USB2503A-HZH SMSC, USB2503A-HZH Datasheet - Page 13

• Manufacturer Part Number: USB2503A-HZH
• Description: IC HUB 3PORT USB COMPATBL 48-QFN
• Manufacturer: SMSC
• Type: Integrated USB Compatible 3 Port Hubr

Specifications of USB2503A-HZH

• Controller Type: USB Hub
• Interface: Serial EEPROM
• Voltage - Supply: 1.62 V ~ 3.6 V
• Current - Supply: 100mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-QFN
• Operating Supply Voltage: 3.3 V
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 638-1030

Integrated USB 2.0 Compatible 3-Port Hub
Datasheet
SMSC USB2503/USB2503A
VDD3P3
BUFFER
IOSD12
OCLKx
NAME
CORE
ICLKx
I/O12
VSS
IO-U
PLL
O12
IPD
IPU
AIO
I-R
IS
I
Input.
Input, with a weak Internal pull-down.
Input, with a weak Internal pull-up.
Input with Schmitt trigger.
Output 12mA.
Input/Output, 12mA
Open drain….12mA sink with Schmitt trigger, and must meet I2C-Bus Specification Version 2.1
requirements.
XTAL Clock Input
XTAL Clock Output
*RBIAS.
Defined in USB Specification.
Note: Meets USB 1.1 requirements when operating as a 1.1-compliant device and meets USB
2.0 requirements when operating as a 2.0-compliant device.
Analog Input/output. Per PHY test requirements.
VDD33CR
SYMBOL
VSS
Table 4.4 Power, Ground, and No Connect (continued)
Table 4.5 Buffer Type Descriptions
TYPE
DATASHEET
13
+3.3V I/O and Core power.
Ground.
DESCRIPTION
FUNCTION
Revision 2.3 (08-27-07)