component
ATA6563-GAQW1
Public Made by Adomby adom
Microchip Tech CAN Transceivers, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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ATA6563-GAQW1
Microchip Tech · CAN Transceivers · SOIC-8
ATA6563-GAQW1 from Microchip Tech, in a SOIC-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | TXD | input | Transmit data input from the CAN protocol controller; a TXD dominant time-out function is provided by the device. |
| 2 | GND | power_in | Ground connection. |
| 3 | VCC | power_in | Supply voltage for the transceiver. |
| 4 | RXD | output | Receive data output that reads out data from the bus lines; RXD recessive clamping detection is provided. |
| 5 | VIO | power_in | Supply voltage for the I/O level adapter, allowing compatibility with 3.3 V and 5 V microcontrollers (ATA6563). |
| 6 | CANL | bidirectional | Low-level CAN bus line. |
| 7 | CANH | bidirectional | High-level CAN bus line. |
| 8 | STBY | input | Standby mode control input. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Microchip Tech |
| Package | SOIC-8 |
| Category | Interface |
| Pins | 8 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| DC Voltage at CANH, CANL | VCANH, VCANL | -27 | 42 | V | 11 | ||
| Transient Voltage at CANH, CANL | VCANH, VCANL | -150 | 100 | V | according to ISO 7637 part 2 | 11 | |
| Max. Differential Bus Voltage | VDiff | -5 | 18 | V | 11 | ||
| DC Voltage on all other Pins | VX | -0.3 | 5.5 | V | 11 | ||
| ESD, Pin CANH, CANL (IBEE CAN EMC) | -8 | 8 | kV | Following IEC 61000-4-2 | 11 | ||
| ESD HBM Pins CANH, CANL to GND | -6 | 6 | kV | STM5.1 with 1.5 kΩ/100 pF | 11 | ||
| Component Level ESD HBM | -4 | 4 | kV | ANSI/ESD STM5.1, JESD22-A114, AEC-Q100 (002) | 11 | ||
| CDM ESD | -750 | 750 | V | STM 5.3.1 | 11 | ||
| Virtual Junction Temperature | TvJ | -40 | 175 | °C | 11 | ||
| Storage Temperature Range | Tstg | -55 | 150 | °C | 11 | ||
| Ambient Temperature, Grade 1 | Tamb | -40 | 125 | °C | Grade 1 (ATA6563-GAQW1) | 11 | |
| Supply Voltage | VVCC | 4.5 | 5.5 | V | 11 | ||
| Supply Current in Normal Mode, Recessive | IVCC_rec | 2 | 5 | mA | Recessive, VTXD = VVIO | 11 | |
| Supply Current in Normal Mode, Dominant | IVCC_dom | 30 | 50 | 70 | mA | Dominant, VTXD = 0V | 11 |
| Supply Current in Standby Mode | IVCC_STBY | 12 | µA | VCC = VIO, VTXD = VNSIL = VVIO | 11 | ||
| Undervoltage Detection Threshold on Pin VCC | Vuvd(VCC) | 2.75 | 4.5 | V | 11 | ||
| Supply Voltage on Pin VIO (ATA6563) | VVIO | 2.8 | 5.5 | V | 11 | ||
| Supply Current on Pin VIO, Recessive | IVIO_rec | 10 | 80 | 250 | µA | Normal and Silent mode, Recessive, VTXD = VVIO | 11 |
| Supply Current on Pin VIO, Dominant | IVIO_dom | 50 | 350 | 500 | µA | Normal and Silent mode, Dominant, VTXD = 0V | 11 |
| Supply Current on Pin VIO in Standby Mode | IVIO_STBY | 1 | µA | Standby mode | 11 | ||
| Undervoltage Detection Threshold on Pin VIO | Vuvd(VIO) | 1.3 | 2.7 | V | 11 | ||
| High-Level Input Voltage, Mode Control Pins NSIL and STBY | VIH | 0.7 | V | 12 | |||
| Low-Level Input Voltage, Mode Control Pins NSIL and STBY | VIL | -0.3 | V | 12 | |||
| Pull-Up Resistor to VCC, Pins NSIL and STBY | Rpu | 75 | 125 | 175 | kΩ | VSTBY = 0V, VNSIL = 0V | 12 |
| High-Level Input Voltage, Pin TXD | VIH | 0.7 | V | 12 | |||
