USB2524-ABZJ SMSC, USB2524-ABZJ Datasheet - Page 49

• Manufacturer Part Number: USB2524-ABZJ
• Description: IC USB 2.0 MULTISWITCH HUB 56QFN
• Manufacturer: SMSC

Specifications of USB2524-ABZJ

• Controller Type: USB Hub
• Interface: Serial EEPROM
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 56-QFN
• For Use With: 638-1044 - BOARD EVAL USB2524 SHARE/SWITCH
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Other names: 638-1056-6

USB MultiSwitch
Datasheet
SMSC USB2524
9.1.1.2
NAME
RESET_N
t1
t2
t3
t4
t5
t6
t7
VSS
Hardware
asserted
RESET_N Asserted.
Hub Recovery/Stabilization.
EEPROM Read / Hub Config.
USB Attach (See
Host acknowledges attach and signals USB
Reset.
USB Idle.
Completion time for requests (with or without data
stage).
reset
RESET_N for EEPROM Configuration
Note 9.2
TM
Hub
Read Strap
t1
Options
When in Bus-Powered mode, the Hub and its associated circuitry must not consume more
than 100mA from the upstream USB power source during t4+t5+t6+t7.
DESCRIPTION
Note
Figure 9.2 Reset_N Timing for EEPROM Mode
Table 9.2 Reset_N Timing for EEPROM Mode
9.2)
Read EEPROM
Set Options
t2
+
DATASHEET
t4
t3
49
Upstream
Attach
USB
MIN
100
1
USB Reset
recovery
t5
undefined
TYP
2.0
t6
Idle
MAX
99.5
Revision 1.91 (08-22-07)
500
100
5
t7
completion
response
request
Start
UNITS
msec
msec
msec
msec
msec
μsec
μsec