LTC4331

4

Rev 0

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ELECTRICAL CHARACTERISTICS

SYMBOL PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Differential Driver

|VOD|

Differential Driver Output Voltage

R = ∞

R = 27 (Figure1)

l

l

1.5

1.5

VCC

5

V

V

IOSD

Maximum Driver Short-Circuit Current

–60V ≤ (A or B) ≤ 60V (Figure2)

l

±150

±250

mA

Differential Receiver

RIN

Receiver Input Resistance

0 ≤ VCC ≤ 5.5V (Figure3)

112

k

VCM

Receiver Common Mode Input Voltage

l

±15

V

VTH

Differential Input Signal Threshold

–15V < VCM < 15V (Note 2)

l

±200

mV

Logic

VIH

High Level Input Voltage (ON, CTRL, REMOTE)

1.62V < VL < 5.5V

l

0.8 • VL

V

High Level Input Voltage (SCL, SDA, ALERT)

1.62V < VL < 5.5V

l

1.35

V

High Level Input Voltage (SLO)

3V < VCC < 5.5V

l

0.67 • VCC

V

VIH3ST

High Level Input Voltage (A1, A2, SPEED1, SPEED2)

l

VL – 0.25

V

VIM3ST

Mid Level Input Voltage (A1, A2, SPEED1, SPEED2)

l

0.45 • VL

0.55 • VL

V

VIL3ST

Low Level Input Voltage (A1, A2, SPEED1, SPEED2)

l

0.25

V

VIL

Low Level Input Voltage (ON, CTRL, REMOTE)

1.62V < VL < 5.5V

l

0.2 • VL

V

Low Level Input Voltage (SCL, SDA, ALERT)

1.62V < VL < 5.5V

l

0.8

V

Low Level Input Voltage (SLO)

3V < VCC < 5.5V

l

0.33 • VCC

V

Digital Input Current (SCL, SDA, ALERT)

VIN = 0V to VL

l

±5

µA

Digital Input Current (ON, CTRL, A1, A2, REMOTE,

SPEED1, SPEED2)

VIN = 0V to VL

l

±60

µA

Digital Input Current (SLO)

l

0

±5

µA

VOH

High Level Output Voltage (CTRL)

ILOAD = –500µA

l

VL – 0.2

V

VOL

Low Level Output Voltage (LINK, RDY, ALERT, CTRL)

ILOAD = 500µA

l

0.2

V

Low Level Output Voltage (SCL, SDA)

ILOAD = 20mA

l

0.4

V

IOZ

High-Z Output Leakage Current (SCL, SDA, ALERT, LINK)

l

±5

A

High-Z Output Leakage Current (RDY)

l

–60

A

Output Source Current (Short-Circuit) (CTRL)

–80

mA

Output Sink Current (Short-Circuit) (LINK, RDY, ALERT,

CTRL)

80

mA

Short-Circuit Current (SCL, SDA)

100

mA

CIN

Input Pin Capacitance

SCL, SDA (Note 2)

10

pF

The l denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C, VCC = 5V, VL = 3.3V, GND = 0V unless otherwise noted.