for functional safety systemb703f775−ce3c−58bc−9916−1557d44f84bb |
Data Rates | - | - | 2.4-kbps to 20-kbps transmit, up to 100-kbps receive9a656925−12e0−5390−8dce−645166d9c7d6 |
[Demo] Part comparison
Controls
Properties
Availability & Pricing
Distributor | Qty 1 | |
---|---|---|
Digi-Key | $0.55–$1.36 | |
LCSC | $2.39 | |
Mouser | $2.32 |
Assets
Simulation
Markdown
| Parameter | U1 (TJA1021TK/20/C,118) | U2 (TLIN1039DDFRQ1) | |-----------------------------------------|-------------------------|---------------------------------------------------------------------------------------------| | Operating Supply Voltage (V_SUP) | - | 4.5 V to 36 V (Assumed, specific range not provided in excerpts) | | LIN Bus Output Voltage (High/Low) | - | High: 0.85 V$$^{f16d1103-614c-5378-832b-3d518370c137}$$, Low: 0.2 V$$^{aa38225e-086f-5009-8f27-2b131bad0c63}$$ | | Dominant Time Out (T_DOM) | - | - (Not provided in excerpts, but relevant for LIN communication) | | Leakage Current (I_LEAK) | - | High-Level: -5 to 5 µA$$^{73c4b17f-b6ec-54ec-a638-43a01b1eb63d}$$, Low-Level: -5 to 5 µA$$^{73c4b17f-b6ec-54ec-a638-43a01b1eb63d}$$ | | Input Voltage (RXD/TXD) | - | TXD: High-Level: 2 V$$^{73c4b17f-b6ec-54ec-a638-43a01b1eb63d}$$, Low-Level: 0.8 V$$^{73c4b17f-b6ec-54ec-a638-43a01b1eb63d}$$ | | Output Voltage (RXD) | - | Low-Level: 0.6 V$$^{1295541e-12d0-5715-bae6-f2d1bc1318ab}$$ | | Output Current (I_OL) | - | 1.5 mA @ LIN = 0 V, RXD = 0.4 V$$^{1295541e-12d0-5715-bae6-f2d1bc1318ab}$$ | | Temperature Range | - | -40℃ to 150℃ (Assumed, specific range not provided in excerpts but typical for automotive) |
Table
Characteristic | Description |
---|---|
Supply Voltage (VSUP) | Wide operational range from 4.5 V to 36 Vac16ecfd−694e−56be−ba53−1d9297ea6a02 |
LIN Bus Transmitter and Receiver Voltage Ratings | Can survive transient voltages up to 45 Vc0457055−01d9−5204−9d88−6c75d2b9eb57 |
Current Limitation on LIN pin | Reverse currents from the LIN to supply (VSUP) minimized even in event of ground shift or loss of supplyc0457055−01d9−5204−9d88−6c75d2b9eb57 |
LIN Protocol Compliance | Compliant to LIN 2.0, LIN 2.1, LIN 2.2, LIN 2.2A, ISO 17987-4, and ISO 17987-7 standards35e8df24−38b5−58a7−b1fa−8bd3705b7309 |
TXD to LIN Bus Signal Conversion | Uses an optimized electromagnetic emissions current-limited wave-shaping driver9a656925−12e0−5390−8dce−645166d9c7d6 |
Transmitter Data Rates | Supports from 2.4 kbps to 20 kbps9a656925−12e0−5390−8dce−645166d9c7d6 |
Receiver Data Rates | Supports up to 100 kbps9a656925−12e0−5390−8dce−645166d9c7d6 |
Additional Features | - Control of LIN bus state via TXD pin<br>- Reporting of LIN bus state through open-drain RXD output pin9a656925−12e0−5390−8dce−645166d9c7d6 |
Characteristic,Description
"Supply Voltage (VSUP)","Wide operational range from 4.5 V to 36 V"
"LIN Bus Transmitter and Receiver Voltage Ratings","Can survive transient voltages up to 45 V"
"Current Limitation on LIN pin","Reverse currents from the LIN to supply (VSUP) minimized even in event of ground shift or loss of supply"
"LIN Protocol Compliance","Compliant to LIN 2.0, LIN 2.1, LIN 2.2, LIN 2.2A, ISO 17987-4, and ISO 17987-7 standards"
"TXD to LIN Bus Signal Conversion","Uses an optimized electromagnetic emissions current-limited wave-shaping driver"
"Transmitter Data Rates","Supports from 2.4 kbps to 20 kbps"
"Receiver Data Rates","Supports up to 100 kbps"
"Additional Features","- Control of LIN bus state via TXD pin
- Reporting of LIN bus state through open-drain RXD output pin"
Markdown
| Parameter | Min | Typ | Max | Units | Notes | |----------------------------------|-------|-------|-------|-------|------------------------------| | Supply Voltage (VSUP) | 6 | | 20 | V | | | Operating Temperature | -40 | | 150 | °C | Ambient | | LIN Bus Pin Voltage (LIN) | -27 | | 40 | V | Transient | | Dominant Time-out | | | 45 | ms | LIN bus stuck at dominant | | Sleep Mode Current (INH, SLEEP) | | 15 | 50 | µA | | | Operating Supply Current (VSUP) | | 8 | | mA | Excluding Bus Termination | | RXD, TXD Output Voltage Low (VOL)| | | 0.4 | V | IOL = 4 mA | | RXD, TXD Output Voltage High (VOH)| 2.4 | | | V | IOH = -4 mA | | Bus Wake-up Threshold | 250 | | 600 | mV | Differential Voltage | | EN, INH Input High Voltage (VIH) | 0.7*VSUP | | | V | | | EN, INH Input Low Voltage (VIL) | | | 0.3*VSUP | V | |
Markdown
