component
COSMAX3232ID
Public Made by Adomby adom
COSINE RS232 ICs, SOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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COSMAX3232ID
COSINE · RS232 ICs · SOP-16
COSMAX3232ID from COSINE, 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 voltage doubler charge-pump capacitor. |
| 2 | V+ | power_out | 5.5 V output generated by the charge pump, with absolute maximum rating of -0.3 V to 8 V. |
| 3 | C1- | passive | Negative terminal of the voltage doubler charge-pump capacitor. |
| 4 | C2+ | passive | Positive terminal of the inverting charge-pump capacitor. |
| 5 | C2- | passive | Negative terminal of the inverting charge-pump capacitor. |
| 6 | V- | power_out | -5.5 V output generated by the charge pump, with absolute maximum rating of -8 V to +0.3 V. |
| 7 | TOUT2 | output | RS-232 driver output, protected against shorts to ground and meeting EIA/TIA-232 levels. |
| 8 | RIN2 | input | RS-232 line input to the receiver, with an input voltage range of -15 V to +15 V. |
| 9 | ROUT2 | output | TTL/CMOS receiver output, with absolute range of -0.3 V to VCC + 0.3 V. |
| 10 | TIN2 | input | TTL/CMOS driver input that must be held at a valid high or low level; unused inputs should be tied to VCC or GND since there is no internal pullup. |
| 11 | TIN1 | input | TTL/CMOS driver input that must be held at a valid high or low level; unused inputs should be tied to VCC or GND since there is no internal pullup. |
| 12 | ROUT1 | output | TTL/CMOS receiver output, with absolute range of -0.3 V to VCC + 0.3 V. |
| 13 | RIN1 | input | RS-232 line input to the receiver, with an input voltage range of -15 V to +15 V. |
| 14 | TOUT1 | output | RS-232 driver output, protected against shorts to ground and meeting EIA/TIA-232 levels. |
| 15 | GND | power_in | Ground reference for the device. |
| 16 | VCC | power_in | Supply voltage, 3.0 V to 5.5 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | COSINE |
| 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 |
|---|---|---|---|---|---|---|---|
| DC supply voltage, Vcc | -0.3 | 6 | V | 3 | |||
| Positive output supply voltage, V+ | -0.3 | 8 | V | 3 | |||
| Negative output supply voltage, V+ | -0.3 | -8 | V | 3 | |||
| Supply voltage difference, V+ - V- | 16 | V | 3 | ||||
| Driver input voltage, VTI | VTI | -0.3 | 6 | V | 3 | ||
| Receiver input voltage, VRI | VRI | -16 | 16 | V | 3 | ||
| Driver output voltage, VTO | VTO | -16 | 16 | V | 3 | ||
| Receiver output voltage, VRO | VRO | -0.3 | V | printed as Vcc +0.3 | 3 | ||
| Operating junction temperature | 150 | °C | 3 | ||||
| Storage temperature | -65 | 150 | °C | 3 | |||
| DC Supply voltage, Vcc | 3 | 3.3 | 5.5 | V | 4 | ||
| Driver high-level input voltage | 2 | 5.5 | V | 4 | |||
| Driver low-level input voltage | 0 | 0.8 | V | 4 | |||
| Receiver input voltage | -15 | 15 | V | 4 | |||
| Data rate | 0 | 250 | Kbps | 4 | |||
| Operating ambient temperature | -40 | 85 | °C | 4 | |||
| Operating junction temperature | -40 | 125 | °C | 4 | |||
| Supply current | ICC | 0.4 | 1 | mA | no load, Vcc = 3.3V, TxIN = GND or Vcc | 4 | |
| Shutdown supply current | ISD | 1 | 10 | μA | SHDN= GND, Vcc = 3.3V, TxIN = GND or Vcc | 4 | |
| High-level output voltage | VOH | 5 | 5.4 | V | DIN=GND, RL=3kΩ to GND | 4 | |
| Low-level output voltage | VOL | -5.4 | -5 | V | DIN=Vcc, RL=3kΩ to GND | 4 | |
| Output resistance | RO | 300 | Ω | VCC, V+, and V- = 0 V, VOUT = ±2 V | 5 | ||
| Output short-circuit current | IOS | -35 | 60 | mA | VOUT=0 | 5 | |
| Output leakage current (drivers disabled) | IOK | -25 | 25 | μA | VOUT=±12V, drivers disabled; Vcc=0V or 3.0V to 5.5V | 5 | |
| Input voltage range | VIN | -15 | 15 | V | 5 | ||
| Input threshold LOW | VITL | 0.6 | 1.2 | V | Vcc = 3.3V | 5 | |
| Input threshold LOW | VITL | 0.8 | 1.5 | V | Vcc = 5.0V | 5 | |
| Input threshold HIGH | VITH | 1.5 | 2.4 | V | Vcc = 3.3V | 5 | |
