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ISP1563

Hi-Speed Universal Serial Bus PCI Host Controller

Philips Electronics 

Philips Semiconductors

ISP1563

HS USB PCI Host Controller

9397 750 14224

Product data sheet

Table 2: Pin description…continued

Symbol [1] Pin Type Description

AMB2

91 O

amber LED indicator output for the USB downstream port 2; the LED

is off by default and can be programmed to enable it to blink

3.3 V output pad; 3 ns slew rate control; CMOS; open-drain

GRN2

92 O

green LED indicator output for the USB downstream port 2; the LED

is off by default and can be programmed to enable it to blink

3.3 V output pad; 3 ns slew rate control; CMOS; open-drain

AMB1

93 O

amber LED indicator output for the USB downstream port 1; the LED

is off by default and can be programmed to enable it to blink

3.3 V output pad; 3 ns slew rate control; CMOS; open-drain

GRN1

94 O

green LED indicator output for the USB downstream port 1; the LED

is off by default and can be programmed to enable it to blink

3.3 V output pad; 3 ns slew rate control; CMOS; open-drain

VCC(I/O)_AUX 95 -

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

decoupling capacitor

OC1_N

96 I

overcurrent sense input for the USB downstream port 1 (digital)

3.3 V input pad; push-pull; CMOS

PWE1_N 97 O power enable for the USB downstream port 1

3.3 V output pad; 3 ns slew rate control; CMOS; open-drain

GNDA

98 -

analog ground

RREF

99 AI/O analog connection for the external resistor (12 kΩ ± 1 %)

GNDA

100 -

analog ground

DM1

101 AI/O D−; analog connection for the USB downstream port 1; leave this pin

open when not in use

GNDA

102 -

analog ground

DP1

103 AI/O D+; analog connection for the USB downstream port 1; leave this pin

open when not in use

VDDA_AUX

OC2_N

104 -

105 I

auxiliary analog supply voltage; add a 100 nF decoupling capacitor

overcurrent sense input for the USB downstream port 2 (digital)

3.3 V input pad; push-pull; CMOS

PWE2_N 106 O power enable for the USB downstream port 2

3.3 V output pad; 3 ns slew rate control; CMOS; open-drain

GNDA

107 -

analog ground

DM2

108 AI/O D−; analog connection for the USB downstream port 2; leave this pin

open when not in use

GNDA

109 -

analog ground

DP2

110 AI/O D+; analog connection for the USB downstream port 2; leave this pin

open when not in use

VDDA_AUX

OC3_N

111 -

112 I

auxiliary analog supply voltage; add a 100 nF decoupling capacitor

overcurrent sense input for the USB downstream port 3 (digital)

3.3 V input pad; push-pull; CMOS

PWE3_N 113 O power enable for the USB downstream port 3

3.3 V output pad; 3 ns slew rate control; CMOS; open-drain

OC4_N

114 I

overcurrent sense input for the USB downstream port 4 (digital)

3.3 V input pad; push-pull; CMOS

Rev. 01 — 14 July 2005

© Koninklijke Philips Electronics N.V. 2005. All rights reserved.

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