| 制造商 | 部件名 | 数据表 | 功能描述 |
 National Semiconductor ... |
LM1894
|
270Kb / 10P |
Dynamic Noise Reduction System DNR
|
 Sony Corporation |
CXA1100P
|
473Kb / 15P |
DOLBY B TYPE NOISE REDUCTION SYSTEM
|
|
CXA1550P
|
232Kb / 16P |
Dolby B type Noise Reduction System
|
 Hitachi Semiconductor |
HA12134A
|
130Kb / 27P |
Dolby B-Type Noise Reduction System
|
|
HA12181FP
|
147Kb / 21P |
AM Radio Noise Reduction System
|
|
12136AF
|
101Kb / 27P |
Dolby B-Type Noise Reduction System
|
 Renesas Technology Corp |
HA12181FP
|
302Kb / 20P |
AM Radio Noise Reduction System
|
 Analog Devices |
SSM2000
|
255Kb / 16P |
HUSH Stereo Noise Reduction System with Adaptive Threshold
REV. 0 |
 Texas Instruments |
LM1894
|
988Kb / 19P |
Dynamic Noise Reduction System DNR
|
 National Semiconductor ... |
LM832
|
197Kb / 10P |
Dynamic Noise Reduction System DNR
August 1989 |