| Low-Level Input Voltage, Pin TXD | VIL | -0.3 | V | 12 | |||
| Pull-Up Resistor to VCC, Pin TXD | RTXD | 20 | 35 | 50 | kΩ | VTXD = 0V | 12 |
| High-Level Output Current, Pin RXD | IOH | -8 | -1 | mA | Normal mode, VRXD = VVIO, 0.4V, VVIO = VVCC | 12 | |
| Low-Level Output Current, Bus Dominant, Pin RXD | IOL | 2 | 12 | mA | Normal mode, VRXD = 0.4V, Bus Dominant | 12 | |
| Single Ended Dominant Output Voltage, pin CANH | VO(dom) | 2.75 | 3.5 | 4.5 | V | VTXD = 0V, t < tto(dom)TXD, RL = 50Ω to 65Ω | 12 |
| Single Ended Dominant Output Voltage, pin CANL | VO(dom) | 0.5 | 1.5 | 2.25 | V | VTXD = 0V, t < tto(dom)TXD, RL = 50Ω to 65Ω | 12 |
| Transmitter Voltage Symmetry | VSym | 0.9 | 1 | 1.1 | , | VSym = (VCANH + VCANL) / VVCC, Split Termination, RL = 2 x 30, CSplit = 4.7 nF | 12 |
| Bus Differential Output Voltage | VDiff | 1.5 | 3 | V | VTXD = 0V, t < tto(dom)TXD, RL = 45Ω to 65Ω | 12 | |
| Differential Bus Output Voltage, recessive (Normal and Silent mode) | VDiff | -50 | 50 | mV | Normal and Silent mode: VVCC = 4.75V to 5.25V, VTXD = VVIO, recessive, no load | 12 | |
| Differential Bus Output Voltage, recessive (Standby mode) | VDiff | -200 | 200 | mV | Standby mode: VVCC = 4.75V to 5.25V, VTXD = VVIO, recessive, no load | 12 | |
| Single Ended Recessive Output Voltage (Normal and Silent mode) | VO(rec) | 2 | 3 | V | Normal and Silent mode, VTXD = VVIO, no load | 13 | |
| Single Ended Recessive Output Voltage (Standby mode) | VO(rec) | -0.1 | 0.1 | V | Standby mode, VTXD = VVIO, no load | 13 | |
| Differential Receiver Threshold Voltage (Normal and Silent mode) | Vth(RX)dif | 0.5 | 0.7 | 0.9 | V | Normal and Silent mode (HSC), Vcm(CAN) = -27V to +27V | 13 |
| Differential Receiver Threshold Voltage (Standby mode) | Vth(RX)dif | 0.4 | 0.7 | 1.1 | V | Standby mode (WUC), Vcm(CAN) = -27V to +27V | 13 |
| Differential Receiver Hysteresis Voltage | Vhys(RX)dif | 50 | 120 | 200 | mV | Normal and Silent mode (HSC), Vcm(CAN) = -27V to +27V | 13 |
| Dominant Output Current, pin CANH | IIO(dom) | -75 | -35 | mA | VTXD = 0V, t < tto(dom)TXD, VVCC = 5V, VCANH = -5V | 13 | |
| Dominant Output Current, pin CANL | IIO(dom) | 35 | 75 | mA | VTXD = 0V, t < tto(dom)TXD, VVCC = 5V, VCANL = +40V | 13 | |
| Recessive Output Current | IIO(rec) | -5 | 5 | mA | Normal and Silent mode, VTXD = VVIO, no load, VCANH = VCANL = -27V to +32V | 13 | |
| Input Resistance | Ri | 9 | 15 | 28 | kΩ | VCANH = VCANL = 4V | 13 |
| Differential Input Resistance | Ri(dif) | 18 | 30 | 56 | kΩ | VCANH = VCANL = 4V | 13 |
| Differential Bus Voltage Range for RECESSIVE State Detection (Normal and Silent mode) | VDiff_rec | -3 | 0.5 | V | Normal and Silent mode (HSC), -27V ≤ VCANH ≤ +27V, -27V ≤ VCANL ≤ +27V | 14 | |
| Differential Bus Voltage Range for RECESSIVE State Detection (Standby mode) | VDiff_rec | -3 | 0.4 | V | Standby mode (WUC), -27V ≤ VCANH ≤ +27V, -27V ≤ VCANL ≤ +27V | 14 | |
| Differential Bus Voltage Range for DOMINANT State Detection (Normal and Silent mode) | VDiff_dom | 0.9 | 8 | V | Normal and Silent mode (HSC), -27V ≤ VCANH ≤ +27V, -27V ≤ VCANL ≤ +27V | 14 | |
| Differential Bus Voltage Range for DOMINANT State Detection (Standby mode) | VDiff_dom | 1.15 | 8 | V | Standby mode (WUC), -27V ≤ VCANH ≤ +27V, -27V ≤ VCANL ≤ +27V | 14 | |
