Rainbow-electronics MAX4889C Manual do Utilizador descarregar pdf (Página 3)

FREQUENCY RANGE

(GHz)

MAXIMUM INSERTION

LOSS (dB)

0–2.5

2.5–5

5 or greater

MAX4889B/MAX4889C

2.5/5.0Gbps PCIe Passive Switches

_______________________________________________________________________________________ 3

Note 3: All units are 100% production tested at T

= +85°C. Limits over the operating temperature range are guaranteed by design

and characterization and are not production tested.

Note 4: ΔR

= R

ON (MAX)

- R

ON (MIN)

Note 5: Guaranteed by design, not production tested.

Note 6: Flatness is defined as the difference between the maximum and minimum value of on-resistance as measured over the specified

analog signal range.

ELECTRICAL CHARACTERISTICS (continued)

= +3.3V ±10%, T

MIN

to T

MAX,

unless otherwise noted. Typical values are at V

= +3.3V, T

= +25°C, unless otherwise

noted.) (Note 3)

PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS

AC PERFORMANCE

SEL-to-Switch Turn-On Time t

ON_SEL

= Z

= 50Ω 80 ns

SEL-to-Switch Turn-Off Time t

OFF_SEL

= Z

= 50Ω, Figure 1 15 ns

Propagation Delay t

= Z

= 50Ω, Figure 2 50 ps

Output Skew Between Pairs t

SKEW1

= Z

= 50Ω, Figure2 50 ps

Output Skew Between Same Pair t

SKEW2

= Z

= 50Ω, Figure 2 10 ps

0Hz < f ≤ 2.8GHz -14

2.8GHz < f ≤ 5.0GHz -8

Differential Return Loss (Note 5) S

DD11

f > 5.0GHz -3

Differential Insertion Loss (Note 5) S

DD21

See Table 1 dB

0Hz < f ≤ 2.5GHz -40

2.5GHz < f ≤ 5.0GHz -30

Differential Crosstalk (Note 5) S

DDCTK

f > 5.0GHz -25

0Hz < f ≤ 2.5GHz -15

2.5GHz < f ≤ 5.0GHz -12

Differential Off-Isolation (Note 5) S

DD21_OFF

f > 5.0GHz -12

CONTROL INPUT (SEL)

Input Logic High V

1.4 V

Input Logic Low V

0.6 V

Input Logic Hysteresis V

HYST

130 mV

POWER SUPPLY

Power-Supply Range V

3.0 3.6 V

Supply Current I

SEL

= 0 or V

1mA

Table 1. Insertion Loss Mask

f + 0.6

GHz

f - 1.0

GHz

f - 3.0

GHz

1 2 3 4 5 6 7 8 9 10 11

MAX4889B/MAX4889C 1

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