Data Sheet

ADN4600

Rev. C | Page 3 of 28

SPECIFICATIONS

ELECTRICAL SPECIFICATIONS

VCC = 1.8 V, VEE = 0 V, VTTI = VTTO = VCC, RL = 50 Ω, differential output swing = 800 mV p-p differential, 4.25 Gbps, PRBS 27 − 1,

TA = 25°C, unless otherwise noted.

Table 1.

Parameter

Conditions

Min

Typ

Max

Unit

DYNAMIC PERFORMANCE

Maximum Data Rate per Channel

In NRZ format

4.25

Gbps

Deterministic Jitter

Data rate < 4.25 Gbps; BER = 1e − 12

30

ps p-p

Random Jitter

VCC = 1.8 V

1.5

ps rms

Residual Deterministic Jitter with

Receive Equalization

Data rate < 3.25 Gbps; 0 in. to 30 in. FR4

0.16

UI

Data rate < 4.25 Gbps; 0 in. to 30 in. FR4

0.20

UI

Residual Deterministic Jitter with

Transmit Pre-Emphasis

Data rate < 3.25 Gbps; 0 in. to 30 in. FR4

0.13

UI

Data rate < 4.25 Gbps; 0 in. to 30 in. FR4

0.18

UI

Output Rise/Fall Time

20% to 80%

75

ps

Channel-to-Channel Skew

50

ps

Propagation Delay

1

ns

OUTPUT PRE-EMPHASIS

Equalization Method

One-tap programmable pre-emphasis

Maximum Boost

800 mV p-p output swing

6

dB

200 mV p-p output swing

12

dB

Pre-Emphasis Tap Range

Minimum

2

mA

Maximum

12

mA

INPUT EQUALIZATION

Minimum Boost

EQBY = 1

1.5

dB

Maximum Boost

Maximum boost occurs @ 2.125 GHz

22

dB

Number of Equalization Steps

8

Steps

Gain Step Size

2.5

dB

INPUT CHARACTERISTICS

Input Voltage Swing

Differential, VICM1 = VCC − 0.6 V; VCC = 3.3 V

300

2000

mV p-p

Input Voltage Range

Single-ended absolute voltage level, VL minimum

VEE + 0.4

V p-p

Single-ended absolute voltage level, VH maximum

VCC + 0.5

V p-p

Input Resistance

Single-ended

45

50

55

Ω

Input Return Loss

Measured at 2.5 GHz

5

dB

OUTPUT CHARACTERISTICS

Output Voltage Swing

@ dc, differential, PE = 0, default, VCC = 1.8 V

635

740

870

mV p-p

@ dc, differential, PE = 0, default, VCC = 3.3 V

800

mV p-p

@ dc, differential, PE = 0, min output level2, VCC = 1.8 V

100

mV p-p

@ dc, differential, PE = 0, min output level2, VCC = 3.3 V

100

mV p-p

@ dc, differential, PE = 0, max output level2, VCC = 1.8 V

1300

mV p-p

@ dc, differential, PE = 0, max output level2, VCC = 3.3 V

1800

mV p-p

Output Voltage Range

Single-ended absolute voltage level,

TxHeadroom = 0; VL min

VCC − 1.1

V

Single-ended absolute voltage level,

TxHeadroom = 0; VH max

VCC + 0.6

V

Single-ended absolute voltage level,

TxHeadroom = 1; VL min

VCC − 1.2

V

Single-ended absolute voltage level,

TxHeadroom = 1; VH max

VCC + 0.6

V

Output Current

Minimum output current per channel

2

mA

Maximum output current per channel, VCC = 1.8 V

21

Output Resistance

Single ended

45

50

55

Ω

Output Return Loss

Measured at 2.5 GHz

5

dB