| Input threshold HIGH | VITH | 1.8 | 2.4 | V | Vcc = 5.0V | 5 | |
| Input resistance | Ri | 3 | 5 | 7 | kΩ | VIN = ±3 V to ±15 V | 5 |
| Input logic threshold LOW | 0.8 | V | SHDN, EN, TxIN | 5 | |||
| Input logic threshold HIGH | 2 | V | Vcc=3.3V; printed max is Vcc | 5 | |||
| Input logic threshold HIGH | 2.4 | V | Vcc=5.0V; printed max is Vcc | 5 | |||
| Input leakage current | 0.01 | 1 | μA | SHDN, EN, TxIN | 5 | ||
| Output leakage current | 0.05 | 10 | μA | Receivers disabled, Vout=0V to Vcc | 5 | ||
| Logic Input low voltage | 0.4 | V | IOUT=1.6mA | 5 | |||
| Maximum data rate | tPZH | 150 | 250 | kbps | RL = 3kΩ, CL = 1000pF, one driver switching | 6 | |
| Driver propagation delay tPHL | tPHL | 1 | µs | RL = 3kΩ, CL = 1000pF | 6 | ||
| Driver propagation delay tPLH | tPLH | 1 | µs | RL = 3kΩ, CL = 1000pF | 6 | ||
| Receiver propagation delay tPHL | tPHL | 0.3 | µs | Receiver input to receiver output, CL = 150pF | 6 | ||
| Receiver propagation delay tPLH | tPLH | 0.3 | µs | Receiver input to receiver output, CL = 150pF | 6 | ||
| Receiver output enable time | 200 | ns | 6 | ||||
| Receiver output disable time | 200 | ns | 6 | ||||
| Driver skew /tPHL - tPLH/ | 100 | 500 | ns | 6 | |||
| Receiver skew /tPHL - tPLH/ | 200 | 1000 | ns | 6 | |||
| Slew rate | SR | 6 | 30 | V/μs | RL = 3kΩ to 7kΩ, CL = 150pF to 1000pF | 6 | |
| Package thermal resistance (SOP16) | RJA | 80 | °C/W | SOP16 package | 4 | ||
| Input hysteresis | VHYS | 0.3 | V | 5 |
CAD (KiCad official)
- Symbol:
COSMAX3232ID - Footprint:
Package_SO:SOIC-16_3.9x9.9mm_P1.27mm - 3D model: SOP-16 (KiCad packages3D, STEP)
- 3D model files:
cosmax3232id-etched.step/cosmax3232id-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);cosmax3232id.step/cosmax3232id.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: COSINE datasheet (11 pp, sha256
0b95de95b43e24df, retrieved 2026-10-17, 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).
# COSMAX3232ID
**COSINE** · RS232 ICs · SOP-16
COSMAX3232ID from COSINE, 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 voltage doubler charge-pump capacitor. |
| 2 | V+ | power_out | 5.5 V output generated by the charge pump, with absolute maximum rating of -0.3 V to 8 V. |
| 3 | C1- | passive | Negative terminal of the voltage doubler charge-pump capacitor. |
| 4 | C2+ | passive | Positive terminal of the inverting charge-pump capacitor. |
| 5 | C2- | passive | Negative terminal of the inverting charge-pump capacitor. |
| 6 | V- | power_out | -5.5 V output generated by the charge pump, with absolute maximum rating of -8 V to +0.3 V. |
| 7 | TOUT2 | output | RS-232 driver output, protected against shorts to ground and meeting EIA/TIA-232 levels. |
| 8 | RIN2 | input | RS-232 line input to the receiver, with an input voltage range of -15 V to +15 V. |
| 9 | ROUT2 | output | TTL/CMOS receiver output, with absolute range of -0.3 V to VCC + 0.3 V. |
| 10 | TIN2 | input | TTL/CMOS driver input that must be held at a valid high or low level; unused inputs should be tied to VCC or GND since there is no internal pullup. |
| 11 | TIN1 | input | TTL/CMOS driver input that must be held at a valid high or low level; unused inputs should be tied to VCC or GND since there is no internal pullup. |
| 12 | ROUT1 | output | TTL/CMOS receiver output, with absolute range of -0.3 V to VCC + 0.3 V. |
| 13 | RIN1 | input | RS-232 line input to the receiver, with an input voltage range of -15 V to +15 V. |
| 14 | TOUT1 | output | RS-232 driver output, protected against shorts to ground and meeting EIA/TIA-232 levels. |
| 15 | GND | power_in | Ground reference for the device. |
| 16 | VCC | power_in | Supply voltage, 3.0 V to 5.5 V. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | COSINE |
| 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 |
|---|---|---|---|---|---|---|---|
| DC supply voltage, Vcc | | -0.3 | | 6 | V | | 3 |