| Delay Time from TXD to Bus Dominant | td(TXD-busdom) | 40 | 130 | ns | Normal mode | 14 | |
| Delay Time from TXD to Bus Recessive | td(TXD-busrec) | 40 | 130 | ns | Normal mode | 14 | |
| Delay Time from Bus Dominant to RXD | td(busdom-RXD) | 20 | 100 | ns | Normal mode | 14 | |
| Delay Time from Bus Recessive to RXD | td(busrec-RXD) | 20 | 100 | ns | Normal mode | 14 | |
| Propagation Delay from TXD to RXD (rising edge) | tPD(TXD-RXD) | 40 | 210 | ns | Normal mode, Rising edge at pin TXD, RL = 60Ω, CL = 100 pF | 14 | |
| Propagation Delay from TXD to RXD (falling edge) | tPD(TXD-RXD) | 40 | 200 | ns | Normal mode, Falling edge at pin TXD, RL = 60Ω, CL = 100 pF | 14 | |
| TXD Dominant Time-Out Time | tto(dom)TXD | 0.8 | 3 | ms | VTXD = 0V, Normal mode | 14 | |
| Bus Wake-up Time-Out Time | tWake | 0.8 | 3 | ms | Standby mode | 14 | |
| Min. Dominant/Recessive Bus Wake-up Time | tFilter | 0.5 | 3 | 3.8 | µs | Standby mode | 14 |
| Delay Time for Standby Mode to Normal Mode Transition | tdel(stby-norm) | 47 | µs | Falling edge at pin STBY | 14 | ||
| Thermal Shutdown of the Bus Drivers (Grade 1, ATA6563-GAQW1) | TVJsd | 150 | 195 | °C | 15 |
CAD (KiCad official)
- Symbol:
ATA6563-GAQW1 - Footprint:
Package_SO:SOIC-8_3.9x4.9mm_P1.27mm - 3D model: SOIC-8 (KiCad packages3D, STEP)
- 3D model files:
ata6563-gaqw1-etched.step/ata6563-gaqw1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ata6563-gaqw1.step/ata6563-gaqw1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Microchip Tech datasheet (32 pp, sha256
478d9e36fb86996f, retrieved 2026-10-18, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusclaude-sonnet-5-5(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).
# ATA6563-GAQW1
**Microchip Tech** · CAN Transceivers · SOIC-8
ATA6563-GAQW1 from Microchip Tech, in a SOIC-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
## Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | TXD | input | Transmit data input from the CAN protocol controller; a TXD dominant time-out function is provided by the device. |
| 2 | GND | power_in | Ground connection. |
| 3 | VCC | power_in | Supply voltage for the transceiver. |
| 4 | RXD | output | Receive data output that reads out data from the bus lines; RXD recessive clamping detection is provided. |
| 5 | VIO | power_in | Supply voltage for the I/O level adapter, allowing compatibility with 3.3 V and 5 V microcontrollers (ATA6563). |
| 6 | CANL | bidirectional | Low-level CAN bus line. |
| 7 | CANH | bidirectional | High-level CAN bus line. |
| 8 | STBY | input | Standby mode control input. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Microchip Tech |
| Package | SOIC-8 |
| Category | Interface |
| Pins | 8 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| DC Voltage at CANH, CANL | VCANH, VCANL | -27 | | 42 | V | | 11 |
| Transient Voltage at CANH, CANL | VCANH, VCANL | -150 | | 100 | V | according to ISO 7637 part 2 | 11 |
| Max. Differential Bus Voltage | VDiff | -5 | | 18 | V | | 11 |
| DC Voltage on all other Pins | VX | -0.3 | | 5.5 | V | | 11 |
| ESD, Pin CANH, CANL (IBEE CAN EMC) | | -8 | | 8 | kV | Following IEC 61000-4-2 | 11 |
| ESD HBM Pins CANH, CANL to GND | | -6 | | 6 | kV | STM5.1 with 1.5 kΩ/100 pF | 11 |
| Component Level ESD HBM | | -4 | | 4 | kV | ANSI/ESD STM5.1, JESD22-A114, AEC-Q100 (002) | 11 |