| Parameter | Min | Typ | Max | Units | Notes | |----------------------------------|-------|-------|-------|-------|------------------------------| | Supply Voltage (VBAT) | 5.5 | 12 | 27 | V | Operational range | | Operating Temperature (Tvj) | -40 | | 150 | °C | Junction temperature | | LIN Bus Pin Voltage (LIN-VBAT) | | | 45 | V | With respect to VBAT | | High-level Leakage Current (ILH) | -5 | 0 | +5 | µA | At VBAT=27V | | Battery Supply Current | 2 | | 10 | µA | In Sleep mode | | | 150 | | | µA | In Standby mode | | Wake-up Time from Sleep (twake) | 7 | 30 | 50 | µs | On pin WAKE_N | | Switch-on Resistance (Rsw) | | | | Ω | Between pins VBAT and INH |
Markdown
| Parameter | Min | Typ | Max | Units | Notes | |----------------------------------|------|------|------|-------|------------------------------------| | Supply Voltage (VBAT) | 5.5 | 12 | 27 | V | Operational range | | Operating Temperature (Tvj) | -40 | | 150 | °C | Junction temperature range | | LIN Bus Pull-up Resistor (RLIN) | 500 | | | Ω | Linked between LIN and VBAT | | Battery Supply Current (IBAT) | 2 | 7 | 10 | µA | Sleep mode; Positive current flow | | | 150 | | | µA | Standby mode; LIN bus recessive | | Wake-up Time (twake(dom)WAKE_N) | 7 | 30 | 50 | µs | Dominant wake-up on pin WAKE_N | | ESD Protection | | +6 | | kV | For LIN, VBAT, WAKE_N pins | | Transmit Data (TXD) Timeout | | | | | Dominant state timeout protection |
Markdown
| Feature / IC | U1: TJA1021TK/20/C,118 | IC1: TLIN1021ADRBRQ1 | IC2: TJA1021BT/0Z | |-----------------------------------|------------------------|----------------------|--------------------| | **Supply Voltage (VBAT/VSUP)** | 5.5 - 27V | 4.5 - 36V | 5.5 - 27V | | **Operating Temperature** | -40°C to +150°C | -40°C to +150°C | -40°C to +150°C | | **LIN Bus Pin Voltage** | | | -27V to +40V (Transient) | | **Leakage Current (ILH)** | -5 to +5μA | | -5 to +5μA | | **Supply Current (Sleep Mode)** | 2 - 10μA | | 2 - 10μA | | **Wake-up Time (twake)** | 7 - 50μs | | 7 - 50μs | | **ESD Protection for LIN** | +6 kV | | +6 kV | | **TXD Dominant Timeout** | Yes | | Yes | | **LIN Bus Pull-up Resistor** | | | 500Ω |
Plaintext
Feature / IC,U1: TJA1021TK/20/C,118,IC1: TLIN1021ADRBRQ1,IC2: TJA1021BT/0Z Supply Voltage (VBAT/VSUP),5.5 - 27V,4.5 - 36V,5.5 - 27V Operating Temperature,-40°C to +150°C,-40°C to +150°C,-40°C to +150°C LIN Bus Pin Voltage,,,-27V to +40V (Transient) Leakage Current (ILH),-5 to +5μA,,-5 to +5μA Supply Current (Sleep Mode),2 - 10μA,,2 - 10μA Wake-up Time (twake),7 - 50μs,,7 - 50μs ESD Protection for LIN,+6 kV,,+6 kV TXD Dominant Timeout,Yes,,Yes LIN Bus Pull-up Resistor,,,500Ω
Markdown
| Feature / IC | U1: TJA1021TK/20/C,118 | IC1: TLIN1021ADRBRQ1 | IC2: TJA1021BT/0Z | |---------------------------------|------------------------|-----------------------|---------------------| | **Supply Voltage (VBAT/VSUP)** | 5.5 - 27V | 4.5 - 36V | 5.5 - 27V | | **Operating Temperature** | -40°C to +150°C | -40°C to +150°C | -40°C to +150°C | | **LIN Bus Pin Voltage** | Not specified | Not specified | -27V to +40V (Transient) | | **Leakage Current (ILH)** | -5 to +5μA | Not specified | -5 to +5μA | | **Supply Current (Sleep Mode)** | 2 - 10μA | Not specified | 2 - 10μA | | **Wake-up Time (twake)** | 7 - 50μs | Not specified | 7 - 50μs | | **ESD Protection for LIN** | +6 kV | Not specified | +6 kV | | **TXD Dominant Timeout** | Yes | Not specified | Yes | | **LIN Bus Pull-up Resistor** | Not specified | Not specified | 500Ω |
Plaintext
"Feature / IC","U1: TJA1021TK/20/C,118","IC1: TLIN1021ADRBRQ1","IC2: TJA1021BT/0Z" "Supply Voltage (VBAT/VSUP)","5.5 - 27V","4.5 - 36V","5.5 - 27V" "Operating Temperature","-40°C to +150°C","-40°C to +150°C","-40°C to +150°C" "LIN Bus Pin Voltage","Not specified","Not specified","-27V to +40V (Transient)" "Leakage Current (ILH)","-5 to +5μA","Not specified","-5 to +5μA" "Supply Current (Sleep Mode)","2 - 10μA","Not specified","2 - 10μA" "Wake-up Time (twake)","7 - 50μs","Not specified","7 - 50μs" "ESD Protection for LIN","+6 kV","Not specified","+6 kV" "TXD Dominant Timeout","Yes","Not specified","Yes" "LIN Bus Pull-up Resistor","Not specified","Not specified","500Ω"
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Table
SLP,WAKE, TXD, GND, LIN, VBAT, INH, GND)SLPandWAKE, while IC1 separates these functionalities as SLP_N and WAKE_N.