R31DS0118EU0101 Rev.1.01

Page 8

Apr 5, 2022

9QXL2000C Datasheet

2.3

Electrical Specifications

TAMB = over the specified operating range. Supply voltages per normal operation conditions; see Test Loads for

loading conditions.

Table 1. SMBus Parameters

Parameter

Symbol

Conditions

Minimum Typical Maximum

Unit

SMBus Input Low Voltage

VILSMB

-

-

0.8

V

SMBus Input High Voltage

VIHSMB

2.1

-

VDDSMB

V

SMBus Output Low Voltage

VOLSMB At IPULLUP.

-

-

0.4

V

SMBus Sink Current

IPULLUP At VOL.

4

-

-

mA

Nominal Bus Voltage [1]

1. Confirmed by design and characterization, not 100% tested in production.

VDDSMB

2.7

-

3.6

V

SMBCLK/SMBDAT Rise Time [1]

tRSMB (Max VIL - 0.15V) to (Min VIH + 0.15V).

-

-

1000

ns

SMBCLK/SMBDAT Fall Time [1]

tFSMB (Min VIH + 0.15V) to (Max VIL - 0.15V).

-

-

300

ns

SMBus Operating Frequency [2]

2. The device must be powered up with CKPWRGD_PD# = '1' for the SMBus to be active.

fSMBMAX Maximum SMBus operating frequency.

-

-

400

kHz

Table 2. DIF_IN Clock Input Parameters

Parameter

Symbol

Conditions

Minimum

Typical Maximum

Unit

Input Crossover Voltage – DIF_IN [1]

1. See the Phase Jitter tables for values required for performance.

VCROSS Cross over voltage.

100

-

1400

mV

Input Swing – DIF_IN [1]

VSWING Differential value.

200

-

-

mV

Input Slew Rate – DIF_IN [1][2]

2. Measured from -150mV to +150mV on the differential waveform (derived from REFCLK+ minus REFCLK-). The signal must be

monotonic through the measurement region for rise and fall time. The 300mV measurement window is centered on the differential zero-

crossing.

dv/dt

Measured differentially.

0.6

-

-

V/ns

Input Current

IIH

DIF_IN, VIN = 0.8V

-3

-

3

μA

DIF_IN#, VIN = 0.8V

5

-

15

μA

IIL

DIF_IN, VIN = GND

-12

-

-6

μA

DIF_IN#, VIN = GND

-3

-

3

μA

Input Duty Cycle

dtin

Measurement from differential

waveform.

45

-

55

%

Table 3. Input/Supply/Common Parameters

Parameter

Symbol

Conditions

Minimum

Typical

Maximum

Unit

Supply Voltage

VDDx

Supply voltage for core and analog.

3.135

3.3

3.465

V

Ambient Operating

Temperature

TAMB

Extended Industrial range.

-40

25

105

°C

Input High Voltage

VIH

Single-ended inputs, except SMBus, tri-level

inputs.

2

-

VDD + 0.3

V

Input Low Voltage

VIL

Single-ended inputs, except SMBus, tri-level

inputs.

GND - 0.3

-

0.8

V