THS4521 datasheet(40/58 Pages) TI2

Part #	THS4521

Description	Ultra Low Power, Rail-to-Rail Output, Fully-Differential Amplifier

PDF	58 Pages

Scroll/Zoom	100%

Manufacturer	TI2 [Texas Instruments]

Direct Link	https://www.ti.com

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40 / 58 page

−140

−130

−120

−110

−100

−90

−80

−70

−60

−50

−40

−30

−20

−10

10k

100k

Frequency (Hz)

VS = 5 V

G = 1 V/V

RF = 2 k

Ω

VOUT = −0.5 dBFS

G077

2 k

0.22 F

5 V

THS4531

VOUT+

40.2

VOUT–

40.2

Differential

Signal from

Generator and

10 kHz BPF

VIN+

VIN–

–

VOCM

2 k

1 nF

2 k

To Data

Analysis

ADS7945

100 pF

THS4531

SLOS358C – SEPTEMBER 2011 – REVISED APRIL 2020

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Product Folder Links: THS4531

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Figure 91. THS4531 and ADS7945 Test Circuit

Figure 92. THS4531 and ADS7945 Test Circuit

Table 8. 10 kHz FFT Analysis Summary

CONFIGURATION

TONE

SIGNAL

SNR

THD

SFDR

THS4531 + ADS7945

10 kHz

-0.5 dBFS

83 dBc

-93 dBc

96 dBc

ADS7945 Data sheet (typical)

10 kHz

-0.5 dBFS

84 dBc

-92 dBc

94 dBc

THS4521 Datasheet(PDF) 40 Page - Texas Instruments

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