RT922 datasheet(8/15 Pages) STMICROELECTRONICS

部件名	RT922

功能描述	RobuST, rail-to-rail, high output current dual operational amplifier

PDF	15 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

标志

8 / 15 page

Electrical characteristics

RT922

8/15

DocID026924 Rev 1

Figure 11. Open loop gain and phase vs. frequency

Figure 7. THD + noise vs. frequency

(RL = 32 Ω, Vo = 2 Vpp, VCC = ± 1.5 V)

Figure 8. THD + noise vs. output voltage

(RL = 600 Ω, f = 1 kHz, VCC = 0/3 V)

0.01

0.1

100

Frequency (kHz)

0.1

0.2

0.3

0.4

0.5

0.6

0.7

RL = 32 Ω, Vo = 2 Vpp

VCC = ±1.5 V, Av = 10

0,2

0,4

0,6

0,8

1,2

0,001

0,010

0,100

1,000

10,000

Vout (Vrms)

RL = 600 Ω, f = 1 kHz

VCC = 0/3 V, Av = -1

Figure 9. THD + noise vs. output voltage

(RL = 32 Ω, f = 1 kHz, VCC = ± 1.5 V)

Figure 10. THD + noise vs. output voltage

(RL = 2 kΩ, f = 1 kHz, VCC = ± 1.5 V)

0.2

0.4

0.6

Vout (Vrms)

0.01

0.1

RL = 32 Ω, f = 1 kHz

VCC = ±1.5 V, Av = -1

0.2

0.4

0.6

0.8

1.2

Vout (Vrms)

0.001

0.01

0.1

RL = 2 kΩ, f = 1 kHz

VCC = ±1.5 V, Av = -1

1E+2

1E+3

1E+4

1E+5

1E+6

1E+7

1E+8

Frequency (Hz)

120

180

CL = 500 pF

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