AD8155 데이터 시트보기 (PDF) - Analog Devices

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AD8155

XStream™ 6.5 Gbps Dual Buffer Mux/Demux

Analog Devices 

AD8155

SPECIFICATIONS

VCC = VTTI = VTTO = 1.8 V, DVCC = 3.3 V, VEE = 0 V, RL = 50 Ω, basic configuration1, data rate = 6.5 Gbps, data pattern = PRBS7, ac-

coupled inputs and outputs, differential input swing = 800 mV p-p, TA = 25°C, unless otherwise noted.

Table 1.

Parameter

Conditions

Min

Typ

DYNAMIC PERFORMANCE

Data Rate/Channel (NRZ)

DC

Deterministic Jitter (No

Data rate = 6.5 Gbps, EQ setting = 0

22

Channel)

Random Jitter (No Channel)

RMS, data rate = 6.5 Gbps

1

Residual Deterministic Jitter Data rate 6.5 Gbps, 20 inch FR4

30

with Receive Equalization

Data rate 6.5 Gbps, 40 inch FR4

40

Residual Deterministic Jitter Data rate 6.5 Gbps, 10 inch FR4

35

with Transmit Preemphasis Data rate 6.5 Gbps, 30 inch FR4

42

Propagation Delay

50% input to 50% output (maximum EQ)

700

Lane-to-Lane Skew

Signal path and switch architecture is balanced

90

and symmetric (maximum EQ)

Switching Time

50% logic switching to 50% output data

150

Output Rise/Fall Time

20% to 80% (PE = lowest setting)

62

INPUT CHARACTERISTICS

Differential Input Voltage

Swing

VICM2 = VCC − 0.6 V, VCC = VMIN to VMAX, TA = TMIN to

200

TMAX,

LOS control register = 0x05

Max

6.5

2000

Unit

Gbps

ps p-p

ps

ps p-p

ps p-p

ps p-p

ps p-p

ps

ps

ns

ps

mV p-p

diff

Input Voltage Range

OUTPUT CHARACTERISTICS

Output Voltage Swing

Single-ended absolute voltage level, VL minimum

Single-ended absolute voltage level, VH maximum

Differential, PE = 0, default output level, @ dc

590

Output Voltage Range, Single- TX_HEADROOM = 0, VL minimum

Ended Absolute Voltage Level

TX_HEADROOM = 0, VH maximum

TX_HEADROOM = 1, VL minimum

TX_HEADROOM = 1, VH maximum

Output Current

Port A/B/C, PE_A/B/C = minimum

Port A/B/C, PE_A/B/C = 6 dB, VOD = 800 mV p-p

TERMINATION CHARACTERISTICS

Resistance

Differential, VCC = VMIN to VMAX, TA = TMIN to TMAX

90

LOS CHARACTERISTICS

DC Assert Level

DC Deassert Level

LOS to Output Squelch

LOS to Output Enable

POWER SUPPLY

Operating Range

VCC

DVCC

VTTI

VTTO

LOS control = 0, VID = 0 to 50% OP/ON settling,

VCC = 1.8 V

LOS control = 0, data present to first valid

transition, VCC = 1.8 V

VEE = 0 V, TX_HEADROOM = 0

1.6

VEE = 0 V, TX_HEADROOM = 1

2.2

DVCC ≥ VCC, VEE = 0 V

1.6

1.2

1.2

Rev. 0 | Page 3 of 36

VEE + 0.6

VCC + 0.3

725

820

VCC − 1.1

VCC + 0.6

VCC − 1.3

VCC + 0.6

16

32

100

110

50

300

21

67

V

V

mV p-p

diff

V

V

V

V

mA

mA

Ω

mV p-p

diff

mV p-p

diff

ns

ns

1.8 to 3.3

3.3

1.8 to 3.3

3.6

V

3.6

V

3.6

V

VCC + 0.3 V

VCC + 0.3 V

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