CY7C656XX CYPRESS [Cypress Semiconductor], CY7C656XX Datasheet - Page 23

• Manufacturer Part Number: CY7C656XX
• Manufacturer: CYPRESS [Cypress Semiconductor]

Document #: 38-08037 Rev. *H
Document History Page
Document Title: CY7C656xx EZ-USB HX2LP™ Low-Power USB 2.0 Hub Controller Family
Document Number: 38-08037
REV.
*G
*A
*B
*C
*D
*E
*F
**
ECN NO. Issue Date
131505
231329
250869
330195
342997
498396
570287
852600
02/12/2004
See ECN
See ECN
See ECN
See ECN
See ECN
See ECN
See ECN
Change
Orig. of
KKU
KKU
KKU
KKU
TEH
JTC
ARI
ARI
New Data Sheet
Changed load capacitors to 12 pF, updated part numbers, added functional
overviews, block descriptions, pin configurations, default descriptors, config-
urations options, supported USB requests, electrical characteristics and
package diagram
Added typical values for Icc in the DC Electrical Characteristics table,
changed MPN CY7C65650 to CY7C65640B, added CY7C65620 package
Added Reset period in to the table in section ‘Serial Peripheral Interface’
Added 0xD4 EEPROM Load
Added vendor command values
Added V
Updated block diagram
Updated features list
Removed from the Enumeration section “Once the hub is configured, the full
Added reference to 0xD4 load to the Downstream Ports section
Added reference to polarity control in the Power Switching and Over-current
Updated the Automatic Port State to Port Indicator Color Mapping table to
Added LED modulation to the Port Indicators section
Updated pin description table - SELFPWR# to SELFPWR and removed refer-
Updated Default descriptors
Updated EEPROM list to include 25LC080
Removed NoEOPatEOF1 bit
Added LED polarity control
Removed all references to HX1TT and Multi-TT
Updated Block Diagrams to remove ports and TTs
Removed Preliminary
Updated Device ID default
Added Write Protect Description
Correct sample schematics to reflect latest RDK
Updated Power Consumption Numbers
Updated Part Numbers
Corrected typo in Table 3. Changed downstream port 4 signal labels from [3]
to [4]. Added dimensions of E-Pads to Figure 6.
changed feature “2-Port Single TT for bus power support” to “Bus powered
updated figure 5.
Added blank EEPROM statement to the Device Descriptor section
Added blank EEPROM statement to the Configuration Options section
Added indicator for factory fusable options.
configurations”
hub functionality is available”
Detection sections
match USB-IF spec changes
ences to limitations of bus powered. Added reference to polarity control
on PWR#, OVR# and LED control lines
CC
ramp rate
Description of Change
CY7C656xx
Page 23 of 24
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