Rainbow-electronics MAX1126 Bedienungsanleitung PDF herunterladen (Seite 4)

MAX1126

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

Serial LVDS Outputs

4 _______________________________________________________________________________________

ELECTRICAL CHARACTERISTICS (continued)

(AV

= 1.8V, OV

= 1.8V, CV

= 1.8V, GND = 0, external V

REFIO

= 1.24V, INTREF = AV

, C

REFIO

to GND = 0.1µF,

CLK

= 40MHz (50% duty cycle), DT = 0, T

= T

MIN

to T

MAX

, unless otherwise noted. Typical values are at T

= +25°C.) (Note 1)

PARAMETER

SYMBOL

CONDITIONS

MIN TYP MAX

UNITS

Input at GND 5

Input Leakage DI

Input at AV

µA

Input Capacitance DC

5pF

DIGITAL INPUTS (PLL_, LVDSTEST, DT, SLVS/LVDS, PD_, PDALL, T/B)

Input High Threshold V

0.8 x

Input Low Threshold V

0.2 x

Input at GND, except PLL2 and PLL3 5

Input at AV

, except PLL2 and PLL3 80Input Leakage DI

PLL2 and PLL3 only 200

µA

Input Capacitance DC

5pF

LVDS OUTPUTS (OUT_P, OUT_N, SLVS/LVDS = 0

Differential Output Voltage

OHDIFF

TERM

= 100Ω

250

450 mV

Output Common-Mode Voltage V

OCM

TERM

= 100Ω

1.125 1.375

Rise Time (20% to 80%) t

TERM

= 100Ω, C

LOAD

= 5pF

150

Fall Time (80% to 20%) t

TERM

= 100Ω, C

LOAD

= 5pF

150

SLVS OUTPUTS (OUT_P, OUT_N, CLKOUTP, CLKOUTN, FRAMEP, FRAMEN), SLVS/LVDS = 1, DT = 1

Differential Output Voltage

OHDIFF

TERM

= 100Ω

240

Output Common-Mode Voltage V

OCM

TERM

= 100Ω

220

Rise Time (20% to 80%) t

TERM

= 100Ω, C

LOAD

= 5pF

120

Fall Time (80% to 20%) t

TERM

= 100Ω, C

LOAD

= 5pF

120

POWER-DOWN

PD Fall to Output Enable

ENABLE

132

µs

PD Rise to Output Disable

DISABLE

10 ns

POWER REQUIREMENTS

Supply Voltage AV

1.7 1.8 1.9 V

Supply Voltage OV

1.7 1.8 1.9 V

Supply Voltage CV

1.7 1.8 3.6 V

1 2 3 4 5 6 7 8 9 ... 24 25

Serial LVDS Outputs 1

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