component
MAX232CSE-HXY
Public Made by Adomby adom
HXY MOSFET RS232 ICs, SOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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MAX232CSE-HXY
HXY MOSFET · RS232 ICs · SOP-16
MAX232CSE-HXY from HXY MOSFET, in a SOP-16. 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 | C1+ | passive | Positive terminal of the external flying capacitor C1 for the positive voltage multiplier, which uses 1.0 µF capacitors in the typical application circuit. |
| 2 | V+ | power_out | Positive transmitter supply from the charge pump, with a recommended minimum of 5.0 V and an absolute maximum of 14 V (referenced to GND). |
| 3 | C1- | passive | Negative terminal of the external flying capacitor C1 for the positive voltage multiplier, which uses 1.0 µF capacitors in the typical application circuit. |
| 4 | C2+ | passive | Positive terminal of the external flying capacitor C2 for the negative voltage multiplier, which uses 1.0 µF capacitors in the typical application circuit. |
| 5 | C2- | passive | Negative terminal of the external flying capacitor C2 for the negative voltage multiplier, which uses 1.0 µF capacitors in the typical application circuit. |
| 6 | V- | power_out | Negative transmitter supply from the charge pump, with a recommended minimum of -5.0 V and an absolute minimum of -14 V (referenced to GND). |
| 7 | T2OUT | output | RS-232 level output of transmitter 2, with short-circuit output current limited to ±60 mA in the recommended operating conditions. |
| 8 | R2IN | input | RS-232 level input of receiver 2, rated for receiver input voltage of ±30 V. |
| 9 | R2OUT | output | TTL/CMOS level output of receiver 2, which is low when R2IN is high and high when R2IN is low per the truth table. |
| 10 | T2IN | input | TTL/CMOS level input of transmitter 2, which is inverted to T2OUT and should be driven within the transmitter input range of 0 V to VCC. |
| 11 | T1IN | input | TTL/CMOS level input of transmitter 1, which is inverted to T1OUT and should be driven within the transmitter input range of 0 V to VCC. |
| 12 | R1OUT | output | TTL/CMOS level output of receiver 1, which is low when R1IN is high and high when R1IN is low per the truth table. |
| 13 | R1IN | input | RS-232 level input of receiver 1, rated for receiver input voltage of ±30 V. |
| 14 | T1OUT | output | RS-232 level output of transmitter 1, with short-circuit output current limited to ±60 mA in the recommended operating conditions. |
| 15 | GND | power_in | Common ground reference for the device. |
| 16 | VCC | power_in | Supply voltage input with a recommended range of 4.5 V to 5.5 V and an absolute maximum of 6.0 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | HXY MOSFET |
| Package | SOP-16 |
| Category | Interface |
| Pins | 16 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Supply voltage (maximum rating) | VCC | -0.3 | 6 | V | 2 | ||
| Transmitter high output voltage (maximum rating) | V+ | 14 | V | 2 | |||
| Transmitter low output voltage (maximum rating) | V- | -0.3 | -14 | V | 2 | ||
| Transmitter input voltage (maximum rating) | VTIN | -0.3 | V | 2 | |||
