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Cypress Semiconductor CY7C65620, Техническое описание

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CY7C656xx

PRELIMINARY

Document #: 38-08037 Rev. *D

Page 20 of 23

14.0

 System Block Diagram

VCC

D–

D+

SHELL

BUSPOWER

GND

4.7 nF  250V

1 M

Ω

D–

D+

100 k

Ω

2.2 

µ

F

10V

HX2LP

GREEN[1]

AMBER[1]

GREEN[2]
AMBER[2]

GREEN[3]
AMBER[3]

GREEN[4]
AMBER[4]

PWR1
OVR1

PWR2
OVR2

PWR3
OVR3

PWR4
OVR4

SPI_CS

SPI_SCK

SPI_SD

DD–[1]

DD+[1]

DD–[2]

DD+[2]

DD–[3]

DD+[3]

DD–[4]

DD+[4]

D–

D+

BUSPOWER

D-

D+

DD-[1]

DD+[1]

DD-[2]

DD+[2]

DD-[3]

DD+[3]

DD-[4]

DD+[4]

GREEN[1]

AMBER[1]

GREEN[2]
AMBER[2]

GREEN[3]
AMBER[3]

GREEN[4]
AMBER[4]

PWR1

OVR1

PWR2

OVR2

PWR3

OVR3

PWR4

OVR4

SPI_CS

SPI_SCK

SPI_SD

VC

C

1

VC

C

2

VC

C

3

VC

C

4

VC

C

5

VC

C

6

VC

C

7

VC

C

8

VC

C

9

V

CC1

0

V

CC1

1

XI

N

XO

U

T

G

ND1

G

ND2

G

ND3

G

ND4

G

ND5

G

ND6

G

ND7

G

ND8

G

ND9

G

ND1

0

G

ND1

1

G

ND1

2

BUSPOWER

RESET

3V

24 MHz

12 pF

0.1

µ

F

3.3V

100K

SPI

EEPROM

SPI_SD

SPI_SCK

SPI_CS

5V

PWR1

PWR3

PWR4

Power

Management

PWR1

OVR1

PWR2

OVR2

OVR3

PWR3

PWR4

OVR4

VCC

D–

D+

SHELL

GND

150 

µ

F

0.01

 µ

F

10V

DD–[1]
DD+[1]

PWR1

680

Ω

680

Ω

GREEN#[1]

AMBER#[1]

3.3V

680

Ω

680

Ω

GREEN#[2]

AMBER#[2]

3.3V

VCC

D–
D+

SHELL

GND

150 

µ

F

0.01

 µ

F

10V

DD–[2]
DD+[2]

PWR2

VCC

D–

D+

SHELL

GND

150 

µ

F

0.01

 µ

F

10V

DD-[3]
DD+[3]

PWR3

680

Ω

680

Ω

GREEN#[3]

AMBER#[3]

3.3 V

680

Ω

680

Ω

GREEN#[4]

AMBER#[4]

3.3 V

VCC

D–

D+

SHELL

GND

150 

µ

F

0.01

 µ

F

10V

DD-[4]
DD+[4]

PWR4

PWR2

12 pF

Figure 14-1. Sample Schematic

SPI_SD

Содержание CY7C65620

Страница 1: ...n EZ USB HX2LP is Cypress s next generation family of high performance low power USB 2 0 hub controllers HX2LP is an ultra low power single chip USB 2 0 hub controller with integrated upstream and dow...

Страница 2: ...unication Block USB Downstream Port 1 USB 2 0 PHY Port Power Control Port Status USB Downstream Port 2 USB 2 0 PHY Port Power Control Port Status USB Downstream Port 3 USB 2 0 PHY Port Power Control...

Страница 3: ...USB Control Logic SPI Communication Block USB Downstream Port 1 USB 2 0 PHY Port Power Control Port Status USB Downstream Port 2 USB 2 0 PHY Port Power Control Port Status USB Downstream Port 3 USB 2...

Страница 4: ...nd all downstream 15k pull down resistors as well as series termination resistors on all upstream and downstream D and D pins This results in optimization of system costs by providing built in support...

Страница 5: ...must be bypassed with an electrolytic or tantalum capacitor as required by the USB specification These capac itors supply the inrush currents which occur during downstream device hot attach events Th...

