ISP1161A Просмотр технического описания (PDF) - Philips Electronics

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ISP1161A

Full-speed Universal Serial Bus single-chip host and device controller

Philips Electronics 

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to/ from

microprocessor

H_WAKEUP

H_SUSPEND

NDP_SEL

16

D0 to D15

RD

CS

WR

A1

A0

DACK2

DACK1

EOT

DREQ2

DREQ1

INT2

INT1

40

42

33

2 to 7,

9 to 14,

16, 17,

63, 64

22

21

23

60

59

28

27

34

26

25

30

29

HOST/

DEVICE

AUTOMUX

ISP1161A

HOST BUS

INTERFACE

DEVICE BUS

INTERFACE

37

D_WAKEUP

36

D_SUSPEND

32

RESET

POWER-ON

RESET

internal

reset

VCC

56

VOLTAGE

3.3 V

internal

REGULATOR

supply

1, 8, 15, 18,

35, 45, 62

57

58 24 19

7

DGND

Vreg (3.3)

AGND

Vhold1

Vhold2

6 MHz

HOST CONTROLLER

XTAL2

44

XTAL1

43

ALT RAM

ITL0

ITL1

(PING RAM) (PONG RAM)

46

POWER

SWITCHING

47

54

OVERCURRENT

DETECTION

55

PHILIPS SLAVE

HOST CONTROLLER

50

USB

TRANSCEIVER

51

52

USB

TRANSCEIVER

53

Host bus

Device bus

DEVICE

CONTROLLER

CLOCK

RECOVERY

PLL

CLOCK

RECOVERY

4×

15 kΩ

GND

39

USB

48

TRANSCEIVER

49

PING

RAM

PONG

RAM

DEVICE

CONTROLLER

GoodLink

38

GL

SoftConnect

1.5 kΩ

PROGRAMMABLE

DIVIDER

41

CLKOUT

3.3 V

61, 20

2

n.c.

004aaa083

H_PSW1

H_PSW2

H_OC1

H_OC2

H_DM1

H_DP1

H_DM2

H_DP2

USB bus

downstream

ports

D_VBUS

D_D M

D_D P

USB bus

upstream

port

Fig 4. Block diagram.

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