Rcv56hcf pci/cardbus modem designer’s guide – Hayes Microcomputer Products RCV56HCF User Manual

Page 36

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RCV56HCF PCI/CardBus Modem Designer’s Guide

ROCKWELL PROPRIETARY INFORMATION

1129

3-14

Table 3-3. MDP Pin Signals - 144-Pin TQFP (Continued)

Pin

Signal Label

I/O

Type1

Interface3

Pin

Signal Label

I/O

Type1

Interface

61

PLLGND

PLL

To AGND

133

MK4

IA

PLL Circuit Strap Option;
GND

62

IOM_DD

IA

ISDN: DOUT

136

RESERVED

NC

63

RESERVED

NC

135

RESERVED

NC

64

RS2

IA

BIF: DA02

136

RESERVED

NC

65

RS3

IA

BIF: DA03

137

VDD

PWR

VCC

66

RS4

IA

BIF: DA04

138

VDD

PWR

VCC

67

~CS

IA

BIF: MODEM_CS#

139

RESERVED

NC

68

DWR#

IA

BIF: DRD#

140

VTH2

IA

VDD through 10K

69

DRD#

IA

BIF: DWR#

141

XTLI

I

BIF: L85CLK

70

NC

NC

142

NC

NC

71

M_RXCLK

OA

BIF: M_RXCLK

143

XTLO

O

NC

72

WKRES#

OA

BIF: WKRES#

144

D0

IA/OB

BIF: DD0

Notes:

1.

I/O types:

IA, IB = Digital input; OA, OB = Digital output (see Table 3-9).

I(DA) = Analog input; O(DD), O(DF) = Analog output (see Table 3-10).

DI = Device interconnect.

2.

NC = No external connection allowed (may have internal connection).

3.

Interface Legend:

MDP = Modem Data Pump

BIF = Bus Interface Device

ISDN = ISDN U or S/T interface device.

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