DS21Q44 データシートの表示（PDF） - Maxim Integrated

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コンポーネント説明

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DS21Q44

Enhanced Quad E1 Framer

Maxim Integrated 

DS21Q44

PIN

SYMBOL

TYPE

DESCRIPTION

81

RSYSCLK2

82

RSYNC2

83

RSER2

84

JTDI

[RMSYNC2]

85

RFSYNC2

86

JTDO

[RLOS/LOTC2]

87

TCLK2

88

TLCLK2

89

TSYNC2

90

TLINK2

91

TSYSCLK3

92

TSER3

93

TSSYNC3

94

TSIG3

[TCHCLK3]

95

TCHBLK3

96

TPOS3

97

TNEG3

98

RLINK3

99

RLCLK3

100

RCLK3

101

RNEG3

102

RPOS3

103

RSIG3

[RCHCLK3]

104

RCHBLK3

105

RSYSCLK3

106

RSYNC3

107

RSER3

108

8MCLK

[RMSYNC3]

109

RFSYNC3

110

VSS

111

VDD

112

CLKSI

[RLOS/LOTC3]

113

TCLK3

114

TLCLK3

115

TSYNC3

116

TLINK3

117

D0 or AD0

118

D1 or AD1

119

D2 or AD2

120

D3 or AD3

121

D4 or AD4

I Receive System Clock for Elastic Store in Framer 2

I/O Receive Sync for Framer 2

O Receive Serial Data from Framer 2

I JTAG Test Data Input

[O] [Receive Multiframe Sync from Framer 2]

O Receive Frame Sync from Framer 2

O JTAG Test Data Output

[O] [Receive Loss of Sync/Loss of Transmit clock from Framer 2]

I Transmit Clock for Framer 2

O Transmit Link Clock from Framer 2

I/O Transmit Sync for Framer 2

I Transmit Link Data for Framer 2

I Transmit System Clock for Elastic Store in Framer 3

I Transmit Serial Data for Framer 3

I Transmit Sync for Elastic Store in Framer 3

I Transmit Signaling Input for Framer 3

[Transmit Channel Clock from Framer 3]

O Transmit Channel Block from Framer 3

O Transmit Bipolar Data from Framer 3

O Transmit Bipolar Data from Framer 3

O Receive Link Data from Framer 3

O Receive Link Clock from Framer 3

I Receive Clock for Framer 3

I Receive Bipolar Data for Framer 3

I Receive Bipolar Data for Framer 3

O Receive Signaling Output from Framer 3

[O] [Receive Channel Clock from Framer 3]

O Receive Channel Block from Framer 3

I Receive System Clock for Elastic Store in Framer 3

I/O Receive Sync for Framer 3

O Receive Serial Data from Framer 3

O 8MHz Clock

[O] [Receive Multiframe Sync from Framer 3]

O Receive Frame Sync from Framer 3

— Signal Ground

— Positive Supply Voltage

I 8MCLK Clock Reference Input

[O] [Receive Loss of Sync/Loss of Transmit clock from Framer 3]

I Transmit Clock for Framer 3

O Transmit Link Clock from Framer 3

I/O Transmit Sync for Framer 3

I Transmit Link Data for Framer 3

I/O Data Bus Bit or Address/Data Bit 0; LSB

I/O Data Bus Bit or Address/Data Bit 1

I/O Data Bus Bit or Address/Data Bit 2

I/O Data Bus Bit or Address/Data Bit 3

I/O Data Bus Bit or Address/Data Bit 4

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