| CDM ESD | | -750 | | 750 | V | STM 5.3.1 | 11 |
| Virtual Junction Temperature | TvJ | -40 | | 175 | °C | | 11 |
| Storage Temperature Range | Tstg | -55 | | 150 | °C | | 11 |
| Ambient Temperature, Grade 1 | Tamb | -40 | | 125 | °C | Grade 1 (ATA6563-GAQW1) | 11 |
| Supply Voltage | VVCC | 4.5 | | 5.5 | V | | 11 |
| Supply Current in Normal Mode, Recessive | IVCC_rec | 2 | | 5 | mA | Recessive, VTXD = VVIO | 11 |
| Supply Current in Normal Mode, Dominant | IVCC_dom | 30 | 50 | 70 | mA | Dominant, VTXD = 0V | 11 |
| Supply Current in Standby Mode | IVCC_STBY | | | 12 | µA | VCC = VIO, VTXD = VNSIL = VVIO | 11 |
| Undervoltage Detection Threshold on Pin VCC | Vuvd(VCC) | 2.75 | | 4.5 | V | | 11 |
| Supply Voltage on Pin VIO (ATA6563) | VVIO | 2.8 | | 5.5 | V | | 11 |
| Supply Current on Pin VIO, Recessive | IVIO_rec | 10 | 80 | 250 | µA | Normal and Silent mode, Recessive, VTXD = VVIO | 11 |
| Supply Current on Pin VIO, Dominant | IVIO_dom | 50 | 350 | 500 | µA | Normal and Silent mode, Dominant, VTXD = 0V | 11 |
| Supply Current on Pin VIO in Standby Mode | IVIO_STBY | | | 1 | µA | Standby mode | 11 |
| Undervoltage Detection Threshold on Pin VIO | Vuvd(VIO) | 1.3 | | 2.7 | V | | 11 |
| High-Level Input Voltage, Mode Control Pins NSIL and STBY | VIH | 0.7 | | | V | | 12 |
| Low-Level Input Voltage, Mode Control Pins NSIL and STBY | VIL | -0.3 | | | V | | 12 |
| Pull-Up Resistor to VCC, Pins NSIL and STBY | Rpu | 75 | 125 | 175 | kΩ | VSTBY = 0V, VNSIL = 0V | 12 |
| High-Level Input Voltage, Pin TXD | VIH | 0.7 | | | V | | 12 |
| Low-Level Input Voltage, Pin TXD | VIL | -0.3 | | | V | | 12 |
| Pull-Up Resistor to VCC, Pin TXD | RTXD | 20 | 35 | 50 | kΩ | VTXD = 0V | 12 |
| High-Level Output Current, Pin RXD | IOH | -8 | | -1 | mA | Normal mode, VRXD = VVIO, 0.4V, VVIO = VVCC | 12 |
| Low-Level Output Current, Bus Dominant, Pin RXD | IOL | 2 | | 12 | mA | Normal mode, VRXD = 0.4V, Bus Dominant | 12 |
| Single Ended Dominant Output Voltage, pin CANH | VO(dom) | 2.75 | 3.5 | 4.5 | V | VTXD = 0V, t < tto(dom)TXD, RL = 50Ω to 65Ω | 12 |
| Single Ended Dominant Output Voltage, pin CANL | VO(dom) | 0.5 | 1.5 | 2.25 | V | VTXD = 0V, t < tto(dom)TXD, RL = 50Ω to 65Ω | 12 |
| Transmitter Voltage Symmetry | VSym | 0.9 | 1 | 1.1 |, | VSym = (VCANH + VCANL) / VVCC, Split Termination, RL = 2 x 30, CSplit = 4.7 nF | 12 |
| Bus Differential Output Voltage | VDiff | 1.5 | | 3 | V | VTXD = 0V, t < tto(dom)TXD, RL = 45Ω to 65Ω | 12 |
| Differential Bus Output Voltage, recessive (Normal and Silent mode) | VDiff | -50 | | 50 | mV | Normal and Silent mode: VVCC = 4.75V to 5.25V, VTXD = VVIO, recessive, no load | 12 |
| Differential Bus Output Voltage, recessive (Standby mode) | VDiff | -200 | | 200 | mV | Standby mode: VVCC = 4.75V to 5.25V, VTXD = VVIO, recessive, no load | 12 |
| Single Ended Recessive Output Voltage (Normal and Silent mode) | VO(rec) | 2 | | 3 | V | Normal and Silent mode, VTXD = VVIO, no load | 13 |
| Single Ended Recessive Output Voltage (Standby mode) | VO(rec) | -0.1 | | 0.1 | V | Standby mode, VTXD = VVIO, no load | 13 |
| Differential Receiver Threshold Voltage (Normal and Silent mode) | Vth(RX)dif | 0.5 | 0.7 | 0.9 | V | Normal and Silent mode (HSC), Vcm(CAN) = -27V to +27V | 13 |
