USB2507-ADT SMSC, USB2507-ADT Datasheet - Page 32

IC HUB 7PORT USB COMPATBL 80TQFP

USB2507-ADT

Manufacturer Part Number
USB2507-ADT
Description
IC HUB 7PORT USB COMPATBL 80TQFP
Manufacturer
SMSC
Type
Integrated USB Compatible 3 Port Hubr
Datasheet

Specifications of USB2507-ADT

Controller Type
USB Hub
Interface
I²C
Voltage - Supply
3 V ~ 3.6 V
Current - Supply
100mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
80-TQFP, 80-VQFP
Operating Supply Voltage
3.3 V
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
SMD/SMT
Supply Voltage Range
1.62V To 1.98V, 3V To 3.6V
Digital Ic Case Style
TQFP
No. Of Pins
80
Operating Temperature Range
0°C To +70°C
Data Rate Max
480Mbps
Rohs Compliant
Yes
For Use With
EVB-2507 - BOARD EVALUATION FOR USB2507
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
638-1032

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Revision 2.3 (08-27-07)
5.3.9.17
5.3.9.18
5.3.9.19
5.4
5.5
NUMBER
BIT
7:0
Default Configuration Option:
Default Strapping Options:
Register 10h: Power-On Time (Reset = 0x00)
Undefined Registers
The registers shown in
return 00h. Writes to undefined registers have no effect and do not return an error.
Reserved Registers
Unless otherwise instructed, only a ‘0’ may be written to all reserved registers or bits.
The SMSC Hub can be configured via its internal default configuration. (please see
Configuration 7-Port Hub
Please refer to
selected.
The SMSC Hub can be configured via a combination of internal default values and pin strap options.
Please see
default/pin-strap configuration option.
The strapping option pins only cover a limited sub-set of the configuration options. The internal default
values will be used for the bits & registers that are not controlled by a strapping option pin. Please
refer to
The Amber and Green LED pins are sampled after RESET_N negation, and the logic values are used
to configure the hub if the internal default configuration mode is selected. The implementation shown
below (see
High” configuration, the LED functions with active low signalling, and the PAD will “sink” the current
from the external supply. When a pin is configured with a “Strap Low” configuration, the LED functions
with active high signalling, and the PAD will “source” the current to the external LED.
POWER_ON_TIME
BIT NAME
Table 5.1 on page 19
Figure
Table 4.1, "7-Port Hub Pin Descriptions"
Table 5.1 on page 19
5.1) shows a recommended passive scheme. When a pin is configured with a “Strap
Table 5.4
Power On Time: The length of time that it takes (in 2 ms intervals) from the
time the host initiated power-on sequence begins on a port until power is
good on that port.
for specific details on how to enable default configuration.
for the internal default values that are loaded when this option is selected.
are the defined registers in the Hub. Reads to undefined registers
DATASHEET
for the internal default values that are loaded when this option is
32
DESCRIPTION
for specific details on how to enable the
Integrated USB 2.0 Compatible 7-Port Hub
SMSC USB2507
Chapter 3, Pin
Datasheet

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