LF442CD datasheet(6/10 Pages) ONSEMI

6 / 10 page

LF441C LF442C LF444C

MOTOROLA ANALOG IC DEVICE DATA

–PSR

Figure 17. Common Mode Rejection

versus Frequency

Figure 18. Power Supply Rejection

versus Frequency

f, FREQUENCY (Hz)

140

120

100

1.0 k

10 k

100 k

1.0 M

140

120

100

1.0 k

10 k

100 k

1.0 M

∆VCM

∆VO

CMR = 20 Log

∆VCM

∆VO

x ADM

()

ADM

∆VCC

∆VO

∆VEE

+PSR

(

∆VCC = ±1.5 V)

(

∆VEE=±1.5 V)

–

ADM

∆VCC

+PSR = 20 Log

∆VO /ADM

∆VEE

–PSR = 20 Log

∆VO /ADM

)

(

10 mV

Figure 19. Input Noise Voltage versus Frequency

Figure 20. Open Loop Voltage

Gain versus Supply Voltage

Figure 21. Output Impedance versus Frequency

Figure 22. Inverter Settling Time

f, FREQUENCY (Hz)

VCC,  VEE , SUPPLY VOLTAGE (V)

ts, SETTLING TIME (µs)

100

1.0 k

10 k

100 k

1.0 M

100 k

10 k

5.0

350

300

250

200

150

100

1.0k

10k

100k

1.0M

5.0

–5.0

–10

0.1

1.0

RL = 10 kΩ

125

°C

–55

°C

10 mV

1.0 mV

VCC = +15 V

VEE = –15 V

VCM = 0 V

∆VCM = ±1.5 V

TA = 25°C

VCC = +15 V

VEE = –15 V

TA = 25°C

VCC = +15 V

VEE = –15 V

VCM = 0 V

TA = 25°C

°C

VCC = +15 V

VEE = –15 V

TA = 25°C

VCC = +15 V

VEE = –15 V

TA = 25°C

AV = 100

AV = 10

AV = 1.0

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