USB2504-JD Standard Microsystems Corp., USB2504-JD Datasheet - Page 43

• Manufacturer Part Number: USB2504-JD
• Description: Interface, Integrated USB2.0 Compatible 4-Port Hub
• Manufacturer: Standard Microsystems Corp.

Integrated USB2.0 Compatible 4-Port Hub
Datasheet
Chapter 9 AC Specifications
SMSC USB2504
9.1
9.1.1
9.1.2
9.1.3
Crystal: Parallel Resonant, Fundamental Mode, 24 MHz ±100ppm.
External Clock: 50% Duty cycle ± 10%, 24 MHz ± 100ppm, Jitter < 100ps rms.
SMBus Interface:
The SMSC Hub conforms to all voltage, power, and timing characteristics and specifications as set
forth in the SMBus 1.0 Specification for Slave-Only devices (except as noted in
I2C EEPROM:
Frequency is fixed at 59KHz ± 20%
USB2.0
The Hub conforms to all voltage, power, and timing characteristics and specifications as set forth in
the USB2.0 Specification. Please refer to the USB Specification for more information.
Oscillator/Clock
37
Section
Revision 1.3 (06-28-04)
5.3.)