Hitachi HA12142NT
The common specifications are shown below. The values listed above show approximate values to be offered Dolby Level at TP.| Part No. | HA12142NT |
|---|---|
| Datasheet | HA12142NT Download |
| Manufacturer |  Hitachi |
| Description | Dolby B- and C-Type Noise Reduction |
| Buy | Stock & Price |
DESCRIPTION
HA12141/142NT, HA12170NT, HA12161/162FP are silicon monolithic bipolar IC series providing dual channel Dolby B- and C-type noise reduction* in one chip. Functions● Dual Dolby B/C-type NR processor
● NR OFF/B/C control switch
● MPX by-pass / Encode / Decode (MPX OFF / REC / PB) control switch
● MPX Filter Drive Circuit
FEATURES
● Low external parts count● R-C spectrum skewing network using passive component
● External capacitors are E-3 series (small values)
● Several time constant capacitors built into the IC
● Separate REC/PB input and output. Unprocessed signal output available in the encode and decode modes.
● Common PCB pattern is available with HA12134A series (Dolby B NR), because these ICs offer similar pin layout.
● 3 type PB-out level (300 mV, 580 mV, 775 mV)
● 2 type package (DP-30S, FP-28D)
● Wide range of operating supply voltage (7.5 V to 16 V) * Dolby is a trademark of Dolby Laboratories Licensing Corporation. A license from Dolby Laboratories Licensing Corporation is required for the use of this IC.
