XR22404 Datasheet, PDF (4/14 Pages) Exar Corporation – USB 2.0 4-Port Hub

Electrical Characteristics (Continued)
Unless otherwise noted: T_A = 0°C to 70°C, V_CC = 4.4V to 5.5V.
Symbol Parameter
Conditions
Non-USB I/O Pins
V_IL
Input low voltage
V_IH
Input high voltage
V_OL
Output low voltage
V_OH
Output high voltage
I_IL
Input low leakage current
I_IH
Input high leakage current
C_IN
Input pin capacitance
USB I/O Pins⁽¹⁾
3.3V Regulated Power Output
3V3_OUT Output voltage
I_OL = 4 mA
I_OL = -4 mA
Max load current 100 mA
NOTE:
1. See USB 2.0 Specification for USB I/O pins DC Electrical Characteristics.
XR22404
Min Typ Max Units
-0.3
0.8
V
2.0
5.5
V
0.4
V
2.4
V
±10
μA
±10
μA
5
pF
3.0 3.3 3.6
V
Pin Configuration, Top View
OVC# 1
18 BUS_PWR#
TEST/SDA 2
17 VBUS_SENSE
XTALOUT 3
16 EXT_RST#
GND
XTALIN 4
15 UP_DP
DM4 5
14 UP_DM
DP4 6
13 REXT
24-Pin QFN
NOTE:
Center Pad must be connected to digital ground on PCB.
GND 1
XTALOUT 2
XTALIN 3
DM4 4
DP4 5
DM3 6
DP3 7
DM2 8
DP2 9
DM1 10
DP1 11
TEST2 12
TEST3 13
REXT 14
REV1A
28 TEST4
27 TEST#/SDA
26 OVC#
25 PWR#
24 LED2
23 LED1/SCL
22 LED_CTL/CHRGEN
21 VCC33
20 VCC5
19 BUS_PWR#
18 VBUS_SENSE
17 EXT_RST#
16 UP_DP
15 UP_DM
28-Pin SSOP
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