ISP1562 データシートの表示（PDF） - NXP Semiconductors.

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ISP1562

Hi-Speed USB PCI host controller

NXP Semiconductors. 

NXP Semiconductors

ISP1562

HS USB PCI host controller

6.2 Pin description

Table 2. Pin description

Symbol[1] Pin Type Description

GNDA

1

-

analog ground

AUX1V8 2

-

1.8 V auxiliary output voltage; only for voltage conditioning; cannot be

used to supply power to external components; connected to 100 nF

and 20 µF capacitors

VI(VAUX3V3) 3

INTA#

4

-

3.3 V auxiliary input voltage; add a 100 nF decoupling capacitor

O PCI interrupt

PCI pad; 3.3 V signaling; open-drain

RST#

5

I

PCI reset; used to bring PCI-specific registers, sequencers and

signals to a consistent state

3.3 V input pad; push-pull; CMOS

GNDD

6

-

digital ground

PCICLK 7

I

PCI system clock; see Table 118

PCI pad; 3.3 V signaling

GNT#

8

I/O PCI grant; indicates to the agent that access to the bus is granted

PCI pad; 3.3 V signaling

REQ#

9

I/O PCI request; indicates to the arbitrator that the agent wants to use the

bus

PCI pad; 3.3 V signaling

AD[31]

10 I/O bit 31 of multiplexed PCI address and data

PCI pad; 3.3 V signaling

VCC(I/O)

11 -

3.3 V supply voltage; used to power pads; add a 100 nF decoupling

capacitor

AD[30]

12 I/O bit 30 of multiplexed PCI address and data

PCI pad; 3.3 V signaling

AD[29]

13 I/O bit 29 of multiplexed PCI address and data

PCI pad; 3.3 V signaling

AD[28]

14 I/O bit 28 of multiplexed PCI address and data

PCI pad; 3.3 V signaling

AD[27]

15 I/O bit 27 of multiplexed PCI address and data

PCI pad; 3.3 V signaling

VI(VREG3V3) 16

-

GNDA

17 -

3.3 V regulator input voltage; add a 100 nF decoupling capacitor

analog ground

REG1V8 18 -

1.8 V regulator output voltage; only for voltage conditioning; cannot

be used to supply power to external components; connected to a

100 nF capacitor and a 4.7 µF-to-10 µF capacitor

GNDD

19 -

digital ground

AD[26]

20 I/O bit 26 of multiplexed PCI address and data

PCI pad; 3.3 V signaling

AD[25]

21 I/O bit 25 of multiplexed PCI address and data

PCI pad; 3.3 V signaling

AD[24]

22 I/O bit 24 of multiplexed PCI address and data

PCI pad; 3.3 V signaling

ISP1562_3

Product data sheet

Rev. 03 — 14 November 2008

© NXP B.V. 2008. All rights reserved.

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