| Receiver input voltage (maximum rating) | VRIN | -30 | 30 | V | 2 | ||
| Dissipated power, SO package | PD | 762 | mW | SO package | 2 | ||
| Ambient temperature (maximum rating) | -60 | 150 | 2 | ||||
| Supply voltage (recommended) | VCC | 4.5 | 5.5 | V | 3 | ||
| Transmitter output high voltage (recommended) | V+ | 5 | V | 3 | |||
| Transmitter output low voltage (recommended) | V- | -5 | V | 3 | |||
| Receiver input voltage (recommended) | VRIN | -30 | 30 | V | 3 | ||
| Transmitter short circuit output current (recommended) | ISC | -60 | 60 | mA | 3 | ||
| Ambient temperature (recommended) | -40 | 85 | 3 | ||||
| Consumption current static, 25 °C | ICC | 10 | mA | VCC = 5.5 V; VIL = 0 V; 25 °C | 4 | ||
| Consumption current static, -40 °C to 85 °C | ICC | 14 | mA | VCC = 5.5 V; VIL = 0 V; -40 °C to 85 °C | 4 | ||
| Hysteresis voltage, 25 °C | Vh | 0.2 | 0.9 | V | VCC = 5.0 V; 25 °C | 4 | |
| Hysteresis voltage, -40 °C to 85 °C | Vh | 0.2 | 1 | V | VCC = 5.0 V; -40 °C to 85 °C | 4 | |
| On (operation) voltage, 25 °C | VOn | 2.4 | V | VO ≤ 0.1 V; IOL ≤ 20 mkA; 25 °C | 4 | ||
| On (operation) voltage, -40 °C to 85 °C | VOn | 2.3 | V | VO ≤ 0.1 V; IOL ≤ 20 mkA; -40 °C to 85 °C | 4 | ||
| Off (dropout) voltage, 25 °C | Voff | 0.8 | V | VO ≥ VCC -0.1 V; IOH ≤ -20 µA; 25 °C | 4 | ||
| Off (dropout) voltage, -40 °C to 85 °C | Voff | 0.9 | V | VO ≥ VCC -0.1 V; IOH ≤ -20 µA; -40 °C to 85 °C | 4 | ||
| Receiver output low voltage, 25 °C | VOL | 0.3 | V | IOL = 3.2 mA; VCC = 4.5 V; VIH = 2.4 V; 25 °C | 4 | ||
| Receiver output low voltage, -40 °C to 85 °C | VOL | 0.4 | V | IOL = 3.2 mA; VCC = 4.5 V; VIH = 2.4 V; -40 °C to 85 °C | 4 | ||
| Receiver output high voltage, 25 °C | VOH | 3.6 | V | IOH = -1.0; VCC = 4.5 V; VIL = 0.8 V; 25 °C | 4 | ||
| Receiver output high voltage, -40 °C to 85 °C | VOH | 3.5 | V | IOH = -1.0; VCC = 4.5 V; VIL = 0.8 V; -40 °C to 85 °C | 4 | ||
| Input resistance, 25 °C | RI | 3 | 7 | kOhm | V = 5.0 V; 25 °C | 4 | |
| Input resistance, -40 °C to 85 °C | RI | 3 | 7 | kOhm | V = 5.0 V; -40 °C to 85 °C | 4 | |
| Transmitter output low voltage, 25 °C | VOL | -5.2 | V | V = 4.5 V; VIH = 2.0 V; RL = 3.0 kOhm; 25 °C | 4 | ||
| Transmitter output low voltage, -40 °C to 85 °C | VOL | -5 | V | V = 4.5 V; VIH = 2.0 V; RL = 3.0 kOhm; -40 °C to 85 °C | 4 | ||
| Transmitter output high voltage, 25 °C | VOH | 5.2 | V | V = 4.5 V; VIL = 0.8 V; RL = 3.0 kOhm; 25 °C | 4 | ||
| Transmitter output high voltage, -40 °C to 85 °C | VOH | 5 | V | V = 4.5 V; VIL = 0.8 V; RL = 3.0 kOhm; -40 °C to 85 °C | 4 | ||
| Input low current, 25 °C | IIL | -1 | µA | V = 5.5 V; VIL = 0 V; 25 °C | 4 | ||
| Input low current, -40 °C to 85 °C | IIL | -10 | µA | V = 5.5 V; VIL = 0 V; -40 °C to 85 °C | 4 | ||
| Input high current | IIH | 1 | 10 | µA | V = 5.5 V; VIH = V (as printed) | 4 | |
| Speed of output front change, 25 °C | SR | 3 | 30 | V/mks | V = 5.0 V; CL = 50-1000 pF; RL = 3.0-7.0 kOhm; 25 °C | 4 | |
| Speed of output front change, -40 °C to 85 °C | SR | 2.7 | 27 | V/mks | V = 5.0 V; CL = 50-1000 pF; RL = 3.0-7.0 kOhm; -40 °C to 85 °C | 4 | |
