参数资料
型号: XRT75R03IVTR
厂商: Exar Corporation
文件页数: 64/92页
文件大小: 0K
描述: IC LIU E3/DS3/STS-1 3CH 128LQFP
标准包装: 750
类型: 线路接口装置(LIU)
驱动器/接收器数: 3/3
规程: DS3,E3,STS-1
电源电压: 3.135 V ~ 3.465 V
安装类型: 表面贴装
封装/外壳: 128-LQFP
供应商设备封装: 128-LQFP(14x20)
包装: 带卷 (TR)
xr
XRT75R03
THREE CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT WITH JITTER ATTENUATOR
REV. 1.0.8
64
THE PER-CHANNEL REGISTERS
The XRT75R03 consists of 21 per-Channel Registers. Table 23 presents the overall Register Map with the
Per-Channel Registers shaded.
TABLE 22: CHIP REVISION NUMBER REGISTER - CR63 (ADDRESS LOCATION = 0X3F)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
Chip Revision Number Value
R/O
1
0
X
BIT NUMBER
NAME
TYPE
DEFAULT
VALUE
DESCRIPTION
7 - 0
Chip Revision
Number Value
R/O
0x8#
Chip Revision Number Value:
This READ-ONLY register contains a value that represents
the current revision of this XRT75R03. This revision num-
ber will always be in the form of "0x8#", where "#" is a
hexadecimal value that specifies the current revision of the
chip.
For example, the very first revision of this chip will contain
the value "0x81".
TABLE 23: COMMAND REGISTER ADDRESS MAP, WITHIN THE XRT75R03 3-CHANNEL DS3/E3/STS-1 LIU W/
JITTER ATTENUATOR IC
ADDRESS
COMMAND REGISTER
TYPE
REGISTER NAME
0x00
CR0
R/W
APS/Redundancy Control Register
CHANNEL 0 CONTROL REGISTERS
0x01
CR1
R/O
Source Level Interrupt Enable Register - Channel 0
0x02
CR2
R/W
Source Level Interrupt Status Register Channel 0
0x03
CR3
R/O
Alarm Status Register - Channel 0
0x04
CR4
R/W
Transmit Control Register - Channel 0
0x05
CR5
R/W
Receive Control Register - Channel 0
0x06
CR6
R/W
Channel Control Register - Channel 0
0x07
CR7
R/W
Jitter Attenuator Control Register - Channel 0
CHANNEL 1 CONTROL REGISTERS
0x08
CR8
R/O
Reserved
0x09
CR9
R/W
Source Level Interrupt Enable Register - Channel 1
0x0A
CR10
RUR
Source Level Interrupt Status Register - Channel 1
0x0B
CR11
R/O
Alarm Status Register - Channel 1
0x0C
CR12
R/W
Transmit Control Register - Channel 1
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