Rainbow-electronics MAX9135 Manual do Utilizador descarregar pdf (Página 4)

MAX9132/MAX9134/MAX9135

Programmable, High-Speed, Multiple

Input/Output LVDS Crossbar Switches

4 _______________________________________________________________________________________

PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS

= 200mV, V

COM

= 1.2V, 840Mbps clock

pattern; input transition time (20% to 80%) =

200ps

10 30 ps

Output Peak-to-Peak Jitter

(Pr eem p hasi s O n)

= 200mV, V

COM

= 1.2V, 840Mbps

- 1 PRBS pattern; input transition time

(20% to 80%) = 200ps

85 180 ps

Propagation Delay t

2ns

LVDS Switchover Time t

LON

S w i tchover ti m e fr om one channel to another 100 ns

LV D S w i th P r eem p hasi s Am p l i tud e|V

ODPE

50Ω differential (100Ω double termination)

load, 840Mbps

335 530 680 mV

C TIMING

CLK Frequency f

SCL

400 kHz

Start Condition Hold Time t

HD:STA

(Figure 1) 0.6 µs

Low Period of SCL Clock t

LOW

(Figure 1) 1.3 µs

High Period of SCL Clock t

HIGH

(Figure 1) 0.6 µs

Repeated START Condition

Setup Time

SU:STA

(Figure 1) 0.6 µs

Data Hold Time t

HD:DAT

(Figure 1) 0 0.9 µs

Data Setup Time t

SU:STA

(Figure 1) 100 ns

Setup Time for STOP Condition t

SU:STO

(Figure 1) 0.6 µs

Bus Free Time t

BUF

(Figure 1) 1.3 µs

Note 2: Parameters are 100% production tested at T

= +25°C, unless otherwise noted.

Note 3: I

C timing parameters are specified for fast-mode I

C. Maximum data rate = 400kbps.

Note 4: Parameters are guaranteed by design.

AC 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

DVDD

= V

LVDSVDD

= +3.3V, T

= +25°C.) (Notes 3, 4)

1 2 3 4 5 6 7 8 9 ... 18 19

MAX9132/MAX9134/MAX9135 1

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