| Output resistance, 25 °C | R | 350 | Ohm | V = V+ = V- = 0 V; VO = ± 2 V; 25 °C | 4 | ||
| Output resistance, -40 °C to 85 °C | R | 300 | Ohm | V = V+ = V- = 0 V; VO = ± 2 V; -40 °C to 85 °C | 4 | ||
| Short circuit output current, 25 °C | ISC | -50 | 50 | mA | V = 5.5 V; VO = 0 V; VI = 0 V; 25 °C | 4 | |
| Short circuit output current, -40 °C to 85 °C | ISC | -60 | 60 | mA | V = 5.5 V; VO = 0 V; VI = 0 V; -40 °C to 85 °C | 4 | |
| Speed of information transmission, 25 °C | ST | 140 | kbps | V = 4.5 V; CL = 1000 pF; RL = 3.0 kOhm; tW = 7µS (extreme tW = 8µS); 25 °C | 4 | ||
| Speed of information transmission, -40 °C to 85 °C | ST | 120 | kbps | V = 4.5 V; CL = 1000 pF; RL = 3.0 kOhm; tW = 7µS (extreme tW = 8µS); -40 °C to 85 °C | 4 | ||
| Signal propagation delay time when switching on (off), 25 °C | tPHLR (tPLHR) | 9.7 | µS | V = 4.5 V; CL = 150 pF; VIL = 0 V; VIH = 3.0 V; tLH = tHL ≤ 10 ns; 25 °C | 5 | ||
| Signal propagation delay time when switching on (off), -40 °C to 85 °C | tPHLR (tPLHR) | 10 | µS | V = 4.5 V; CL = 150 pF; VIL = 0 V; VIH = 3.0 V; tLH = tHL ≤ 10 ns; -40 °C to 85 °C | 5 | ||
| Input capacitance | CIN | 9 | pF | VCC = 5.0 V | 5 |
CAD (KiCad official)
- Symbol:
MAX232CSE-HXY - Footprint:
Package_SO:SOIC-16_3.9x9.9mm_P1.27mm - 3D model: SOP-16 (KiCad packages3D, STEP)
- 3D model files:
max232cse-hxy-etched.step/max232cse-hxy-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);max232cse-hxy.step/max232cse-hxy.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: HXY MOSFET datasheet (8 pp, sha256
0e301d9e714155f8, 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).
# MAX232CSE-HXY
**HXY MOSFET** · RS232 ICs · SOP-16
MAX232CSE-HXY from HXY MOSFET, in a SOP-16. 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 | C1+ | passive | Positive terminal of the external flying capacitor C1 for the positive voltage multiplier, which uses 1.0 µF capacitors in the typical application circuit. |
| 2 | V+ | power_out | Positive transmitter supply from the charge pump, with a recommended minimum of 5.0 V and an absolute maximum of 14 V (referenced to GND). |
| 3 | C1- | passive | Negative terminal of the external flying capacitor C1 for the positive voltage multiplier, which uses 1.0 µF capacitors in the typical application circuit. |
| 4 | C2+ | passive | Positive terminal of the external flying capacitor C2 for the negative voltage multiplier, which uses 1.0 µF capacitors in the typical application circuit. |
| 5 | C2- | passive | Negative terminal of the external flying capacitor C2 for the negative voltage multiplier, which uses 1.0 µF capacitors in the typical application circuit. |
| 6 | V- | power_out | Negative transmitter supply from the charge pump, with a recommended minimum of -5.0 V and an absolute minimum of -14 V (referenced to GND). |
| 7 | T2OUT | output | RS-232 level output of transmitter 2, with short-circuit output current limited to ±60 mA in the recommended operating conditions. |
| 8 | R2IN | input | RS-232 level input of receiver 2, rated for receiver input voltage of ±30 V. |
| 9 | R2OUT | output | TTL/CMOS level output of receiver 2, which is low when R2IN is high and high when R2IN is low per the truth table. |
