參數(shù)資料
型號: IDT82V3255TF
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: 通信及網(wǎng)絡(luò)
英文描述: WAN PLL
中文描述: SPECIALTY TELECOM CIRCUIT, PQFP64
封裝: TQFP-64
文件頁數(shù): 82/127頁
文件大?。?/td> 868K
代理商: IDT82V3255TF
IDT82V3255
WAN PLL
Programming Information
82
June 19, 2006
IN1_IN2_DIFF_STS - Differential Input Clock 1 & 2 Status
Address: 45H
Type: Read
Default Value: X110X110
Bit
Name
Description
7
-
Reserved.
This bit indicates whether IN2_DIFF is in frequency hard alarm status.
0: No frequency hard alarm.
1: In frequency hard alarm status. (default)
This bit indicates whether IN2_DIFF is in no-activity alarm status.
0: No no-activity alarm.
1: In no-activity alarm status. (default)
This bit indicates whether IN2_DIFF is in phase lock alarm status.
0: No phase lock alarm. (default)
1: In phase lock alarm status.
If the PH_ALARM_TIMEOUT bit (b5, 09H) is ‘0’, this bit is cleared by writing ‘1’ to this bit; if the
PH_ALARM_TIMEOUT bit (b5, 09H) is ‘1’, this bit is cleared after a period (
= TIME_OUT_VALUE[5:0] (b5~0,
08H) X MULTI_FACTOR[1:0] (b7~6, 08H) in second
) which starts from when the alarm is raised.
Reserved.
This bit indicates whether IN1_DIFF is in frequency hard alarm status.
0: No frequency hard alarm.
1: In frequency hard alarm status. (default)
This bit indicates whether IN1_DIFF is in no-activity alarm status.
0: No no-activity alarm.
1: In no-activity alarm status. (default)
This bit indicates whether IN1_DIFF is in phase lock alarm status.
0: No phase lock alarm. (default)
1: In phase lock alarm status.
If the PH_ALARM_TIMEOUT bit (b5, 09H) is ‘0’, this bit is cleared by writing ‘1’ to this bit; if the
PH_ALARM_TIMEOUT bit (b5, 09H) is ‘1’, this bit is cleared after a period (
= TIME_OUT_VALUE[5:0] (b5~0,
08H) X MULTI_FACTOR[1:0] (b7~6, 08H) in second
) which starts from when the alarm is raised.
6
IN2_DIFF_FREQ_HARD_ALARM
5
IN2_DIFF_NO_ACTIVITY_ALARM
4
IN2_DIFF_PH_LOCK_ALARM
3
-
2
IN1_DIFF_FREQ_HARD_ALARM
1
IN1_DIFF_NO_ACTIVITY_ALARM
0
IN1_DIFF_PH_LOCK_ALARM
7
6
5
4
3
2
1
0
-
IN2_DIFF_FREQ
_HARD_ALARM
IN2_DIFF_NO_A
CTIVITY_ALARM
IN2_DIFF_PH_L
OCK_ALARM
-
IN1_DIFF_FREQ
_HARD_ALARM
IN1_DIFF_NO_A
CTIVITY_ALARM
IN1_DIFF_PH_L
OCK_ALARM
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