4

SY58021U

Micrel, Inc.

M9999-020207

hbwhelp@micrel.com or (408) 955-1690

TIMING DIAGRAM

/IN

IN

/Q

Q

SINGLE-ENDED AND DIFFERENTIAL SWINGS

Figure 1a. Single-Ended Voltage Swing

Figure 1b. Differential Voltage Swing

Symbol

Parameter

Condition

Min

Typ

Max

Units

Maximum Operating Frequency

V

Clock

4

GHz

NRZ Data

5

Gbps

Propagation Delay

150

220

300

ps

Channel-to-Channel Skew

Note 7

415

ps

Part-to-Part Skew

Note 8

50

ps

Clock

Cycle-to-Cycle Jitter

Note 9

Total Jitter

Note 10

10

Data

Random Jitter

Note 11

2.5Gbps – 3.2Gbps

1

Deterministic Jitter

Note 12

2.5Gbps – 3.2Gbps

10

Output Rise/Fall Time 20% to 80%

At full swing.

35

75

110

ps

Notes:

7.

Skew is measured between outputs of the same bank under identical transitions.

8.

Skew is defined for two parts with identical power supply voltages at the same temperature and with no skew of the edges at the respective inputs.

9.

signal.

10. Total jitter definition: with an ideal clock input of frequency

≤ f

specified peak-to-peak jitter value.

11. Random jitter is measured with a K28.7 comma detect character pattern, measured at 2.5Gbps/3.2Gbps.

AC ELECTRICAL CHARACTERISTICS