| 10 | T2IN | input | TTL/CMOS level input of transmitter 2, which is inverted to T2OUT and should be driven within the transmitter input range of 0 V to VCC. |
| 11 | T1IN | input | TTL/CMOS level input of transmitter 1, which is inverted to T1OUT and should be driven within the transmitter input range of 0 V to VCC. |
| 12 | R1OUT | output | TTL/CMOS level output of receiver 1, which is low when R1IN is high and high when R1IN is low per the truth table. |
| 13 | R1IN | input | RS-232 level input of receiver 1, rated for receiver input voltage of ±30 V. |
| 14 | T1OUT | output | RS-232 level output of transmitter 1, with short-circuit output current limited to ±60 mA in the recommended operating conditions. |
| 15 | GND | power_in | Common ground reference for the device. |
| 16 | VCC | power_in | Supply voltage input with a recommended range of 4.5 V to 5.5 V and an absolute maximum of 6.0 V. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | HXY MOSFET |
| Package | SOP-16 |
| Category | Interface |
| Pins | 16 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Supply voltage (maximum rating) | VCC | -0.3 | | 6 | V | | 2 |
| Transmitter high output voltage (maximum rating) | V+ | | | 14 | V | | 2 |
| Transmitter low output voltage (maximum rating) | V- | -0.3 | | -14 | V | | 2 |
| Transmitter input voltage (maximum rating) | VTIN | -0.3 | | | V | | 2 |
| Receiver input voltage (maximum rating) | VRIN | -30 | | 30 | V | | 2 |
| Dissipated power, SO package | PD | | | 762 | mW | SO package | 2 |
| Ambient temperature (maximum rating) | | -60 | | 150 | | | 2 |
| Supply voltage (recommended) | VCC | 4.5 | | 5.5 | V | | 3 |
| Transmitter output high voltage (recommended) | V+ | 5 | | | V | | 3 |
| Transmitter output low voltage (recommended) | V- | -5 | | | V | | 3 |
| Receiver input voltage (recommended) | VRIN | -30 | | 30 | V | | 3 |
| Transmitter short circuit output current (recommended) | ISC | -60 | | 60 | mA | | 3 |
| Ambient temperature (recommended) | | -40 | | 85 | | | 3 |
| Consumption current static, 25 °C | ICC | | | 10 | mA | VCC = 5.5 V; VIL = 0 V; 25 °C | 4 |
| Consumption current static, -40 °C to 85 °C | ICC | | | 14 | mA | VCC = 5.5 V; VIL = 0 V; -40 °C to 85 °C | 4 |
| Hysteresis voltage, 25 °C | Vh | 0.2 | | 0.9 | V | VCC = 5.0 V; 25 °C | 4 |
| Hysteresis voltage, -40 °C to 85 °C | Vh | 0.2 | | 1 | V | VCC = 5.0 V; -40 °C to 85 °C | 4 |
| On (operation) voltage, 25 °C | VOn | | | 2.4 | V | VO ≤ 0.1 V; IOL ≤ 20 mkA; 25 °C | 4 |
| On (operation) voltage, -40 °C to 85 °C | VOn | | | 2.3 | V | VO ≤ 0.1 V; IOL ≤ 20 mkA; -40 °C to 85 °C | 4 |
| Off (dropout) voltage, 25 °C | Voff | 0.8 | | | V | VO ≥ VCC -0.1 V; IOH ≤ -20 µA; 25 °C | 4 |
| Off (dropout) voltage, -40 °C to 85 °C | Voff | 0.9 | | | V | VO ≥ VCC -0.1 V; IOH ≤ -20 µA; -40 °C to 85 °C | 4 |
| Receiver output low voltage, 25 °C | VOL | | | 0.3 | V | IOL = 3.2 mA; VCC = 4.5 V; VIH = 2.4 V; 25 °C | 4 |
| Receiver output low voltage, -40 °C to 85 °C | VOL | | | 0.4 | V | IOL = 3.2 mA; VCC = 4.5 V; VIH = 2.4 V; -40 °C to 85 °C | 4 |
