ChongMing Group (HK) Int'l Co., Ltd
CHONGMING GROUP (HK) INT'L CO., LTD.
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Features
• ESD Protection for RS-232 Bus Pins
– ±15 kV (HBM)
– ±8 kV (IEC61000-4-2, Contact Discharge)
– ±15 kV (IEC61000-4-2, Air-Gap Discharge)
•Meets or Exceeds the Requirements of
TIA/EIA-232-F and ITU v.28 Standards
• Operates With 3-V to 5.5-V VCC Supply
• Operates up to 250 kbit/s
• Two Drivers and Two Receivers
• Low Supply Current . . . 300 µA Typ
• External Capacitors . . . 4 × 0.1 µF
• Accepts 5-V Logic Input With 3.3-V Supply
• Pin Compatible to Alternative High-Speed Device (1 Mbit/s) – SNx5C323
Applications
• Battery-Powered Systems
• PDAs
• Notebooks
• Laptops
• Palmtop PCs
• Hand-Held Equipment
MAXIMUM RATINGS (Voltages Referenced to VSS)
| Symbol | Parameter | Value | Unit |
|
Vdd |
DC Supply Voltage Range | -0.5 to +18.0 | V |
| Vin Vout | Input or Output Voltage Range (DC or Transient) | -0.5 to Vdd+0.5 | V |
| Iin Iout | Input or Output Current (DC or Transient) Per Pin | +-10 | mA |
|
PD |
Power Dissipation, Per Package | 500 | mW |
| TA | Ambient Temperature Range | -55 to +125 | °C |
| Tstg | Storage Temperature Range | -65 to +150 | °C |
| TL | Lead Temperture | 260 | °C |