Rainbow-electronics MAX4885 Manual do Utilizador descarregar pdf (Página 3)

MAX4885

Complete VGA 1:2 or 2:1 Multiplexer

_______________________________________________________________________________________ 3

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

DDC MULTIPLEXER

On-Resistance

(

DDC

)

< +0.4V, V

= +3.0V, I

= -20mA 20 Ω

DDC Leakage I

L(DDC)

- 0.4V < V

OUT

< V

, V

= V+ -1 +1 µA

Charge Injection Q DDCA_, DDCB_ = 0V, C

= 1000pF 10 pC

SWITCH LOGIC (SEL, M, EN, QP)

Input-Low Voltage V

V+ = +5.5V 0.8 V

Input-High Voltage V

V+ = +4.5V 2.0 V

Input Leakage Current I

LEAK

= V+ -1 +1 µA

ESD PROTECTION

Human Body Model, all pins ±2 kV

ESD Protection

Human Body Model, R_, G_, B_, H_, V_,

DDCA_, DDCB_

±8 kV

ELECTRICAL CHARACTERISTICS (continued)

(V+ = +5.0V ±10%, V

= +3.3V ±10%, T

= T

MIN

to T

MAX

, QP = GND, unless otherwise noted. Typical values are at V+ = +5.0V,

= +3.3V and T

= +25°C.)

PARAMETER

SYMBOL

CONDITIONS

MIN TYP MAX

UNITS

QP = GND

350

Bandwidth f

MAX

= R

= 50Ω

QP = V+

350

MHz

QP = GND

0.85

1.2

Insertion Loss I

LOS

1MHz < f < 50MHz,

= R

= 50Ω

QP = V+ 1 1.6

Crosstalk V

1MHz < f < 50MHz, V

= 0.7V

P-P

= R

= 50Ω

-40 dB

Off-Capacitance C

OFF

f = 1MHz,

QP = GND or V+

5pF

QP = GND 13

On-Capacitance C

f = 1 MHz

QP = V+ 17

Charge-Pump Noise V

NQP

= +1.0V, R

= R

= 50Ω 50

200

µV

AC ELECTRICAL CHARACTERISTICS

(V+ = +5.0V ±10%, V

= +3.3V ±10%, T

= T

MIN

to T

MAX

, QP = GND. Typical values are at V+ = +5.0V, V

= +3.3V and T

+25°C, unless otherwise noted.) (Note 2)

1 2 3 4 5 6 7 8 ... 12 13

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