參數(shù)資料
型號: DS2153Q-A7+T&R
廠商: Maxim Integrated Products
文件頁數(shù): 15/60頁
文件大?。?/td> 0K
描述: IC TXRX E1 1-CHIP 5V 44-PLCC
產(chǎn)品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 500
功能: 單芯片收發(fā)器
接口: E1
電路數(shù): 1
電源電壓: 4.75 V ~ 5.25 V
電流 - 電源: 65mA
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 44-LCC(J 形引線)
供應商設備封裝: 44-PLCC(16.59x16.59)
包裝: 帶卷 (TR)
DS2153Q
22 of 60
Table 5-1. Alarm Set and Clear Criteria
ALARM
SET CRITERIA
CLEAR CRITERIA
CCITT
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) time slot 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 consecutive 0s received
In 255-bit times, at least 32 1s are
received
G.775
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