ISP1181B Просмотр технического описания (PDF) - Philips Electronics

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производитель

ISP1181B

Full-speed Universal Serial Bus peripheral controller

Philips Electronics 

Philips Semiconductors

ISP1181B

Full-speed USB peripheral controller

9397 750 13958

Product data

BUS_CONF0 12

TEST3 11

INT 10

TEST2 9

TEST1 8

DACK 7

DREQ 6

EOT 5

SUSPEND 4

WAKEUP 3

GL 2

VBUS 1

ISP1181BBS

25 DATA6

26 DATA5

27 DATA4

28 DATA3

29 DATA2

30 DATA1

31 GND

32 VCC(3.3)

33 AD0

34 A0

35 RD

36 WR

Bottom view

Fig 3. Pin configuration HVQFN48.

004aaa136

6.2 Pin description

Table 2: Pin description

Symbol[1]

Pin

Type Description

TSSOP48 HVQFN48

VCC

1

REGGND

2

44

-

supply voltage (3.3 V or 5.0 V)

45

-

voltage regulator ground supply

Vreg(3.3)

3

46

-

regulated supply voltage (3.3 V ± 10 %)

from internal regulator; used to connect

decoupling capacitor and pull-up resistor on

D+ line;

Remark: Cannot be used to supply external

devices.

D−

4

47

AI/O USB D− connection (analog)

D+

5

48

AI/O USB D+ connection (analog)

VBUS

6

1

I

VBUS sensing input

GL

7

2

O GoodLink LED indicator output (open-drain,

8 mA); the LED is default ON, blinks OFF

upon USB traffic; to connect an LED use a

series resistor of 470 Ω (VCC = 5.0 V) or

330 Ω (VCC = 3.3 V)

WAKEUP

8

3

I

wake-up input (edge triggered,

LOW to HIGH); generates a remote

wake-up from ‘suspend’ state

SUSPEND 9

4

O ‘suspend’ state indicator output (4 mA);

used as power switch control output (active

LOW) for powered-off application

Rev. 02 — 07 December 2004

© Koninklijke Philips Electronics N.V. 2004. All rights reserved.

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