SMSC USB2502 7.2Recommended Operating Conditions

2-Port USB 2.0 Hub Controller

Datasheet

7.2Recommended Operating Conditions

PARAMETER SYMBOL MIN MAX UNITS COMMENTS

Operating		TA	0		70		°C
Temperature
1.8V supply voltage	VDDA18PLL		1.62		1.98		V
	VDD18
3.3V supply voltage	VDDA33		3.0		3.6		V
	V
	DDA33PLL
	VDD33CR
Voltage on any I/O pin			-0.3		5.5		V	If any 3.3V supply voltage drops
								below 3. 0V, then the MAX
								becomes:
								(3.3V supply voltage + 0.5)
Voltage on XTAL1			-0.3		VDDA33		V
Voltage on XTAL2			-0.3		VDD18		V
		Table 7.1 DC Electrical Characteristics
PARAMETER		SYMBOL		MIN	TYP	MAX	UNITS	COMMENTS
I, IS Type Input Buffer
Low Input Level		VILI				0.8	V	TTL Levels
High Input Level		VIHI		2.0			V
Input Leakage		IIL		-10		+10	uA	VIN = 0 to VDD33CR
Hysteresis (‘IS’ Only)		VHYSI		250	300	350	mV
Input Buffer with Pull-Up
(IPU)
Low Input Level		VILI				0.8	V	TTL Levels
High Input Level		VIHI		2.0			V
Low Input Leakage		IILL		+5		+45	uA	VIN = 0
		IIHL		-10		+10	uA
High Input Leakage								VIN = VDD33CR
Input Buffer with Pull-Down
IPD
Low Input Level		VILI				0.8	V	TTL Levels
High Input Level		VIHI		2.0			V
Low Input Leakage		IILL		+10		-10	uA	VIN = 0
		IIHL		-80		-160	uA
High Input Leakage								VIN = VDD33CR

SMSC USB2502	39	Revision 2.3 (08-27-07)
	DATASHEET