TSS521

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SLAS980 – SEPTEMBER 2013

Absolute Maximum Ratings

over operating free-air temperature range (unless otherwise noted)

VMB

Voltage, BUSL1 to BUSL2

±50 V

RX and RXI

–0.3 V to 5.5 V

VI

Input voltage range

BAT

–0.3 V to 5.5 V

TJ

Operating junction temperature range

–25°C to 150°C

TA

Operating free-air temperature range

–25°C to 85°C

TSTG

Storage temperature range

–65°C to 150°C

Power derating factor, junction to ambient

8 mW/°C

Recommended Operating Conditions

See note

(1). Typical values are specified at V

CC = 3.3 V and TA = 25°C (unless otherwise noted)

MIN

MAX

UNIT

Receiver

10.8

42

VMB

Bus voltage, |BUSL2 – BUSL1|

V

Transmitter

12

42

VB (receive mode)

9.3

VI

Input voltage

V

BAT(2)

2.5

3.8

RRIDD

RIDD resistor

13

80

k

Ω

RRIS

RIS resistor

100

Ω

TA

Operating free-air temperature

–25

85

°C

(1)

All voltage values are measured with respect to the GND terminal unless otherwise noted.

(2)

VBAT(max) ≤ VSTC – 1 V

Electrical Characteristics

See note

(1). Over operating free-air temperature range (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

ΔVBR

Voltage drop at rectifier BR

IBUS = 3 mA

1.5

V

Voltage drop at current

ΔVCS1

RRIDD = 13 kΩ

1.8

V

source CS1

RRIDD = 13 kΩ

3

VSTC = 6.5 V,

IBUS

BUS current

mA

IMC = 0 mA

RRIDD = 30 kΩ

1.5

ΔIBUS

BUS current accuracy

ΔVBUS = 10 V, IMC = 0 mA, RRIDD = 13 kΩ to 30 kΩ

2

%

ICC

Supply current

VSTC = 6.5 V, IMC = 0 mA, VBAT = 3.8 V, RRIDD = 13 kΩ

(2)

650

µA

VSTC = 6.5 V, IMC = 0 mA, VBAT = 3.8 V, RRIDD = 13 kΩ,

ICI1

CI1 current

350

µA

VBUS = 6.5 V, RX/RXI = off

(2)

VVDD

VDD voltage

–IVDD = 1 mA, VSTC = 6.5 V

3.1

3.4

V

RVDD

VDD resistance

–IVDD = 2 to 8 mA, VSTC = 4.5 V

5

Ω

VDD = on, VS = on

5.6

6.4

VSTC

STC voltage

VDD = off, VS = off

3.8

4.3

V

IVDD < ISTC_use

6.5

7.5

RRIDD = 30 kΩ

0.65

1.1

ISTC_use

STC current

VSTC = 5 V

mA

RRIDD = 13 kΩ

1.85

2.4

VRIDD

RIDD voltage

RRIDD = 30 kΩ

1.23

1.33

V

VVS

VS voltage

VDD = on, IVS = –5 µA

VSTC – 0.4

VSTC

V

RVS

VS resistance

VDD = off

0.3

1

M

Ω

VVB = VSTC + 0.8 V, IPF = –100 µA

VBAT – 0.6

VBAT

VPF

PF voltage

VSTC = 6.5 V

VVB = VSTC + 0.3 V, IPF = 1 µA

0

0.6

V

VVB = VSTC + 0.3 V, IPF = 5 µA

0

0.9

(1)

All voltage values are measured with respect to the GND terminal unless otherwise noted.

(2)

Inputs RX/RXI and outputs TX/TXI are open, ICC = ICI1 + ICI2

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