Features: · Enhanced surround signal from Dolby Digital (AC-3) and Dolby Surround (ProLogic) input signals·2-step adjustable sound enhancement· Supported speaker configurations • Dolby Digital (AC-3) 6-channel signals to 2, 3, 4, 5-channel speaker QSurround signal configurations • Dolb...
QS7777PF/CF: Features: · Enhanced surround signal from Dolby Digital (AC-3) and Dolby Surround (ProLogic) input signals·2-step adjustable sound enhancement· Supported speaker configurations • Dolby Digital...
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Features: ·Surround signal output for 2-channel front speakers·Surround signal output for 4-channe...
· Enhanced surround signal from Dolby Digital (AC-3) and Dolby Surround (ProLogic) input signals
·2-step adjustable sound enhancement
· Supported speaker configurations
• Dolby Digital (AC-3) 6-channel signals to 2, 3, 4, 5-channel speaker QSurround signal configurations
• Dolby Surround (ProLogic) 4-channel signals to 2, 3, 4-channel speaker QSurround signal configurations
· Monaural to virtual stereo conversion
·Parallel and 2 serial interface control modes selectable
• QS7777CF: I2C bus 2-wire serial interface1
• QS7777PF: 3-wire serial interface (Data, Clock, Strobe)
· 5 to 13V analog supply
·4.5 to 5.5V digital supply
·1. NPC employs I2C bus serial interface components under license from Philips, and conforms to the Philips I2C bus specifications.
Parameter |
Symbol |
Rating |
Unit |
Supply voltage range (analog) |
VCC |
−0.3 to 15 |
V |
Supply voltage range (digital) |
VDD |
−0.3 to 7 |
V |
Input voltage range (analog) |
VIANA |
−0.3 to VCC+0.3 |
V |
Input voltage range (digital) |
VIDIG |
−0.3 to VDD+0.3 |
V |
I2Csignal input voltage (SDA, SCL) |
VIOPEN |
10 |
V |
Power dissipation |
PD |
250 |
mW |
Storage temperature range |
Tstg |
−40 to 125 |
°C |
Soldering temperature |
Tsld |
255 |
°C |
Soldering time |
tsld |
10 |
3 |