ISP1520BD ST-Ericsson Inc, ISP1520BD Datasheet
ISP1520BD
Specifications of ISP1520BD
ISP1520BD,557
Available stocks
Related parts for ISP1520BD
ISP1520BD Summary of contents
Page 1
IMPORTANT NOTICE Dear customer from August 2 2008, the wireless operations of NXP have moved to a new company, ST-NXP Wireless result, the following changes are applicable to the attached document. ● Company name - Philips ...
Page 2
ISP1520 Hi-Speed Universal Serial Bus hub controller Rev. 04 — 28 April 2006 1. General description The ISP1520 is a stand-alone Universal Serial Bus (USB) hub controller IC that complies with Universal Serial Bus Specification Rev. 2 supports ...
Page 3
... Ordering information Table 1. Ordering information Type number Package Name Description plastic low profile quad flat package; 64 leads; body 10 × 10 × 1.4 mm ISP1520BD LQFP64 ISP1520_4 Product data sheet 2 C-bus (master or slave) interface to read device descriptor parameters, Rev. 04 — 28 April 2006 ISP1520 ...
Page 4
Philips Semiconductors 5. Block diagram ISP1520_4 Product data sheet Rev. 04 — 28 April 2006 ISP1520 Hi-Speed USB hub controller © Koninklijke Philips Electronics N.V. 2006. All rights reserved ...
Page 5
... DM0 DP0 RPU GND RREF TEST_HIGH V CC1 ISP1520_4 Product data sheet TEST 1 GND 2 3 DM0 DP0 4 5 RPU GND 6 RREF 7 8 ISP1520BD V 9 CC1 GND CC4 CC2 GND 14 DM1 15 16 DP1 Pin description Pin Type Description 1 - connect to ground through a 100 kΩ resistor ...
Page 6
Philips Semiconductors Table 2. [1][2] Symbol GND V CC4 TEST_HIGH V CC2 GND DM1 DP1 TEST_LOW TEST_HIGH OC1_N PSW1_N GND GND V CC3 V REF(5V0) OC4_N PSW4_N OC3_N PSW3_N OC2_N PSW2_N RESET_N ADOC ISP1520_4 Product data sheet Pin description …continued ...
Page 7
Philips Semiconductors Table 2. [1][2] Symbol XTAL1 XTAL2 GND DM2 DP2 TEST_HIGH V CC1 GND V CC4 GND DM3 DP3 V CC2 GND DM4 DP4 NOOC GRN4_N AMB4_N GRN3_N AMB3_N GRN2_N AMB2_N ISP1520_4 Product data sheet Pin description …continued Pin ...
Page 8
Philips Semiconductors Table 2. [1][2] Symbol V REF(5V0) V CC3 GND GND GRN1_N AMB1_N HUBGL_N SCL SDA [1] The maximum current that the ISP1520 can sink on a pin is 8 mA. [2] Symbol names ending with underscore N (for ...
Page 9
Philips Semiconductors 7. Functional description 7.1 Analog transceivers The integrated transceivers directly interface to USB lines. They can transmit and receive serial data at high-speed (480 Mbit/s), full-speed (12 Mbit/s) and low-speed (1.5 Mbit/s). 7.2 Hub controller core The main ...
Page 10
Philips Semiconductors 7.2.5 Hub repeater A hub repeater manages connectivity on a per packet basis. It implements packet signaling connectivity and resume connectivity. There are two repeaters in the ISP1520: a Hi-Speed USB repeater and an Original USB repeater. The ...
Page 11
Philips Semiconductors The triggering voltage of the POR circuit is 2.03 V nominal. A POR is automatically generated when Fig 3. Power-on reset timing Stable external clock is available at A. Fig 4. External clock with respect ...
Page 12
Philips Semiconductors 8. Configuration selections The ISP1520 is configured through I/O pins and, optionally, through an external I in which case the hub can update its configuration descriptors as a master slave. Table 3 shows configuration parameters. ...
Page 13
Philips Semiconductors Table 4. Number of physical downstream facing port 8.1.2 Power switching Power switching of downstream ports can be done individually or ganged, where all ports are simultaneously switched with one power switch. The ISP1520 supports ...
Page 14
Philips Semiconductors voltage drop 100 mV 4.95 V (min) 5.1 V KICK-UP + POWER SUPPLY low-ohmic − ± regulated sense resistor for overcurrent detection (1) Includes PCB traces, ferrite beads, and so on. Fig 6. Typical voltage drop ...
Page 15
Philips Semiconductors 8.1.4 Nonremovable port A nonremovable port, by definition port that is embedded inside the hub application box and is not externally accessible. The LED port indicators (pins AMBn_N) of such a port are not used. Therefore, ...
