UCS1001 datasheet(17/59 Pages) MICROCHIP

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USB Port Power Controller with Charger Emulation

Datasheet

SMSC UCS1001

Revision 1.2 (05-21-12)

DATASHEET

-3dB Bandwidth

1100

MHz

RTERM = 50 , CLOAD = 1.5 pF

VDPOUT = VDMOUT = 350 mV

Total Jitter

200

RTERM = 50 , CLOAD = 5 pF,

rise time = fall time = 500 ps at

480 Mbps (PRBS = 215 - 1)

Skew of Opposite

Transitions of the Same

Output

tSK(P)

RTERM = 50 , CLOAD = 5 pF

Port Power Switch

Port Power Switch - DC Parameter

Over-voltage Lockout

VS_OV

On Resistance

RON_PSW



4.75 V < VS < 5.25 V

VS Leakage Current

ILEAK_VS

2.2

µA

Sleep state

into VS pin

Back-voltage Protection

Threshold

VBV_TH

150

VBUS > VS

VS > VS_UVLO

Back-drive Current

IBD_1

µA

VDD < VDD_TH,

Any powered power pin to any

unpowered power pin. Current

out of unpowered pin.

IBD_2

µA

VDD > VDD_TH,

Any powered power pin to any

unpowered power pin, except

for VDD to VBUS in Detect

power state and VS to VBUS in

Active power state. Current out

of unpowered pin.

Table 3.3 Electrical Specifications (continued)

VDD = 4.5 V to 5.5 V, VS = 2.9 V to 5.5 V, VPULLUP = 3V to 5.5V, TA = -40 °C to 85 °C

all Typical values at VDD = VS = 5 V, TA = 27 °C unless otherwise noted.

CHARACTERISTIC

SYMBOL

MIN

TYP

MAX

UNIT

CONDITIONS

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