| Positive output supply voltage, V+ | | -0.3 | | 8 | V | | 3 |
| Negative output supply voltage, V+ | | -0.3 | | -8 | V | | 3 |
| Supply voltage difference, V+ - V- | | | | 16 | V | | 3 |
| Driver input voltage, VTI | VTI | -0.3 | | 6 | V | | 3 |
| Receiver input voltage, VRI | VRI | -16 | | 16 | V | | 3 |
| Driver output voltage, VTO | VTO | -16 | | 16 | V | | 3 |
| Receiver output voltage, VRO | VRO | -0.3 | | | V | printed as Vcc +0.3 | 3 |
| Operating junction temperature | | | | 150 | °C | | 3 |
| Storage temperature | | -65 | | 150 | °C | | 3 |
| DC Supply voltage, Vcc | | 3 | 3.3 | 5.5 | V | | 4 |
| Driver high-level input voltage | | 2 | | 5.5 | V | | 4 |
| Driver low-level input voltage | | 0 | | 0.8 | V | | 4 |
| Receiver input voltage | | -15 | | 15 | V | | 4 |
| Data rate | | 0 | | 250 | Kbps | | 4 |
| Operating ambient temperature | | -40 | | 85 | °C | | 4 |
| Operating junction temperature | | -40 | | 125 | °C | | 4 |
| Supply current | ICC | | 0.4 | 1 | mA | no load, Vcc = 3.3V, TxIN = GND or Vcc | 4 |
| Shutdown supply current | ISD | | 1 | 10 | μA | SHDN= GND, Vcc = 3.3V, TxIN = GND or Vcc | 4 |
| High-level output voltage | VOH | 5 | 5.4 | | V | DIN=GND, RL=3kΩ to GND | 4 |
| Low-level output voltage | VOL | | -5.4 | -5 | V | DIN=Vcc, RL=3kΩ to GND | 4 |
| Output resistance | RO | 300 | | | Ω | VCC, V+, and V- = 0 V, VOUT = ±2 V | 5 |
| Output short-circuit current | IOS | -35 | | 60 | mA | VOUT=0 | 5 |
| Output leakage current (drivers disabled) | IOK | -25 | | 25 | μA | VOUT=±12V, drivers disabled; Vcc=0V or 3.0V to 5.5V | 5 |
| Input voltage range | VIN | -15 | | 15 | V | | 5 |
| Input threshold LOW | VITL | 0.6 | 1.2 | | V | Vcc = 3.3V | 5 |
| Input threshold LOW | VITL | 0.8 | 1.5 | | V | Vcc = 5.0V | 5 |
| Input threshold HIGH | VITH | 1.5 | 2.4 | | V | Vcc = 3.3V | 5 |
| Input threshold HIGH | VITH | 1.8 | 2.4 | | V | Vcc = 5.0V | 5 |
| Input resistance | Ri | 3 | 5 | 7 | kΩ | VIN = ±3 V to ±15 V | 5 |
| Input logic threshold LOW | | | | 0.8 | V | SHDN, EN, TxIN | 5 |
| Input logic threshold HIGH | | 2 | | | V | Vcc=3.3V; printed max is Vcc | 5 |
| Input logic threshold HIGH | | 2.4 | | | V | Vcc=5.0V; printed max is Vcc | 5 |
| Input leakage current | | | 0.01 | 1 | μA | SHDN, EN, TxIN | 5 |
| Output leakage current | | | 0.05 | 10 | μA | Receivers disabled, Vout=0V to Vcc | 5 |
| Logic Input low voltage | | | | 0.4 | V | IOUT=1.6mA | 5 |
| Maximum data rate | tPZH | | 150 | 250 | kbps | RL = 3kΩ, CL = 1000pF, one driver switching | 6 |
| Driver propagation delay tPHL | tPHL | | | 1 | µs | RL = 3kΩ, CL = 1000pF | 6 |
| Driver propagation delay tPLH | tPLH | | | 1 | µs | RL = 3kΩ, CL = 1000pF | 6 |
| Receiver propagation delay tPHL | tPHL | | | 0.3 | µs | Receiver input to receiver output, CL = 150pF | 6 |
| Receiver propagation delay tPLH | tPLH | | | 0.3 | µs | Receiver input to receiver output, CL = 150pF | 6 |
| Receiver output enable time | | | | 200 | ns | | 6 |
| Receiver output disable time | | | | 200 | ns | | 6 |
| Driver skew /tPHL - tPLH/ | | | 100 | 500 | ns | | 6 |
| Receiver skew /tPHL - tPLH/ | | | 200 | 1000 | ns | | 6 |
| Slew rate | SR | 6 | | 30 | V/μs | RL = 3kΩ to 7kΩ, CL = 150pF to 1000pF | 6 |
| Package thermal resistance (SOP16) | RJA | | 80 | | °C/W | SOP16 package | 4 |
| Input hysteresis | VHYS | | 0.3 | | V | | 5 |
## CAD (KiCad official)
- Symbol: `COSMAX3232ID`
- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`
- 3D model: SOP-16 (KiCad packages3D, STEP)
- 3D model files: `cosmax3232id-etched.step` / `cosmax3232id-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cosmax3232id.step` / `cosmax3232id.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [COSINE datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8602912574472003584) (11 pp, sha256 `0b95de95b43e24df`, retrieved 2026-10-17, 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/cosmax3232id-datasheet.pdf)