www.fairchildsemi.com
KA239/KA239A,KA339/KA339A KA3302,KA2901
Quad Comparator
Features
• Single or dual supply operatio...
www.fairchildsemi.com
KA239/KA239A,KA339/KA339A KA3302,KA2901
Quad Comparator
Features
Single or dual supply operation Wide range of supply
voltage KA239/KA239A, KA339/KA339A, KA2901 : 2 ~ 36V (or ±1 ~ ±18V) KA3302 : 2 ~ 28V (or ±1 ~ ±14V) Low supply current drain 800µA Typ. Open collector outputs for wired and connectors Low input bias current 25nA Typ. Low Input offset current ±2.3nA Typ. Low input offset
voltage ±1.4mV Typ. Common mode input
voltage range includes ground. Low output saturation
voltage Output compatible with TTL. DTL and MOS logic system
Description
The KA239/KA239A, KA339/KA339A, KA3302, KA2901 consist of four independent
voltage comparators designed to operate from single power supply over a wide
voltage range.
14-DIP
1
14-SOP
1
Internal Block Diagram
Rev. 1.0.1
©2001 Fairchild Semiconductor Corporation
KA239/KA239A,KA339/KA339A KA3302,KA2901
Schematic Diagram
Absolute Maximum Ratings
Parameter Supply
Voltage Supply
Voltage Only KA3302 Differential Input
Voltage Differential Input
Voltage Only KA3302 Input
Voltage Input
Voltage Only KA3302 Output Short Circuit to GND Power Dissipation Operating Temperature KA339/KA339A KA239/KA239A KA2901/KA3302 Storage Temperature Symbol VCC VCC VI(DIFF) VI(DIFF) VI VI PD TOPR Value ±18 or 36 ±14 or 28 36 28 - 0.3 to +36 - 0.3 to +28 Continuous 570 0 ~ + 70 - 25 ~ + 85 - 40 ~ + 85 - 65 ~ + 150 Unit V V V V V V mW °C
TSTG
°C
2
KA239/KA239A,KA339/KA339A KA3302,KA2901
Electrical Characteri...