Page 16
Philips Semiconductors 8.2.1.2 Data transfer The master initiates each data transfer using a START condition and terminates it by generating a STOP condition. To facilitate the next byte transfer, each byte of data must be acknowledged by the receiver. The ...
Page 17
Philips Semiconductors When external microcontroller mode is selected and while the external microcontroller is writing to the internal RAM, any request to configurable descriptors will be responded to with a Not AcKnowledge (NAK). There is no specified time-out period for ...
Page 18
Philips Semiconductors Table 12. Address Content (hex) 06 bcdDevice (low) 07 bcdDevice (high) 08 RSV, iSN, iP reserved String descriptor Index 0 (language ID) 0A bLength 0B bDescriptorType 0C wLANGID[ wLANGID[1] 0F String descriptor Index 1 ...
Page 19
Philips Semiconductors Table 12. Address Content (hex bString String descriptor Index 3 (iSerialNumber) Remark: If supported, this string must be unique. 4E bLength 4F bDescriptorType 50 ...
Page 20
Philips Semiconductors Table 12. Address Content (hex) String descriptor Index 1 (iManufacturer) second language 88 bLength 89 bDescriptorType 8A 8B bString ...
Page 21
Philips Semiconductors Table 12. Address Content (hex ...
Page 22
Philips Semiconductors 9. Hub controller description Each USB device is composed of several independent logic endpoints. An endpoint acts as a terminus of communication flow between the host and the device. At design time, each endpoint is assigned a unique ...
Page 23
Philips Semiconductors Table 14. Bit Name 0 Hub Status Change Port n Status Change 10. Descriptors The ISP1520 hub controller supports the following standard USB descriptors: • Device • Device_qualifier • Other_speed_configuration • ...
Page 24
Philips Semiconductors Table 16. Device_qualifier descriptor Offset Field name Value (hex) (bytes) Full-speed 0 bLength 0A 1 bDescriptorType 06 2 bcdUSB bDeviceClass 09 5 bDeviceSubClass 00 6 bDeviceProtocol 00 7 bMaxPacketSize0 40 8 bNumConfigurations 01 Table ...
Page 25
Philips Semiconductors Table 19. Interface descriptor Offset Field name Value (hex) (bytes) Full-speed 0 bLength 09 1 bDescriptorType 04 2 bInterfaceNumber 00 3 bAlternateSetting 00 4 bNumEndpoints 01 5 bInterfaceClass 09 6 bInterfaceSubClass 00 7 bInterfaceProtocol 00 8 bInterface 00 ...
Page 26
Philips Semiconductors Table 22. Bit D0 D3 11. Hub requests The hub must react to a variety of requests initiated by the host. Some requests are standard and are implemented by any USB device ...
Page 27
Philips Semiconductors Table 23. Standard USB requests Request bmRequestType byte 0 (bits Feature Clear Device Feature 0000 0000 (Remote_Wakeup) Clear Endpoint (1) 0000 0010 Feature (Halt/Stall) Set Device Feature 0000 0000 (Remote_Wakeup) Set Endpoint (1) 0000 0010 ...
Page 28
Philips Semiconductors Table 24. Hub class requests …continued Request bmRequestType byte 0 (bits StopTT 0010 0011 Test modes Test_J 0010 0011 Test_K 0010 0011 Test_SE0_NAK 0010 0011 Test_Packet 0010 0011 Test_Force_Enable 0010 0011 [1] Returned value in ...
Page 29
Philips Semiconductors Table 26. Bit 11.3.2 Get device status This request returns data; see Table 27. Bit 11.3.3 Get interface status The request returns data; ...
Page 30
Philips Semiconductors Table 30. Bit 11.3.6 Get port status This request returns data. The first word contains port status bits (wPortStatus), and the next word contains port status change bits (wPortChange). The contents ...
Page 31
Philips Semiconductors Table 32. Bit Function 2 suspend change 3 overcurrent indicator change 4 reset change reserved 11.4 Various get descriptors bmRequestType — 1000 0000b bmRequest — GET_DESCRIPTOR = 6 Table 33. Get descriptor request Request name ...
Page 32
Philips Semiconductors 12. Limiting values Table 34. Limiting values In accordance with the Absolute Maximum Rating System (IEC 60134). Symbol Parameter V supply voltage (3.3 V) CC(3V3) V input reference voltage 5.0 V REF(5V0) V input voltage ...
Page 33
Philips Semiconductors 14. Static characteristics Table 36. Static characteristics: supply pins = − 40 ° +70 ° C; unless otherwise specifi amb Symbol Parameter Full-speed I supply current 5 ...
Page 34
Philips Semiconductors 2 Table 38. Static characteristics − 40 ° +70 ° C; unless otherwise specifi amb Symbol Parameter Input pin SCL and input/output pin SDA V ...
