XRT83SL38IB datasheet(7/89 Pages) EXAR

7 / 89 page

XRT83SL38

OCTAL T1/E1/J1 SH TRANSCEIVER WITH CLOCK RECOVERY AND JITTER ATTENUATOR

PRELIMINARY

REV. P1.1.0

III

TABLE 33: MICROPROCESSOR REGISTER #14, BIT DESCRIPTION ......................................................... 65

TABLE 34: MICROPROCESSOR REGISTER #15, BIT DESCRIPTION ......................................................... 65

TABLE 35: MICROPROCESSOR REGISTER #128, BIT DESCRIPTION ....................................................... 66

CLOCK SELECT REGISTER ............................................................................................ 67

Figure 23. Register 0x81h Sub Registers ...................................................................................... 67

TABLE 36: MICROPROCESSOR REGISTER #129, BIT DESCRIPTION ....................................................... 68

TABLE 37: MICROPROCESSOR REGISTER #130, BIT DESCRIPTION ....................................................... 69

TABLE 38: MICROPROCESSOR REGISTER #131, BIT DESCRIPTION ....................................................... 71

TABLE 39: MICROPROCESSOR REGISTER #192, BIT DESCRIPTION ....................................................... 72

ELECTRICAL CHARACTERISTICS ................................................................................. 73

TABLE 40: ABSOLUTE MAXIMUM RATINGS ........................................................................................... 73

TABLE 41: DC DIGITAL INPUT AND OUTPUT ELECTRICAL CHARACTERISTICS ........................................ 73

TABLE 42: XRT83SL38 POWER CONSUMPTION ................................................................................. 73

TABLE 43: E1 RECEIVER ELECTRICAL CHARACTERISTICS .................................................................... 74

TABLE 44: T1 RECEIVER ELECTRICAL CHARACTERISTICS .................................................................... 75

TABLE 45: E1 TRANSMIT RETURN LOSS REQUIREMENT ....................................................................... 75

TABLE 46: E1 TRANSMITTER ELECTRICAL CHARACTERISTICS .............................................................. 76

TABLE 47: T1 TRANSMITTER ELECTRICAL CHARACTERISTICS .............................................................. 76

Figure 24. ITU G.703 Pulse Template ............................................................................................. 77

TABLE 48: TRANSMIT PULSE MASK SPECIFICATION ............................................................................. 77

Figure 25. DSX-1 Pulse Template (normalized amplitude) .......................................................... 78

TABLE 49: DSX1 INTERFACE ISOLATED PULSE MASK AND CORNER POINTS .......................................... 78

TABLE 50: AC ELECTRICAL CHARACTERISTICS ................................................................................... 79

Figure 26. Transmit Clock and Input Data Timing ........................................................................ 79

Figure 27. Receive Clock and Output Data Timing ...................................................................... 80

MICROPROCESSOR INTERFACE I/O TIMING .................................................................................................. 81

Intel Interface Timing - Asynchronous .............................................................................................................. 81

Figure 28. Intel Asynchronous Programmed I/O Interface Timing ............................................. 81

TABLE 51: ASYNCHRONOUS MODE 1 - INTEL 8051 AND 80188 INTERFACE TIMING ............................... 81

Motorola Asychronous Interface Timing ........................................................................................................... 82

Figure 29. Motorola 68K Asynchronous Programmed I/O Interface Timing .............................. 82

TABLE 52: ASYNCHRONOUS - MOTOROLA 68K - INTERFACE TIMING SPECIFICATION ............................. 82

Figure 30. Microprocessor Interface Timing - Reset Pulse Width .............................................. 82

208 LEAD TQFP ........................................................................................................................... 83

(28 X 28 X 1.4MM) ........................................................................................................................ 83

225 BALL PLASTIC BALL GRID ARRAY (BOTTOM VIEW) .................................................................. 84

(19.0 X 19.0 X 1.0MM) ................................................................................................................. 84

ORDERING INFORMATION .................................................................................................................... 85

REVISIONS .............................................................................................................................................. 85

NOTES: ......................................................................................................................................... 86

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