R31DS0145EU0116 Rev. 1.16

Page 12

Sep 24, 2025

XK Datasheet

Output Duty Cycle [2]

ODC

FOUT 1000MHz

48

50.5

53.5

%

CML FOUT 1000MHz

49

52.5

56

1. All measurements taken with 20% to 80% thresholds at 156.25MHz

2. All measurements taken at the crossing points for differential signals and at VDD/2 for LVCMOS outputs.

Table 13. DC Characteristics at 2.5V

Parameter

Symbol

Conditions

Minimum

Typical

Maximum

Unit

Output High Voltage [1]

1. All measurements taken at 156.25MHz

VOH

CML

2.4

2.48

2.5

V

HCSL

730

794

840

Output Low Voltage [1]

VOL

CML

1.6

1.89

2.1

V

HCSL

0

8

20

Output common mode voltage

VCMR

HCSL[2]

2. For HCSL VCMR is equivalent to VCROSS

0.3

0.4

0.55

V

LVDS

1.08

1.2

1.32

TRUE Binary state

VOT (+)

LVDS

311

382

464

mV

FALSE binary state

VOT (-)

LVDS

307

385

463

Change in VOT between

complementary output states



VOT

LVDS

-

3

21

Change in VCMR between

complementary output states



VCMR

LVDS

27

62

Table 14. Current Consumption at 2.5V

Parameter

Symbol

Output Type

Conditions

Typical

Maximum

Unit

Current

Consumption

IDD

CML

FOUT = 156.25MHz

94

102

mA

FOUT = 1250MHz

105

113

HCSL

FOUT = 156.25MHz

113

120

mA

FOUT = 1250MHz

122

129

LVDS

FOUT = 156.25MHz

97

105

mA

FOUT = 1250MHz

109

117

Table 12. (Cont.)AC Characteristics at 2.5V (Cont.)

Parameter

Symbol

Conditions

Minimum

Typical

Maximum

Unit