Page 35
Philips Semiconductors Table 39. Static characteristics: USB interface block (DP0 to DP4 and DM0 to DM4) = − 40 ° +70 ° C; unless otherwise specifi amb Symbol Parameter ...
Page 36
Philips Semiconductors 15. Dynamic characteristics Table 40. Dynamic characteristics: system clock timing Symbol Parameter Reset t internal power-on reset pulse W(POR) width t external RESET_N pulse width W(RESET_N) Crystal oscillator f clock frequency clk External clock input δ clock duty ...
Page 37
Philips Semiconductors Table 43. Dynamic characteristics: high-speed source electrical characteristics = − 40 ° +70 ° C; test circuit amb Symbol Parameter Driver characteristics t rise time HSR t ...
Page 38
Philips Semiconductors Table 45. Dynamic characteristics: low-speed source electrical characteristics = − 40 ° +70 ° C; test circuit amb Symbol Parameter Driver characteristics t rise time LR t ...
Page 39
Philips Semiconductors T PERIOD +3.3 V differential data lines the bit duration corresponding to the USB data rate. PERIOD t is the jitter reference point. JR Fig 12. Receiver differential data jitter Fig 13. ...
Page 40
Philips Semiconductors +3.3 V upstream differential data lines EOP− +3.3 V downstream differential data lines 0 V (A) downstream EOP delay EOP delay max ( EOP EOP− EOP+ EOP delay relative to ...
Page 41
Philips Semiconductors Table 46. Dynamic characteristics and T within recommended operating range amb Symbol Parameter Clock frequency f SCL clock frequency SCL General timing t LOW period of the SCL clock (SCL)L t HIGH period of ...
Page 42
Philips Semiconductors 16. Application information 16.1 Descriptor configuration selection upstream facing port GoodLink ISP1520 green and green and green and amber LEDs, amber LEDs, amber LEDs, port 1 port 2 four USB downstream facing ports 2 The I C-bus cannot ...
Page 43
Philips Semiconductors 16.3 Self-powered hub configurations 5 V ± POWER SUPPLY − 3.3 V LDO VOLTAGE REGULATOR V REF(5V0) GND TEST_LOW ISP1520 TEST_HIGH ADOC 3 5.0 V Fig 19. Self-powered hub; individual port power switching; individual ...
Page 44
Philips Semiconductors 5.1 V ± POWER SUPPLY (kick-up) 3.3 V LDO VOLTAGE REGULATOR V REF(5V0) GND TEST_LOW ISP1520 TEST_HIGH ADOC 3 5.0 V Fig 20. Self-powered hub; ganged port power switching; global overcurrent detection ISP1520_4 Product ...
Page 45
Philips Semiconductors 17. Test information (1) Transmitter: connected to 50 Ω inputs of a high-speed differential oscilloscope. Receiver: connected to 50 Ω outputs of a high-speed differential data generator. Fig 21. High-speed transmitter and receiver test circuit ( ...
Page 46
Philips Semiconductors 18. Package outline LQFP64: plastic low profile quad flat package; 64 leads; body 1 pin 1 index DIMENSIONS (mm are the ...
Page 47
Philips Semiconductors 19. Soldering 19.1 Introduction to soldering surface mount packages This text gives a very brief insight to a complex technology. A more in-depth account of soldering ICs can be found in our Data Handbook IC26; Integrated Circuit Packages ...
Page 48
Philips Semiconductors – smaller than 1.27 mm, the footprint longitudinal axis must be parallel to the transport direction of the printed-circuit board. The footprint must incorporate solder thieves at the downstream end. • For packages with leads on four sides, ...
Page 49
Philips Semiconductors [4] These packages are not suitable for wave soldering. On versions with the heatsink on the bottom side, the solder cannot penetrate between the printed-circuit board and the heatsink. On versions with the heatsink on the top side, ...
Page 50
Philips Semiconductors 22. Revision history Table 49. Revision history Document ID Release date ISP1520_4 20060428 • Modifications: The format of this data sheet has been redesigned to comply with the new presentation and information standard of Philips Semiconductors. • Symbols ...
Page 51
Philips Semiconductors 23. Legal information 23.1 Data sheet status [1][2] Document status Product status Objective [short] data sheet Development Preliminary [short] data sheet Qualification Product [short] data sheet Production [1] Please consult the most recently issued document before initiating or ...
Page 52
Philips Semiconductors 25. Tables Table 1. Ordering information . . . . . . . . . . . . . . . . . . . . .2 Table 2. Pin description . . . . . . . ...
Page 53
Philips Semiconductors 26. Figures Fig 1. Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 Fig 2. Pin configuration ...
Page 54
Philips Semiconductors 27. Contents 1 General description . . . . . . . . . . . . . . . . . . . . . . 1 2 Features . . . . . . . . ...