Rainbow-electronics MAX9218 Manuale Utente Scaricare il pdf (Pagina 3)

MAX9218

27-Bit, 3MHz-to-35MHz

DC-Balanced LVDS Deserializer

_______________________________________________________________________________________ 3

DC ELECTRICAL CHARACTERISTICS (continued)

CC_

= +3.0V to +3.6V, PWRDWN = high, differential input voltage ⏐V

⏐ = 0.05V to 1.2V, input common-mode voltage V

= ⏐V

/2⏐

to V

- ⏐V

/2⏐, T

= -40°C to +85°C, unless otherwise noted. Typical values are at V

CC_

= +3.3V, ⏐V

⏐ = 0.2V, V

= 1.2V,

= +25°C.) (Notes 1, 2)

PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS

RNG1, RNG0 = high, V

= 0 -10 -50

Output Short-Circuit Current I

RNG1, RNG0 both not high

simultaneously, V

= 0

-7 -40

LVDS INPUT (IN+, IN-)

Differential Input High Threshold V

50 mV

Differential Input Low Threshold V

-50 mV

Input Current I

IN+

IN-

PWRDWN = high or low -20 +20 µA

PWRDWN = high or low 35 50 65 kΩ

Input Bias Resistor R

CC_

= 0 or open,

PWRDWN = 0 or open, Figure 1

35 50 65 kΩ

Power-Off Input Current I

INO+

INO-

CC_

= 0 or open,

PWRDWN = 0 or open

-40 +40 µA

POWER SUPPLY

3MHz 20

RNG1 = low,

RNG0 = low

7MHz 35

7MHz 25

RNG1 = high,

RNG0 = low

15MHz 47

15MHz 37

Worst-Case Supply Current

CCW

= 8pF,

worst-case

pattern,

Figure 2

RNG1 = high,

RNG0 = high

35MHz 70

Power-Down Supply Current I

CCZ

(Note 3) 50 µA

1 2 3 4 5 6 7 8 ... 15 16

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