Rainbow-electronics ADC12L066 Instrukcja Użytkownika Pobierz pdf (Strona 6)

Converter Electrical Characteristics (Continued)

Unless otherwise specified, the following specifications apply for AGND = DGND = DR GND = 0V, V

= +3.3V,

= +2.5V, PD = 0V, V

REF

= +1.0V, V

= 1.0V, f

CLK

= 66 MHz, t

= 2 ns, C

= 15 pF/pin. Boldface limits apply for T

MIN

to T

MAX

: all other limits T

= 25˚C (Notes 7, 8, 9, 10)

Symbol Parameter Conditions

Typical

(Note 10)

Limits

(Note 10)

Units

(Limits)

DYNAMIC CONVERTER CHARACTERISTICS

BW Full Power Bandwidth 0 dBFS Input, Output at −3 dB 450 MHz

SNR Signal-to-Noise Ratio

= 10 MHz, V

−0.5 dBFS

85˚C

64.6 dB (min)

25˚C 65 dB (min)

−40˚C 64.6 dB (min)

= 25 MHz, V

−0.5 dBFS

65 dB

= 150 MHz, V

= −6 dBFS

85˚C

52 dB (min)

25˚C 54 dB (min)

−40˚C 51 dB (min)

= 240 Hz, V

−6 dBFS

52 dB

SINAD Signal-to-Noise & Distortion

= 10 MHz, V

−0.5 dBFS

85˚C

64.3 dB (min)

25˚C 64.8 dB (min)

−40˚C 63 dB (min)

= 25 MHz, V

−0.5 dBFS

64 dB

= 150 MHz, V

= −6 dBFS

85˚C

51.8 dB (min)

25˚C 53.9 dB (min)

−40˚C 50 dB (min)

= 240 Hz, V

−6 dBFS

51 dB

ENOB Effective Number of Bits

= 10 MHz, V

−0.5 dBFS

85˚C

10.7

10.3

25˚C 10.5 Bits (min)

−40˚C 10.2

= 25 MHz, V

−0.5 dBFS

10.3 Bits

= 150 MHz, V

= −6 dBFS

85˚C

8.8

8.3

25˚C 8.6 Bits (min)

−40˚C 8.0

= 240 Hz, V

−6 dBFS

8.2 Bits

ADC12L066

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