LTM2885 datasheet(5/22 Pages) LINER

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LTM2885

2885fa

For more information www.linear.com/LTM2885

SWITCHING CHARACTERISTICS The

denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. VCC = 5.0V, VL = 3.3V, GND = GND2 = 0V, ON = VL unless otherwise

noted.

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Driver SLO = VCC2

fMAX

Maximum Data Rate

(Note 3)

Mbps

tPLHD

tPHLD

Driver Input to Output

RDIFF = 54Ω, CL = 100pF

(Figure 4)

∆tPD

Driver Input to Output Difference

|tPLHD – tPHLD|

RDIFF = 54Ω, CL = 100pF

(Figure 4)

tSKEWD

Driver Output Y to Output Z

RDIFF = 54Ω, CL = 100pF

(Figure 4)

±8

tRD

tFD

Driver Rise or Fall Time

RDIFF = 54Ω, CL = 100pF

(Figure 4)

12.5

tZLD, tZHD,

tLZD, tHZD

Driver Output Enable or Disable

Time

RL = 500Ω, CL = 50pF

(Figure 5)

170

Driver SLO = GND2

fMAX

Maximum Data Rate

(Note 3)

250

kbps

tPLHD

tPHLD

Driver Input to Output

RDIFF = 54Ω, CL = 100pF

(Figure 4)

1.55

µs

∆tPD

Driver Input to Output Difference

|tPLHD – tPHLD|

RDIFF = 54Ω, CL = 100pF

(Figure 4)

500

tSKEWD

Driver Output Y to Output Z

RDIFF = 54Ω, CL = 100pF

(Figure 4)

±200

±750

tRD

tFD

Driver Rise or Fall Time

RDIFF = 54Ω, CL = 100pF

(Figure 4)

0.9

1.5

µs

tZLD, tZHD,

tLZD, tHZD

Driver Output Enable or Disable

Time

RL = 500Ω, CL = 50pF

(Figure 5)

400

Receiver

tPLHR

tPHLR

Receiver Input to Output

CL = 15pF, VCM = 2.5V, |VAB| = 1.4V,

tR and tF < 4ns, (Figure 6)

100

140

tSKEWR

Differential Receiver Skew

|tPLHR – tPHLR|

CL = 15pF

(Figure 6)

tRR

tFR

Receiver Output Rise or Fall Time CL = 15pF

(Figure 6)

12.5

tZLR, tZHR,

tLZR, tHZR

Receiver Output Enable or

Disable Time

RL =1kΩ, CL = 15pF

(Figure 7)

tRTEN, tRTZ Termination Enable or Disable

Time

RE = 0V, DE = 0V, VAB = 2V, VB = 0V (Figure 8)

100

µs

Generic Logic Input

tPLHL1

tPHLL1

DIN to DOUT Input to Output

CL = 15pF,

tR and tF < 4ns

100

Power Supply Generator

VCC2 – GND2 Supply Start-Up

Time

(0V to 4.5V)

VL, No Load

200

500

µs

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