Datasheet CA3280, CA3280A (Intersil) - 7

CA3280, CA3280A
Typical Performance Curves 105 101 T T A = 25oC A = 25oC IABC = 3mA VS
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=

15V 104 S) RD m A I W E ( ABC = 300

A C 103 (mA) 1 OR NA NT I CT ABC = 30
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A 102 RRE DU ON I Y CU L SIGNAL F ABC = 3.0
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A SC 101 10-1 AL PPL AN U SM IABC = 0.3
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A TR S 1 I 0.1 ABC = 0.03
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A 10-2 101 102 103 104 105 106 107 108 109 10-1 1 101 102 103 FREQUENCY (Hz) DIODE CURRENT (
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A) FIGURE 11. AMPLIFIER GAIN vs FREQUENCY FIGURE 12. SUPPLY CURRENT vs DIODE CURRENT 103 2 VS
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=

15V ) 1 V T m A
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= -55oC ( E 0 102 TA
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= 25oC G TA
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= 125oC TA = 125oC TA -1 TA = 25oC OL V TA = -55oC ET -2 101 FFS T -3 A = 125oC T O PU INPUT OFFSET CURRENT (nA) IN -4 1 -5 1 101 102 103 1 101 102 103 AMPLIFIER BIAS CURRENT (

A) AMPLIFIER BIAS CURRENT (

A) FIGURE 13. INPUT OFFSET CURRENT vs AMPLIFIER BIAS FIGURE 14. INPUT OFFSET VOLTAGE vs AMPLIFIER BIAS CURRENT CURRENT 16 106 V 15 S
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=

15V ) 105 T (V ) A = 125oC 14 A GE p 104 TA 13 TA = 125oC OL 0 V T T A = 25oC A = 125oC 103 -13 UT T T A = -55oC A = 25oC P T CURRENT ( A = -55oC T U -14 102 OUT P IN -15 101 TA = 25oC PEAK -16 1 1 101 102 103 0 1 2 3 4 5 6 7 8 9 10 AMPLIFIER BIAS CURRENT (

A) DIFFERENTIAL INPUT VOLTAGE (V) FIGURE 15. PEAK OUTPUT VOLTAGE vs AMPLIFIER BIAS FIGURE 16. INPUT CURRENT vs INPUT DIFFERENTIAL CURRENT VOLTAGE
FN1174 Rev 6.00 Page 7 of 10 May 2002