CDCM6208V1的1,2,3通道输出LVDS信号，测量发现峰峰值才110mV，2通道甚至不到100mV，不知道哪里配置不对

以下是寄存器配置参数：

Register 0: 01B9
Register 1: 0000
Register 2: 0013
Register 3: 00F1
Register 4: 30EB
Register 5: 0022
Register 6: 0004
Register 7: 0022
Register 8: 0003
Register 9: 0002
Register 10: 0040
Register 11: 0000
Register 12: 0202
Register 13: 002C
Register 14: 0000
Register 15: 0202
Register 16: 0022
Register 17: 0000
Register 18: 0202
Register 19: 0022
Register 20: 0000
Register 21: 0000
Register 40: 0000
Inputs:
Primary Input Frequency: 25
Secondary Input Frequency: 25
Version 1
C1: 0
R2: 560
C2: 15n
R3: 100
C3: 242.5p
Charge Pump: 2.5m

原理图如下：

Y0-Y7都是1.8V电源供电。