CM1241 Datasheet, PDF (1/12 Pages) ON Semiconductor – 4-Channel Low Capacitance Dual-Voltage ESD Protection Array

4-Channel Low Capacitance Dual-Voltage
ESD Protection Array
CM1241
Features
• 3 channels of low voltage ESD protection
• 1 channel of high voltage ESD protection
• Provides ESD protection to IEC61000-4-2 Level
4:
±8kV contact discharge (Pins 1-3)
±15kV contact discharge (Pin 4)
• Low channel input capacitance
• Minimal capacitance change with temperature
and voltage
• High voltage zener diode protects supply rail
• No need for external bypass capacitors
• Each I/O pin can withstand over 1000 ESD
strikes*
• RoHS compliant, lead-free finish
Block Diagram
VP (Internal)
O
VCC
O Pin 4
CH1 O ^{Pin 1}
CH2 O ^{Pin 2}
CH3 O ^{Pin 3}
Pins 6 - 8
VN
Pin 5
GND
©2010 SCILLC. All rights reserved.
April 2010 – Rev. 3
Publication Order Number:
CM1241/D