TH3044.2A Ver la hoja de datos (PDF) - Melexis Microelectronic Systems

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TH3044.2A

K-Bus Interface

Melexis Microelectronic Systems  

TH3044

K-Bus Interface

Static Characteristics

VDD= 4.5 to 5.5V, VBat = 6 to 16V, Tamb = -40°C to +125°C, unless otherwise specified

Parameter

Symbol Condition

Min

Supply

Power-on-reset Threshold VCC

VCCPOR

3.0

Power-on-reset Threshold VBAT

VBATPOR

3.0

Typ Max Unit

4.0 V

4.5 V

Quiescent Current, ICC + IBAT

ICCBAT

VCC = 5V, VBAT = 12V,

BUS, TxD, SEN/STA, RxD

and NRxD open

50 µA

TxD, SEN/STA, RxD, NRxD

Pull-up Current TxD

Pull-down Current SEN/STA

Ipu

IpdSEN

Pull-up Current SEN/STA

IpuSEN

Input Voltage Low TxD, SEN/STA

VIL

Input Voltage High TxD, SEN/STA

Output Voltage Low RxD, NRxD

VIH

VOL IOUT = 1 mA

Output Voltage High RxD, NRxD

VOH IOUT = 1 mA

Input Voltage Low BUS

Input Voltage High BUS

Hysteresis Input Voltage

Input Resistance BUS

Output Voltage BUS

Output Sinking Current BUS (current

limiting)

Output Sinking Current BUS (before fold

back)

VIL

VIH

VHYS

RIN

VBUS

BUS

VBAT = 0..40V

VBAT = 0..40V, TA = 85°C

VBUS = 12V

VBAT = 12V,

SEN/STA = Low,

IBUS = 40mA

IBUS = 25mA

ILIM

VBUS > 3.5V

IBUS

-330

170

-330

-250

250

-250

0.75

VCC -1.0

-170 µA

330 µA

-170 µA

0.25 VCC

VCC

1

V

V

0.55

400

60

0.45

VBAT

VBAT

50

mV

600 1500 kΩ

1300 kΩ

kΩ

1.2 V

1.0 V

40

110 mA

180 mA

3901003044

Rev. 003

Page 3

Nov/02

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