Rainbow-electronics MAX1126 Uživatelský manuál stáhnout pdf (Strana 11)

MAX1126

Quad, 12-Bit, 40Msps, 1.8V ADC with

Serial LVDS Outputs

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SIGNAL-TO-NOISE RATIO

vs. CLOCK DUTY CYCLE

CLOCK DUTY CYCLE (%)

SNR (dB)

6040 50

30 70

MAX1126 toc20

= 5.301935MHz

SIGNAL-TO-NOISE PLUS DISTORTION

vs. CLOCK DUTY CYCLE

CLOCK DUTY CYCLE (%)

SINAD (dB)

6040 50

30 70

MAX1126 toc21

= 5.301935MHz

TOTAL HARMONIC DISTORTION

vs. CLOCK DUTY CYCLE

CLOCK DUTY CYCLE (%)

THD (dBc)

40 6050

MAX1126 toc22

-95

-90

-100

-85

-80

-75

-105

30 70

= 5.301935MHz

SPURIOUS-FREE DYNAMIC RANGE

vs. CLOCK DUTY CYCLE

CLOCK DUTY CYCLE (%)

SFDR (dBc)

40 6050

100

30 70

MAX1126 toc23

= 5.301935MHz

Typical Operating Characteristics (continued)

(AV

= 1.8V, OV

= 1.8V, CV

= 1.8V, GND = 0, external V

REFIO

= 1.24V, INTREF = AV

, differential input at -0.5dBFS,

CLK

= 40MHz (50% duty cycle), DT = low, C

LOAD

= 10pF, T

= +25°C, unless otherwise noted.)

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 24 25

Serial LVDS Outputs 1

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