CY7C65640 CYPRESS [Cypress Semiconductor], CY7C65640 Datasheet - Page 12

• Manufacturer Part Number: CY7C65640
• Description: TetraHub High-speed USB Hub Controller
• Manufacturer: CYPRESS [Cypress Semiconductor]

Table 6-1. Pin Assignments (continued)
Unused port DD+/DD– lines can be left floating. The port power, amber, and green LED pins should be left unconnected, and the
overcurrent pin should be tied HIGH. The overcurrent pin is an input and it should not be left floating.
Document #: 38-08019 Rev. *E
DOWNSTREAM PORT 2
DOWNSTREAM PORT 3
DOWNSTREAM PORT 4
Pin
14
36
35
30
29
10
38
37
32
31
42
41
53
54
44
43
51
52
9
5
6
1
2
AMBER#[1]
GREEN#[1]
AMBER#[2]
GREEN#[2]
AMBER#[3]
GREEN#[3]
AMBER#[3]
GREEN#[3]
PWR#[1]
PWR#[2]
PWR#[3]
PWR#[3]
OVR#[1]
OVR#[2]
OVR#[3]
OVR#[3]
DD+[1]
DD–[2]
DD+[2]
DD–[3]
DD+[3]
DD–[3]
DD+[3]
Name
Type
I/O/Z
Input
I/O/Z
I/O/Z
Input
I/O/Z
I/O/Z
Input
I/O/Z
I/O/Z
Input
O/Z
O/Z
O/Z
O/Z
O
O
O
O
O
O
O
O
Default
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
1
1
1
1
1
1
1
1
1
1
1
1
Description
Downstream D+ Signal.
LED. Driver output for Amber LED. Port Indicator Support. Active LOW.
LED. Driver output for Green LED. Port Indicator Support. Active LOW.
Overcurrent Condition Detection Input. Active LOW.
Power Switch Driver Output. Active LOW.
Downstream D– Signal.
Downstream D+ Signal.
LED. Driver output for Amber LED. Port Indicator Support. Active LOW.
LED. Driver output for Green LED. Port Indicator Support. Active LOW.
Overcurrent Condition Detection Input. Active LOW.
Power Switch Driver Output. Active LOW.
Downstream D– Signal.
Downstream D+ Signal.
LED. Driver output for Amber LED. Port Indicator Support. Active LOW.
LED. Driver output for Green LED. Port Indicator Support. Active LOW.
Overcurrent Condition Detection Input. Active LOW.
Power Switch Driver Output. Active LOW.
Downstream D– Signal.
Downstream D+ Signal.
LED. Driver output for Amber LED. Port Indicator Support. Active LOW.
LED. Driver output for Green LED. Port Indicator Support. Active LOW.
Overcurrent Condition Detection Input. Active LOW.
Power Switch Driver Output. Active LOW.
CY7C65640
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