# KY3243LEEY (Component) ## Description RS232 ICs KY3243LEEY TSSOP-28_L9.7-W4.4-P0.65-LS6.4-BL LCSC Part Number: C428901 JLCPCB Part Class: Extended Part Manufactured by Keysemi(旷岳) ## Component Details - **Owner:** lcsc - **Created:** 10/9/2024 - **Last Updated:** 10/9/2024 - **Visibility:** Public - **Manufacturer Part Number:** KY3243LEEY - **LCSC Part Number:** C428901 - **Product Info Url:** https://lcsc.com/product-detail/RS232-ICs_Keysemi-KY3243LEEY_C428901.html - **JLCPCB Part Class:** Extended Part - **Manufacturer Name:** Keysemi(旷岳) - **Datasheet URL:** https://assets.lcsc.com/datasheet/szlcsc/Download-ISO9001-Certification.pdf - **Package or Case Code:** TSSOP-28_L9.7-W4.4-P0.65-LS6.4-BL - **Part Type:** RS232 ICs - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **MPN:** KY3243LEEY - **Mount Type:** PCB - **Package / Case Code:** 28-TSSOP - **Pin Count:** 28 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | C2+ | | | 2 | C2- | | | 3 | V- | | | 4 | R1IN | | | 5 | R2IN | | | 6 | R3IN | | | 7 | R4IN | | | 8 | R5IN | | | 9 | T1OUT | | | 10 | T2OUT | | | 11 | T3OUT | | | 12 | T3IN | | | 13 | T2IN | | | 14 | T1IN | | | 15 | R5OUT | | | 16 | R4OUT | | | 17 | R3OUT | | | 18 | R2OUT | | | 19 | R1OUT | | | 20 | R2OUTB | | | 21 | ~{INVALID} | | | 22 | ~{SD} | | | 23 | ~{PWRSAVE} | | | 24 | C1- | | | 25 | GND | | | 26 | VCC | | | 27 | V+ | | | 28 | C1+ | | --- *Generated from [https://www.flux.ai/lcsc/ky3243leey~afwm](https://www.flux.ai/lcsc/ky3243leey~afwm)*