参数资料
型号: DS2154LN+
厂商: Maxim Integrated Products
文件页数: 29/87页
文件大小: 0K
描述: IC TXRX E1 1CHIP 5V ENH 100-LQFP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 90
类型: 收发器
驱动器/接收器数: 1/1
规程: E1
电源电压: 4.75 V ~ 5.25 V
安装类型: 表面贴装
封装/外壳: 100-LQFP
供应商设备封装: 100-LQFP(14x14)
包装: 管件
DS2154
35 of 87
Table 5-1. Alarm Criteria
ALARM
SET CRITERIA
CLEAR CRITERIA
ITU SPEC.
RSA1
(receive signaling all 1s)
Over 16 consecutive frames
(one full MF) time slot 16
contains less than three 0s
Over 16 consecutive frames
(one full MF) time slot 16
contains three or more 0s
G.732
4.2
RSA0
(receive signaling all 0s)
Over 16 consecutive frames
(one full MF) timeslot 16
contains all 0s
Over 16 consecutive frames
(one full MF) time slot 16
contains at least a single 1
G.732
5.2
RDMA
(receive distant multiframe
alarm)
Bit 6 in time slot 16 of frame
0 set to 1 for two consecutive
MF
Bit 6 in time slot 16 of frame 0
set to 0 for a two consecutive
MF
O.162
2.1.5
RUA1
(receive unframed all 1s)
Less than three 0s in two
frames (512 bits)
More than two 0s in two
frames (512 bits)
O.162
1.6.1.2
RRA
(receive remote alarm)
Bit 3 of non-align frame set to
1 for three consecutive
occasions
Bit 3 of non-align frame set to
0 for three consecutive
occasions
O.162
2.1.4
RCL
(receive carrier loss)
255 (or 2048) consecutive 0s
received
In 255-bit times, at least 32 1s
are received
G.775 /
G.962
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