ADS5232 datasheet(16/29 Pages) TI

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Code

1.0

0.8

0.6

0.4

0.2

−0.2

−0.4

−0.6

−0.8

−1.0

2048

3072

1024

4096

IN = 5MHz

Sample Rate (MHz)

0.10

0.09

0.08

0.07

0.06

0.05

0.04

0.03

0.02

0.01

IN = 5MHz

IAVDD

IVDRV

Input Frequency (MHz)

110

100

SNR

SFDR

Clock Frequency (MHz)

SNR

SFDR

SINAD

IN = 5MHz

Input Frequency (MHz)

110

100

SNR

SFDR

External Reference:

REF = 2V

REF = 1V

Duty Cycle (%)

IN = 5MHz

SNR

SFDR

ADS5232

SBAS294A – JUNE 2004 – REVISED MARCH 2006

TYPICAL CHARACTERISTICS (continued)

MIN = –40°C and TMAX = +85°C. Typical values are at TA = +25°C, clock frequency = 65MSPS, 50% clock duty cycle,

AVDD = 3.3V, VDRV = 3.3V, transformer-coupled inputs, –1dBFS, I

SET = 56.2kΩ, and internal voltage reference, unless

otherwise noted.

INTEGRAL NONLINEARITY

IAVDD, IVDRV vs CLOCK FREQUENCY

Figure 7.

Figure 8.

DYNAMIC PERFORMANCE vs CLOCK FREQUENCY

DYNAMIC PERFORMANCE vs INPUT FREQUENCY

Figure 9.

Figure 10.

DYNAMIC PERFORMANCE vs CLOCK DUTY CYCLE

DYNAMIC PERFORMANCE vs INPUT FREQUENCY

WITH PLL ENABLED (default)

Figure 11.

Figure 12.

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