| Differential Receiver Threshold Voltage (Standby mode) | Vth(RX)dif | 0.4 | 0.7 | 1.1 | V | Standby mode (WUC), Vcm(CAN) = -27V to +27V | 13 |
| Differential Receiver Hysteresis Voltage | Vhys(RX)dif | 50 | 120 | 200 | mV | Normal and Silent mode (HSC), Vcm(CAN) = -27V to +27V | 13 |
| Dominant Output Current, pin CANH | IIO(dom) | -75 | | -35 | mA | VTXD = 0V, t < tto(dom)TXD, VVCC = 5V, VCANH = -5V | 13 |
| Dominant Output Current, pin CANL | IIO(dom) | 35 | | 75 | mA | VTXD = 0V, t < tto(dom)TXD, VVCC = 5V, VCANL = +40V | 13 |
| Recessive Output Current | IIO(rec) | -5 | | 5 | mA | Normal and Silent mode, VTXD = VVIO, no load, VCANH = VCANL = -27V to +32V | 13 |
| Input Resistance | Ri | 9 | 15 | 28 | kΩ | VCANH = VCANL = 4V | 13 |
| Differential Input Resistance | Ri(dif) | 18 | 30 | 56 | kΩ | VCANH = VCANL = 4V | 13 |
| Differential Bus Voltage Range for RECESSIVE State Detection (Normal and Silent mode) | VDiff_rec | -3 | | 0.5 | V | Normal and Silent mode (HSC), -27V ≤ VCANH ≤ +27V, -27V ≤ VCANL ≤ +27V | 14 |
| Differential Bus Voltage Range for RECESSIVE State Detection (Standby mode) | VDiff_rec | -3 | | 0.4 | V | Standby mode (WUC), -27V ≤ VCANH ≤ +27V, -27V ≤ VCANL ≤ +27V | 14 |
| Differential Bus Voltage Range for DOMINANT State Detection (Normal and Silent mode) | VDiff_dom | 0.9 | | 8 | V | Normal and Silent mode (HSC), -27V ≤ VCANH ≤ +27V, -27V ≤ VCANL ≤ +27V | 14 |
| Differential Bus Voltage Range for DOMINANT State Detection (Standby mode) | VDiff_dom | 1.15 | | 8 | V | Standby mode (WUC), -27V ≤ VCANH ≤ +27V, -27V ≤ VCANL ≤ +27V | 14 |
| Delay Time from TXD to Bus Dominant | td(TXD-busdom) | 40 | | 130 | ns | Normal mode | 14 |
| Delay Time from TXD to Bus Recessive | td(TXD-busrec) | 40 | | 130 | ns | Normal mode | 14 |
| Delay Time from Bus Dominant to RXD | td(busdom-RXD) | 20 | | 100 | ns | Normal mode | 14 |
| Delay Time from Bus Recessive to RXD | td(busrec-RXD) | 20 | | 100 | ns | Normal mode | 14 |
| Propagation Delay from TXD to RXD (rising edge) | tPD(TXD-RXD) | 40 | | 210 | ns | Normal mode, Rising edge at pin TXD, RL = 60Ω, CL = 100 pF | 14 |
| Propagation Delay from TXD to RXD (falling edge) | tPD(TXD-RXD) | 40 | | 200 | ns | Normal mode, Falling edge at pin TXD, RL = 60Ω, CL = 100 pF | 14 |
| TXD Dominant Time-Out Time | tto(dom)TXD | 0.8 | | 3 | ms | VTXD = 0V, Normal mode | 14 |
| Bus Wake-up Time-Out Time | tWake | 0.8 | | 3 | ms | Standby mode | 14 |
| Min. Dominant/Recessive Bus Wake-up Time | tFilter | 0.5 | 3 | 3.8 | µs | Standby mode | 14 |
| Delay Time for Standby Mode to Normal Mode Transition | tdel(stby-norm) | | | 47 | µs | Falling edge at pin STBY | 14 |
| Thermal Shutdown of the Bus Drivers (Grade 1, ATA6563-GAQW1) | TVJsd | 150 | | 195 | °C | | 15 |
## CAD (KiCad official)
- Symbol: `ATA6563-GAQW1`
- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`
- 3D model: SOIC-8 (KiCad packages3D, STEP)
- 3D model files: `ata6563-gaqw1-etched.step` / `ata6563-gaqw1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ata6563-gaqw1.step` / `ata6563-gaqw1.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Microchip Tech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589835468948082688) (32 pp, sha256 `478d9e36fb86996f`, retrieved 2026-10-18, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).
[Datasheet PDF](docs/ata6563-gaqw1-datasheet.pdf)