Rainbow-electronics DS26504 manuals

Rainbow electronics DS26504 User Manual (128 pages)

Brand: Rainbow-electronics | Category: Communication | Size: 1.23 MB |

English

Table of contents

DS26504

1

T1/E1/J1/64KCC BITS Element

1

LIST OF FIGURES

5

LIST OF TABLES

6

1. FEATURES

7

1.1 General

7

1.2 Line Interface

7

1.4 Framer/Formatter

8

1.5 Test and Diagnostics

8

1.6 Control Port

8

2. SPECIFICATIONS COMPLIANCE

9

10 of 128

10

3. BLOCK DIAGRAMS

11

Figure 3-1. Block Diagram

11

12 of 128

12

TO CLOCK AND DATA

13

RECOVERY ENGINE IN

13

RECEIVE LIU

13

4.1 Transmit PLL

14

4.2 Transmit Side

14

4.3 Receive Side

15

4.4 Controller Interface

16

17 of 128

17

18 of 128

18

19 of 128

19

4.5 JTAG

20

4.6 Line Interface

21

4.7 Power

21

5. PINOUT

22

Table 5-1. LQFP Pinout

22

INT INT JACKS

23

CS CS RLB

24

RD (DS) — RMODE2

24

WR (R/W) — TMODE3

24

6.1 Transmit Clock Source

25

6.2 Internal Termination

25

6.3 Line Build-Out

26

Table 6-3. E1 Line Build-Out

26

Table 6-4. T1 Line Build-Out

26

6.4 Receiver Operating Modes

27

6.6 MCLK Pre-Scaler

28

6.7 Payload Clock Output

28

29 of 128

29

7. PROCESSOR INTERFACE

30

Table 7-1. Port Mode Select

30

31 of 128

31

7.3 Register Map

32

33 of 128

33

7.4 Interrupt Handling

37

7.5 Status Registers

37

7.6 Information Registers

38

8.1 T1 Control Registers

39

D4 Yellow Alarm (RAI)

44

(T1RCR2.0 = 0)

44

9.1 E1 Control Registers

45

CSM_TSDW

52

TS_8K_4INV — — TPCOE RPCOE

54

Table 11-1. T1 SSM Messages

55

11.2 Transmit BOC

55

11.3 Receive BOC

56

Table 12-1. E1 SSM Messages

64

13.1 LIU Operation

80

13.2 LIU Receiver

80

13.3 LIU Transmitter

81

13.4 MCLK Pre-Scaler

82

13.5 Jitter Attenuator

82

Figure 13-3. CMI Coding

83

13.7 LIU Control Registers

84

N.M. = Not meaningful

85

13.8 Recommended Circuits

92

Figure 13-4. Basic Interface

92

TRANSMIT

93

RECEIVE

93

94 of 128

94

95 of 128

95

96 of 128

96

FREQUENCY (Hz)

97

JITTER ATTENUATION (dB)

97

14. LOOPBACK CONFIGURATION

98

99 of 128

99

100 of 128

100

101 of 128

101

103 of 128

103

104 of 128

104

105 of 128

105

17.1 Instruction Register

106

107 of 128

107

108 of 128

108

109 of 128

109

110 of 128

110

112 of 128

112

ABSOLUTE MAXIMUM RATINGS

113

114 of 128

114

20.1 Multiplexed Bus

115

116 of 128

116

117 of 128

117

20.2 Nonmultiplexed Bus

118

20.3 Serial Bus

121

122 of 128

122

123 of 128

123

124 of 128

124

125 of 128

125

126 of 128

126

21. REVISION HISTORY

127

22. PACKAGE INFORMATION

128

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