封装信息
| 封装 | 引脚 SOIC (DW) | 28 |
| 工作温度范围 (°C) |
| 包装数量 | 包装 20 | TUBE |
PGA4311 的特性
- DIGITALLY-CONTROLLED ANALOG VOLUME CONTROL:
Four Independent Audio Channels
Serial Control Interface
Zero Crossing Detection
Mute Function - WIDE GAIN AND ATTENUATION RANGE:
+31.5dB to –95.5dB with 0.5dB Steps - LOW NOISE AND DISTORTION:
120dB Dynamic Range
0.0004% THD+N at 1kHz (U–Grade)
0.0002% THD+N at 1kHz (A–Grade) - NOISE-FREE LEVEL TRANSITIONS
- LOW INTERCHANNEL CROSSTALK:
–130dBFS - POWER SUPPLIES: ±5V Analog, +5V Digital
- AVAILABLE IN AN SOP-28 PACKAGE
- APPLICATIONS
- AUDIO AMPLIFIERS
- MIXING CONSOLES
- MULTI–TRACK RECORDERS
- BROADCAST STUDIO EQUIPMENT
- MUSICAL INSTRUMENTS
- EFFECTS PROCESSORS
- A/V RECEIVERS
- CAR AUDIO SYSTEMS
PGA4311 的说明
The PGA4311 is a high–performance, 4-channel audio volume control designed for professional and high-end consumer audio systems. Using high performance operational amplifier stages internal to the PGA4311 yields low noise and distortion, while providing the capability to drive 600
loads directly without buffering. The 3-wire serial control interface allows for connection to a wide variety of host controllers, in addition to support for daisy-chaining of multiple PGA4311 devices.