AFE5801 datasheet(13/46 Pages) TI

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fIN − Input Frequency − MHz

−12

−11

−10

−9

−8

−7

−6

−5

−4

−3

−2

−1

G010

14MHz

7.5MHz

10MHz

f − Frequency − MHz

−70

−60

−50

−40

−30

−20

−10

0.0

0.5

1.0

1.5

2.0

2.5

3.0

G011

K = 2dB

K = 3dB

K = 5dB

K = 4dB

K = 6dB

K = 8dB

K = 9dB

K = 10dB

Analog Filter

K = 7dB

f − Clock Frequency − MSPS

100

150

200

250

300

350

400

450

G012

AVDD Power − Default

fIN = 2MHz

AVDD Power − Low-Noise Mode

f − Clock Frequency − MSPS

0.30

0.35

0.40

0.45

0.50

0.55

0.60

G013

Total Power − Low-Noise Mode

Total Power − Default

fin = 2MHz

GAIN_MATCHING − dB

0.02 0.07 0.12 0.17 0.22 0.27 0.32 0.37 0.42 0.47 0.52

G030

Output Code − Offset

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

2005

2016

2027

2038

2049

2060

2071

2072

2083

G031

AFE5801

www.ti.com

SLOS591D – SEPTEMBER 2008 – REVISED MAY 2010

TYPICAL CHARACTERISTICS (continued)

All graphs are at 25°C, AVDD3 = 3.3V, AVDD18 = DVDD18 = 1.8V, –1dBFS analog input AC coupled with 0.1mF, internal

reference mode, maximum rated channel sampling frequency (65MSPS), LVCMOS (single-ended) clock, 50% duty cycle,

fIN = 2MHz, anti-aliasing filter set at 14MHz (3dB corner), output clamp disable and analog high-pass filter enabled. spacer

Figure 18. Antialiasing Filter Frequency Response

Figure 19. High-Pass Filter Options

Figure 20. Analog Power vs Input-Clock Frequency

Figure 21. Total Power vs Input-Clock Frequency

Figure 22. Gain Matching Measured at a Single Gain (30

Figure 23. Offset (Average Code) With Signal. Every

dB) as Peak-to-Peak Variation of Gain Across Channels

Channel Counted as One Event

on Every Device and Measured at Three Temperatures.

Every Device at Each Temperature Counted as One Event

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