| Receiver output high voltage, 25 °C | VOH | 3.6 | | | V | IOH = -1.0; VCC = 4.5 V; VIL = 0.8 V; 25 °C | 4 |
| Receiver output high voltage, -40 °C to 85 °C | VOH | 3.5 | | | V | IOH = -1.0; VCC = 4.5 V; VIL = 0.8 V; -40 °C to 85 °C | 4 |
| Input resistance, 25 °C | RI | 3 | | 7 | kOhm | V = 5.0 V; 25 °C | 4 |
| Input resistance, -40 °C to 85 °C | RI | 3 | | 7 | kOhm | V = 5.0 V; -40 °C to 85 °C | 4 |
| Transmitter output low voltage, 25 °C | VOL | | | -5.2 | V | V = 4.5 V; VIH = 2.0 V; RL = 3.0 kOhm; 25 °C | 4 |
| Transmitter output low voltage, -40 °C to 85 °C | VOL | | | -5 | V | V = 4.5 V; VIH = 2.0 V; RL = 3.0 kOhm; -40 °C to 85 °C | 4 |
| Transmitter output high voltage, 25 °C | VOH | 5.2 | | | V | V = 4.5 V; VIL = 0.8 V; RL = 3.0 kOhm; 25 °C | 4 |
| Transmitter output high voltage, -40 °C to 85 °C | VOH | 5 | | | V | V = 4.5 V; VIL = 0.8 V; RL = 3.0 kOhm; -40 °C to 85 °C | 4 |
| Input low current, 25 °C | IIL | | | -1 | µA | V = 5.5 V; VIL = 0 V; 25 °C | 4 |
| Input low current, -40 °C to 85 °C | IIL | | | -10 | µA | V = 5.5 V; VIL = 0 V; -40 °C to 85 °C | 4 |
| Input high current | IIH | 1 | | 10 | µA | V = 5.5 V; VIH = V (as printed) | 4 |
| Speed of output front change, 25 °C | SR | 3 | | 30 | V/mks | V = 5.0 V; CL = 50-1000 pF; RL = 3.0-7.0 kOhm; 25 °C | 4 |
| Speed of output front change, -40 °C to 85 °C | SR | 2.7 | | 27 | V/mks | V = 5.0 V; CL = 50-1000 pF; RL = 3.0-7.0 kOhm; -40 °C to 85 °C | 4 |
| Output resistance, 25 °C | R | 350 | | | Ohm | V = V+ = V- = 0 V; VO = ± 2 V; 25 °C | 4 |
| Output resistance, -40 °C to 85 °C | R | 300 | | | Ohm | V = V+ = V- = 0 V; VO = ± 2 V; -40 °C to 85 °C | 4 |
| Short circuit output current, 25 °C | ISC | -50 | | 50 | mA | V = 5.5 V; VO = 0 V; VI = 0 V; 25 °C | 4 |
| Short circuit output current, -40 °C to 85 °C | ISC | -60 | | 60 | mA | V = 5.5 V; VO = 0 V; VI = 0 V; -40 °C to 85 °C | 4 |
| Speed of information transmission, 25 °C | ST | 140 | | | kbps | V = 4.5 V; CL = 1000 pF; RL = 3.0 kOhm; tW = 7µS (extreme tW = 8µS); 25 °C | 4 |
| Speed of information transmission, -40 °C to 85 °C | ST | 120 | | | kbps | V = 4.5 V; CL = 1000 pF; RL = 3.0 kOhm; tW = 7µS (extreme tW = 8µS); -40 °C to 85 °C | 4 |
| Signal propagation delay time when switching on (off), 25 °C | tPHLR (tPLHR) | | | 9.7 | µS | V = 4.5 V; CL = 150 pF; VIL = 0 V; VIH = 3.0 V; tLH = tHL ≤ 10 ns; 25 °C | 5 |
| Signal propagation delay time when switching on (off), -40 °C to 85 °C | tPHLR (tPLHR) | | | 10 | µS | V = 4.5 V; CL = 150 pF; VIL = 0 V; VIH = 3.0 V; tLH = tHL ≤ 10 ns; -40 °C to 85 °C | 5 |
| Input capacitance | CIN | | 9 | | pF | VCC = 5.0 V | 5 |
## CAD (KiCad official)
- Symbol: `MAX232CSE-HXY`
- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`
- 3D model: SOP-16 (KiCad packages3D, STEP)
- 3D model files: `max232cse-hxy-etched.step` / `max232cse-hxy-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `max232cse-hxy.step` / `max232cse-hxy.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [HXY MOSFET datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590907318429437952) (8 pp, sha256 `0e301d9e714155f8`, 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/max232cse-hxy-datasheet.pdf)