RT922 datasheet(7/15 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

7 / 15 page

DocID026924 Rev 1

7/15

RT922

Electrical characteristics

Figure 1. Output short-circuit current vs.

output voltage

Figure 2. Total supply current vs.

supply voltage

Figure 3. Voltage gain and phase vs.

frequency

Figure 4. Equivalent input noise voltage vs.

frequency

1E+02

1E+03

1E+04

1E+05

1E+06

1E+07

1E+08

-20

-60

120

180

Frequency (Hz)

Gain

Phase

Cl = 100 pF

0.01

0.1

100

Frequency (kHz)

VCC = ±1.5 V

RL = 100 Ω

Figure 5. THD + noise vs. frequency

(RL = 2 kΩ, Vo = 10 Vpp, VCC = ± 6 V)

Figure 6. THD + noise vs. frequency

(RL = 32 Ω, Vo = 4 Vpp, VCC = ± 2.5 V)

0.01

0.1

100

Frequency (kHz)

0.005

0.01

0.015

0.02

RL= 2 kΩ, Vo = 10 Vpp

VCC = ±6 V, Av = 1

0.01

0.1

100

Frequency (kHz)

0.008

0.016

0.024

0.032

0.04

RL= 32 kΩ, Vo = 4 Vpp

VCC = ±2.5 V, Av = 1

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