MAX3450EEUD+ datasheet(3/14 Pages) MAXIM

Part #	MAX3450EEUD+

Description	±15kV ESD-Protected USB Transceivers

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Manufacturer	MAXIM [Maxim Integrated Products]

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±15kV ESD-Protected USB Transceivers

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3

DC ELECTRICAL CHARACTERISTICS (continued)

(VBUS = +4.0V to +5.5V or VTRM = +3.0V to +3.6V, VL = +1.65V to +3.6V, TA = TMIN to TMAX, unless otherwise noted. Typical values

are at VBUS = +5.0V, VL = +2.5V, and TA = +25°C.) (Note 1)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

MAX3450E/MAX3451E, supply lost

0.8

MAX3450E/MAX3451E, supply present (Note 4)

3.6

MAX3452E, supply lost

3.6

USB Power-Supply Detection

Threshold

VTH_VBUS

MAX3452E, supply present

4.0

V

MAX3450E/MAX3451E

75

USB Power-Supply Detection

Hysteresis

VHYST_VBUS

MAX3452E

40

mV

VL Power-Supply Detection

Threshold

VTH_VL

0.85

V

DIGITAL INPUTS/OUTPUTS (VP, VM, RCV, SUS,

OE, SPD, BD, ENUM)

Input Voltage Low

VIL

VM, VP, SUS, SPD, ENUM,

OE

0.3 x VL

V

Input Voltage High

VIH

VM, VP, SUS, SPD, ENUM,

OE

0.7 x VL

V

Output Voltage Low

VOL

VM, VP, RCV, BD, IOL = +2mA

0.4

V

Output Voltage High

VOH

VM, VP, RCV, BD, IOH = -2mA

VL - 0.4

V

Input Leakage Current

ILKG

-1

+1

µA

Input Capacitance

CIN

Measured from input to GND

10

pF

ANALOG INPUTS/OUTPUTS (D+, D-)

Differential Input Sensitivity

VID

|VD+ - VD-|0.2

V

Differential Common-Mode

Voltage

VCM

Includes VID range

0.8

2.5

V

Single-Ended Input Low Voltage

VILSE

0.8

V

Single-Ended Input High Voltage

VIHSE

2.0

V

Hysteresis

VHYST

250

mV

Output Voltage Low

VOLD

RL = 1.5k

Ω to +3.6V

0.3

V

Output Voltage High

VOHD

RL = 15k

Ω to GND

2.8

3.6

V

Off-State Leakage Current

ILZ

-1

+1

µA

Transceiver Capacitance

CIND

Measured from D_ to GND

20

pF

Driver Output Impedance

ZDRV

Steady-state drive

4.0

15.5

Ω

Input Impedance

ZIN

Driver off

10

M

Ω

Internal Pullup Resistance

RPULLUP

ILOAD = 500µA (MAX3451E) (Note 5)

1.425

1.575

k

Ω

ESD PROTECTION (D+, D-)

Human Body Model

±15

kV

IEC 1000-4-2 Contact Discharge

±8

kV

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