ISP1521BEUM ST-Ericsson Inc, ISP1521BEUM Datasheet - Page 18

• Manufacturer Part Number: ISP1521BEUM
• Description: IC USB HUB CONTROLLER HS 80-LQFP
• Manufacturer: ST-Ericsson Inc

Specifications of ISP1521BEUM

• Controller Type: USB Hub
• Interface: I²C
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 80-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Other names: 568-1884-2; ISP1521BE,518; ISP1521BE-T

CD00222695
Product data sheet
8.2.3 ROM or EEPROM map
8.2.4 ROM or EEPROM detailed map
Remark: A 128-byte EEPROM supports one language ID only, and a 256-byte EEPROM
supports two language IDs.
Table 12.
Address
(hex)
Signature descriptor
00
01
Device descriptor
02
03
04
05
06
07
08
09
String descriptor Index 0 (language ID)
0A
0B
0C
0D
0E
0F
Fig 8.
ROM or EEPROM map
Content
signature (low)
signature (high)
idVendor (low)
idVendor (high)
idProduct (low)
idProduct (high)
bcdDevice (low)
bcdDevice (high)
RSV, iSN, iP, iM
reserved
bLength
bDescriptorType
wLANGID[0]
wLANGID[1]
ROM or EEPROM detailed map
[1]
Rev. 07 — 4 February 2010
04
21
15
02
-
-
-
-
Default
(hex)
55
AA
CC
00
-
-
-
-
0Ah
FFh
7Fh
00h
02h
10h
80h
(second Language ID):
Example
(hex)
-
-
-
-
-
-
-
-
00
FF
06
03
09
04
09
08
iSerial Number string
iSerial Number string
iManufacturer string
iManufacturer string
(first Language ID):
Device Descriptor
String Descriptor
String Descriptor
[2]
iProduct string
iProduct string
Language ID
Signature
Comment
signature to signify valid data comment
ST-Ericsson vendor ID
ISP1521 product ID
device release; silicon revision increments
this value
if all the three strings are supported, the
value of this byte is 39h
-
two language ID support
STRING
LANGID code zero (first language ID)
(English USA in this example)
LANGID code one (second language ID)
(English UK in this example)
mld714
Hi-Speed USB hub controller
© ST-ERICSSON 2010. All rights reserved.
ISP1521
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