參數(shù)資料
型號(hào): ZL50019GAC
廠商: ZARLINK SEMICONDUCTOR INC
元件分類: 路由/交換
英文描述: Enhanced 2 K Digital Switch with Stratum 4E DPLL
中文描述: TELECOM, DIGITAL TIME SWITCH, PBGA256
封裝: 17 X 17 MM, 1.61 MM HEIGHT, PLASTIC, MS-034, BGA-256
文件頁數(shù): 71/115頁
文件大小: 866K
代理商: ZL50019GAC
ZL50019
Data Sheet
71
Zarlink Semiconductor Inc.
0
R0MU
Reference 0 Single-period Upper Limit Mask Bit
When this bit is high, it masks the single-period upper limit check (or forces pass) for
REF0.
Bit
Name
Description
15 - 12
Unused
Reserved.
In normal functional mode, these bits are zero.
11 - 9
R3FS2 - 0
Reference 3 Frequency Status Bits
These bits report detected frequency of REF3.
Table 42 - Reference Frequency Status Register (RFSR) Bits - Read only
Bit
Name
Description
Table 41 - Reference Mask Register (RMR) Bits (continued)
External Read/Write Address: 006A
H
Reset Value: 0000
H
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
R3
MML
R3
MMU
R3
ML
R3
MU
R2
MML
R2
MMU
R2
ML
R2
MU
R1
MML
R1
MMU
R1
ML
R1
MU
R0
MML
R0
MMU
R0
ML
R0
MU
External Read Only Address: 006B
H
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
0
0
0
R3FS
2
R3FS
1
R3FS
0
R2FS
2
R2FS
1
R2FS
0
R1FS
2
R1FS
1
R1FS
0
R0FS
2
R0FS
1
R0FS
0
R3FS2
R3FS1
R3FS0
REF3 Frequency Measurement
0
0
0
8 kHz
0
0
1
1.544 MHz
0
1
0
2.048 MHz
0
1
1
4.096 MHz
1
0
0
8.192 MHz
1
0
1
16.384 MHz
1
1
0
19.44 MHz
1
1
1
Reserved
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