XRT83SH38 データシートの表示（PDF） - Exar Corporation

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XRT83SH38

14-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT

Exar Corporation 

XRT83SH38

REV. 1.0.7

8-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT

6.4 INTEL MODE PROGRAMMED I/O ACCESS (ASYNCHRONOUS) .............................................................. 47

FIGURE 36. INTEL µP INTERFACE SIGNALS DURING PROGRAMMED I/O READ AND WRITE OPERATIONS .................................................. 48

TABLE 18: INTEL MICROPROCESSOR INTERFACE TIMING SPECIFICATIONS .............................................................................................. 48

6.5 MOTOROLA MODE PROGRAMMED I/O ACCESS (ASYNCHRONOUS) .................................................... 49

FIGURE 37. MOTOROLA 68K µP INTERFACE SIGNALS DURING PROGRAMMED I/O READ AND WRITE OPERATIONS .................................. 50

TABLE 19: MOTOROLA 68K MICROPROCESSOR INTERFACE TIMING SPECIFICATIONS .............................................................................. 50

REGISTER INFORMATION .......................................................................................................... 51

TABLE 20: MICROPROCESSOR REGISTER ADDRESS (ADDR[7:0]) .......................................................................................................... 51

TABLE 21: MICROPROCESSOR REGISTER CHANNEL DESCRIPTION ......................................................................................................... 51

TABLE 22: MICROPROCESSOR REGISTER 0X00H BIT DESCRIPTION........................................................................................................ 53

TABLE 23: EQUALIZER CONTROL AND TRANSMIT LINE BUILD OUT.......................................................................................................... 54

TABLE 24: MICROPROCESSOR REGISTER 0X01H BIT DESCRIPTION........................................................................................................ 54

TABLE 25: MICROPROCESSOR REGISTER 0X02H BIT DESCRIPTION........................................................................................................ 55

TABLE 26: MICROPROCESSOR REGISTER 0X03H BIT DESCRIPTION........................................................................................................ 56

TABLE 27: MICROPROCESSOR REGISTER 0X04H BIT DESCRIPTION........................................................................................................ 57

TABLE 28: MICROPROCESSOR REGISTER 0X05H BIT DESCRIPTION........................................................................................................ 58

TABLE 29: MICROPROCESSOR REGISTER 0X06H BIT DESCRIPTION........................................................................................................ 59

TABLE 30: MICROPROCESSOR REGISTER 0X08H BIT DESCRIPTION........................................................................................................ 60

TABLE 31: MICROPROCESSOR REGISTER 0X09H BIT DESCRIPTION........................................................................................................ 60

TABLE 32: MICROPROCESSOR REGISTER 0X0AH BIT DESCRIPTION ....................................................................................................... 61

TABLE 33: MICROPROCESSOR REGISTER 0X0BH BIT DESCRIPTION ....................................................................................................... 61

TABLE 34: MICROPROCESSOR REGISTER 0X0CH BIT DESCRIPTION ....................................................................................................... 61

TABLE 35: MICROPROCESSOR REGISTER 0X0DH BIT DESCRIPTION ....................................................................................................... 61

TABLE 36: MICROPROCESSOR REGISTER 0X0EH BIT DESCRIPTION ....................................................................................................... 62

TABLE 37: MICROPROCESSOR REGISTER 0X0FH BIT DESCRIPTION........................................................................................................ 62

TABLE 38: MICROPROCESSOR REGISTER 0X80H, BIT DESCRIPTION....................................................................................................... 63

CLOCK SELECT REGISTER............................................................................................................................................. 64

FIGURE 38. REGISTER 0X81H SUB REGISTERS ..................................................................................................................................... 64

TABLE 39: MICROPROCESSOR REGISTER 0X81H, BIT DESCRIPTION....................................................................................................... 65

TABLE 40: MICROPROCESSOR REGISTER 0X82H BIT DESCRIPTION........................................................................................................ 66

TABLE 41: MICROPROCESSOR REGISTER 0X8CH BIT DESCRIPTION ....................................................................................................... 67

TABLE 42: MICROPROCESSOR REGISTER 0X8DH BIT DESCRIPTION ....................................................................................................... 67

TABLE 43: MICROPROCESSOR REGISTER 0X8EH BIT DESCRIPTION ....................................................................................................... 68

TABLE 44: MICROPROCESSOR REGISTER 0XC0H BIT DESCRIPTION ....................................................................................................... 69

TABLE 45: MICROPROCESSOR REGISTER 0XFEH BIT DESCRIPTION ....................................................................................................... 69

TABLE 46: MICROPROCESSOR REGISTER 0XFFH BIT DESCRIPTION ....................................................................................................... 69

ELECTRICAL CHARACTERISTICS............................................................................................. 70

TABLE 47: ABSOLUTE MAXIMUM RATINGS ............................................................................................................................................. 70

TABLE 48: DC DIGITAL INPUT AND OUTPUT ELECTRICAL CHARACTERISTICS........................................................................................... 70

TABLE 49: AC ELECTRICAL CHARACTERISTICS...................................................................................................................................... 70

TABLE 50: POWER CONSUMPTION ........................................................................................................................................................ 71

TABLE 51: E1 RECEIVER ELECTRICAL CHARACTERISTICS ...................................................................................................................... 71

TABLE 52: T1 RECEIVER ELECTRICAL CHARACTERISTICS ...................................................................................................................... 72

TABLE 53: E1 TRANSMITTER ELECTRICAL CHARACTERISTICS ................................................................................................................ 73

TABLE 54: T1 TRANSMITTER ELECTRICAL CHARACTERISTICS................................................................................................................. 73

PACKAGE DIMENSIONS ............................................................................................................. 74

ORDERING INFORMATION ..................................................................................................................................... 75

REVISIONS ............................................................................................................................................................... 75

III

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