Rainbow-electronics MAX9135 Instrukcja Użytkownika Pobierz pdf (Strona 3)

MAX9132/MAX9134/MAX9135

Programmable, High-Speed, Multiple

Input/Output LVDS Crossbar Switches

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PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS

DIFFERENTIAL INPUTS (DIN_)

Differential Input High Threshold V

IDH

= V

IN+

- V

IN-

100 mV

Differential Input Low Threshold V

IDL

= V

IN+

- V

IN-

-100 mV

Common Input Voltage V

COM

= (V

IN+

- V

IN-

)/2 1.00 1.29 1.60 V

Input Current I

IN+

IN-

-50 +50 µA

DIFFERENTIAL OUTPUTS (DOUT_)

Differential Output Voltage V

50Ω load, no preemphasis 250 3.65 450 mV

Change in V

Between

Complementary Output States

|∆V

|0135mV

Output Common-Mode Voltage V

COM

1.125 1.29 1.475 V

Change in V

COM

Between

Complementary Output States

|∆V

COM

0135mV

Output Short-Circuit Current I

Two output pins connected to GND -15 -7 mA

SERIAL-INTERFACE INPUT, OUTPUT (SCL, SDA)

Input High Level V

0.7 x

Input Low Level V

0.3 x

H i g h- Level Outp ut Leakag e C ur r ent I

LEAKH

Open drain with 1kΩ pullup to V

1µA

Low-Level Output V

= 3mA 0.4 V

Input Capacitance C

10 pF

PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS

DIFFERENTIAL SIGNALS (DOUT_)

Output-to-Output Skew t

= 100Ω differential 50 250 ps

Rise Time t

20% to 80% of the signal swing; R

= 50Ω

differential (R

= 100Ω double termination),

= 5pF

0.3 0.4 ns

Fall Time t

20% to 80% of the signal swing; R

= 50Ω

differential (R

= 100Ω double termination),

= 5pF

0.3 0.4 ns

Duty Cycle D

Input duty cycle 50%; 840Mbps clock

pattern

45 55 %

DC ELECTRICAL CHARACTERISTICS (continued)

AVDD

= V

DVDD

= V

LVDSVDD

= +3.0V to +3.6V, T

= -40°C to +105°C unless otherwise noted. Typical values are at V

AVDD

= V

DVDD

= V

LVDSVDD

= +3.3V, T

= +25°C.) (Note 2)

AC ELECTRICAL CHARACTERISTICS

AVDD

= V

DVDD

= V

LVDSVDD

= +3.0V to +3.6V, T

= -40°C to +105°C, unless otherwise noted. Typical values are at V

AVDD

DVDD

= V

LVDSVDD

= +3.3V, T

= +25°C.) (Notes 3, 4)

1 2 3 4 5 6 7 8 ... 18 19

MAX9132/MAX9134/MAX9135 1

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