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©2021 Renesas Electronics Corporation

R31DS0007EU0100 April 8, 2021

XT Datasheet

AC Electrical Characteristics

Note for all AC Electrical Characteristics tables:

1. Installation should include a 0.01μF bypass capacitor placed between VDD and GND to minimize power supply line noise.

Table 14. 3.3V AC Electrical Characteristics

VDD = 3.3V ± 5%, TA = -40°C to +85°C.

Symbol

Parameter

Test Condition

Minimum

Typical

Maximum Units

F

Output Frequency Range

LVDS, LVPECL, CML.

15

—

2100

MHz

HCSL.

15

—

725

Frequency Stability

Temperature = -40°C to +85°C.

—

—

±3

PPM

Frequency Tolerance (25°C)

TA = 25°C.

—

—

±2

Aging (1 year)

TA = 25°C.

—

—

±1

Aging (10 years)

TA = 25°C.

—

—

±7

Output Load

LVDS.

Differential.

—

100

—

Ω

LVPECL.

Thevenin equivalent.

—

50

—

HCSL.

To GND.

—

50

—

TST

Start-up Time

Output valid time after VDD meets minimum

specified level.

—

5

—

ms

tR

Output Rise Time

LVDS.

20% – 80%,

156.25MHz

—

299

400

ps

LVPECL.

—

287

400

HCSL.

—

306

400

CML

—

301

400

tF

Output Fall Time

LVDS.

80% – 20%,

156.25MHz

—

279

400

ps

LVPECL.

—

274

400

HCSL.

—

284

400

CML

—

279

400

ODC

Output Clock Duty Cycle

LVDS.

156.25MHz

45

—

55

%

LVPECL.

156.25MHz

45

—

55

HCSL.

156.25MHz

45

—

55

CML

156.25MHz

45

—

55

TOE

Output Enable/Disable Time

—

—

—

1

—

ms