Страница 6: ...n any error detection For example when babble is detected on plugging in a defective device or on occurrence of an overcurrent condition the port indicators corresponding to the downstream port will b...

Страница 7: ...AMBER 2 GREEN 3 NC AMBER 3 NC AMBER 4 NC GREEN 4 NC 1 2 3 4 5 6 7 8 9 54 55 56 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 1...

Страница 8: ...GND Power N A GND Connect to Ground with as short a path as possible 40 40 GND Power N A GND Connect to Ground with as short a path as possible 47 47 GND Power N A GND Connect to Ground with as short...

Страница 9: ...y is controlled through EEPROM 31 31 PWR 2 O Z Z Power Switch Driver Output Default is Active LOW Polarity is controlled through EEPROM Downstream Port 3 5 DD 3 I O Z Z Downstream D Signal 6 DD 3 I O...

Страница 10: ...nufacturer No manufacturer string supported 15 0x00 0x00 iProduct No product string supported 16 0x00 0x00 iSerialNumber No serial string supported 17 0x01 0x01 bNumConfigurations One configuration su...

Страница 11: ...ned 5 N A 0x09 bInterfaceClass Interface Class 6 N A 0x00 bInterfaceSubClass Interface Sub Class 7 N A 0x02 bInterfaceProtocol Interface Protocol 8 N A 0x00 bInterface Interface String Index Byte Full...

Страница 12: ...fault in CY7C656xx 1 Hub is part of a compound device b4 b3 Over current Protection Mode 00 Global Overcurrent Protection The hub reports overcurrent as a summation of all ports current draw without a...

Страница 13: ...ms intervals from the SetPortPower command until the power on the corresponding downstream port is good Default 0x32 100 ms Byte 12 IllegalHubDescriptor CompoundDevice Full speedOnly NoPortIndicators...

Страница 14: ...High speed This value is reported in the HubDescriptor bHubContrCur rent field and is the current in milliamperes required by the hub controller when connected on the upstream hub as a high speed Defa...

Страница 15: ...ts will be active LOW Bit 2 OverCurrentPolarity If set the over current inputs will be active HIGH If not set the over current inputs will be active LOW Bit 1 OverCurrentMode1 Reported as bit 4 of the...

Страница 16: ...gh Speed Array of addresses for the iConfiguration high speed strings Each address is two bytes long stored LSB first The array has NumLangs entries 2 NumLangs bytes The address e d 2 NumLangs Byte f...

Страница 17: ...le 11 19 of Spec Change Status See Table 11 20 of Spec GetPortStatus 10100011B 0x00 0x0000 Byte 0 0x00 Byte 1 Port 0x0004 Port Status See Table 11 21 of Spec Change Status See Table 11 20 of Spec Clea...

Страница 18: ...no external memory device present This request is only valid if the hub is in the Configured state the request will fail otherwise Table 10 2 Hub Class Requests continued Request bmRequestType bReque...

Страница 19: ...ing is a schematic of the USB downstream connector 13 0 LED Connections The following is a schematic of the LED circuitry Figure 11 1 USB Upstream Port Connection VCC D D SHELL BUSPOWER GND 4 7 nF 250...

Страница 20: ...OVR4 SPI_CS SPI_SCK SPI_SD VCC1 VCC2 VCC3 VCC4 VCC5 VCC6 VCC7 VCC8 VCC9 VCC10 VCC11 XIN XOUT GND1 GND2 GND3 GND4 GND5 GND6 GND7 GND8 GND9 GND10 GND11 GND12 BUSPOWER RESET 3V 24 MHz 12 pF 0 1 F 3 3V 1...

Страница 21: ...IF USB 2 0 Electrical Certi fication Testing 15 5 1 Serial Peripheral Interface 15 3 DC Electrical Characteristics Parameter Description Conditions Min Typ Max Unit VCC Supply Voltage 3 15 3 3 3 45 V...

Страница 22: ...doing so indemnifies Cypress against all charges 16 0 Ordering Information 17 0 Package Diagrams The CY7C656xx is available in a space saving 56 pin QFN 8 8 mm Windows is a registered trademark of Mi...

Страница 23: ...CY7C65650 to CY7C65640B added CY7C65620 package C 330195 See ECN KKU Added Reset period in table 15 5 1 Added 0xD4 EEPROM Load Added vendor command values Added VCC ramp rate Updated block diagram D...

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