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ST3222ECDR датащи(PDF) 1 Page - STMicroelectronics |
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ST3222ECDR датащи(HTML) 1 Page - STMicroelectronics |
1 / 10 page 1/10 March 2003 s ESD PROTECTIO FOR RS-232 I/O PINS ±15KV HUMAN BODY MODEL ±8KV IEC 1000-4-2 CONTACT DISCHARGE s 300 µA SUPPLY CURRENT s 250Kbps MINIMUM GUARENTEED DATA RATE s 6V/ µs MINIMUM GUARANTEED SLEW RATE s MEET EIA/TIA-232 SPECIFICATIONS DOWN TO 3V s AVAILABLE IN SO-18, SSOP20 AND TSSOP20 DESCRIPTION The ST3222E is a 3V powered EIA/TIA-232 and V.28/V.24 communications interface with low power requirements, high data-rate capabilities and enhanced electrostatic discharge (ESD) protection to ±8kV using IEC1000-4-2 Contact Discharge and ±15kV using the Human Body Model. ST3222E has a proprietary low dropout transmitter output stage providing true RS-232 performance from 3 to 5V supplies with a dual charge pump. The charge pump requires only four small 0.1mF external capacitors for operation form 3V supply. The device has two receivers and two drivers. The ST3222E features a 1 µA shutdown mode that reduces power consumption and extends battery life in portable systems. Its receivers can remain active in shutdown mode, allowing external devices such as modems to be monitored using only 1 µA supply current. The device is guaranteed to run at data rates of 250Kbps while maintaining RS-232 output levels. Typical applications are Notebook, Subnotebook and Palmtop Computers, Battery Powered Equipment, Hand-Held Equipment, Peripherals and Printers. ORDERING CODES Type Temperature Range Package Comments ST3222ECD 0 to 70 °C SO-18 (Tube) 50parts per tube / 20tube per box ST3222EBD -40 to 85 °C SO-18 (Tube) 50parts per tube / 20tube per box ST3222ECDR 0 to 70 °C SO-18 (Tape & Reel) 1000 parts per reel ST3222EBDR -40 to 85 °C SO-18 (Tape & Reel) 1000 parts per reel ST3222ECPR 0 to 70 °C SSOP20 (Tape & Reel) 1350 parts per reel ST3222EBPR -40 to 85 °C SSOP20 (Tape & Reel) 1350 parts per reel ST3222ECTR 0 to 70 °C TSSOP20 (Tape & Reel) 2500 parts per reel ST3222EBTR -40 to 85 °C TSSOP20 (Tape & Reel) 2500 parts per reel ST3222E ±15KV ESD-PROTECTED, 3 TO 5.5V, LOW POWER, UP TO 250KBPS, RS-232 DRIVERS AND RECEIVERS SOP SSOP TSSOP |
Аналогичный номер детали - ST3222ECDR |
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Аналогичное описание - ST3222ECDR |
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