ZSSC3154 datasheet(7/28 Pages) IDT

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ZSSC3154 Datasheet

January 22, 2016

No.

Parameter

Symbol

Conditions

Min

Nominal

Max

Unit

1.3.3

Temperature Measurement

(Refer to section 2.4.3)

1.3.3.1

Internal temperature diode

sensitivity

STTSI

Raw values, without

conditioning calculation

LSB

1.3.3.2

External temperature

diode channel gain

ATSED

Sensor at pins VTN1 or

VTN2

-18

-12

LSB

/mV

1.3.3.3

External temperature

diode bias current

ITSED

Sensor at pins VTN1 or

VTN2

µA

1.3.3.4

External temperature

diode input range

VTSED

Related to VVBR_T which is

the voltage at the VBR_T

pin; sensor at pins VTN1

or VTN2

0.2

1.0

1.3.3.5

External temperature

resistor channel gain

ATSER

At VDDE = 5V;

sensor at pins VTN1 or

VTN2

-13

-9

LSB

/mV

1.3.3.6

External temperature

resistor input range

VTSER

Related to VVBR_T which is

the voltage at the VBR_T

pin; sensor at pins VTN1

or VTN2

0.3

1.4

1.3.4

Sensor Diagnostic Tasks

1.3.4.1

Sensor connection loss

detection threshold

RSCC_TH

100

Ω

1.3.4.2

Maximum input capaci-

tance for sensor connec-

tion check with sensor

aging check enabled

CIN_SCC/SAC

1.2

1.3.4.3

Maximum input capaci-

tance for sensor connec-

tion check with sensor

short check enabled

CIN_SCC/SSC

If input capacitance is

greater than 1nF the

sensor connection check

high-capacitor mode must

be enabled.

1.3.4.4

Sensor input short

detection threshold

RSSC_TH

800

Ω

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