Purchase SM5843A, In-stock SM5843A From SeekIC.
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SM5843A
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DataSheet
General Description
SM5843A Maximum Ratings
| Parameter | Symbol | Rating | Unit |
| Supply voltage range | VDD | -0.3 to 7.0 | V |
| Input voltage range | VIN | -0.3 to VDD + 0.3 |
V |
| Storage temperature range | Tstg | -40 to 125 | |
| Power dissipation | PD | 550 (DIP) | mW |
| 390 (SOP) | |||
| Soldering temperature | Tsld | 255 | |
| Soldering time | Tsld | 10 | s |
SM5843A Features
Filter configuration (2-channel processing)
• 8-times oversampling (interpolation)
- 3-stage FIR configuration
• Deemphasis filter
- IIR filter configuration for correct gain and phase characteristics
- 2-channel independent ON/OFF control
- 32/44.1/48 kHz sampling frequency (fs)
• 21*22-bit parallel multiplier/25-bit accumulator for high precision
• Overflow limiter
2 oversampling filter characteristics
• Sharp roll-off characteristic (response 1)
- ±0.00005 dB passband ripple (0 to 0.4535fs)
-110 dB stopband attenuation (0.5465fs to 7.4535fs)
• Slow roll-off characteristic (response 2)
-±0.00003 dB passband ripple (0 to 0.235fs)
- 77 dB stopband attenuation (0.745fs to 7.255fs)
Soft muting
Digital attenuator
Input data format
• 2s complement, MSB first
- LR alternating, 16/18/20-bit serial, trailing data
- LR alternating, 20-bit serial, leading data
- LR simultaneous, 20-bit serial, leading data
Output data format
• 2s complement, MSB first, LR simultaneous
• 18/20-bit serial
• BCKO burst (NPC format)
Dither processing ON/OFF control
Jitter-free/Sync mode selectable
256fs/384fs system clock selectable
• 21.2/14.2MHz maximum frequency(384fs/256fs)
• 8-times oversampling (interpolation)
- 3-stage FIR configuration
• Deemphasis filter
- IIR filter configuration for correct gain and phase characteristics
- 2-channel independent ON/OFF control
- 32/44.1/48 kHz sampling frequency (fs)
• 21*22-bit parallel multiplier/25-bit accumulator for high precision
• Overflow limiter
2 oversampling filter characteristics
• Sharp roll-off characteristic (response 1)
- ±0.00005 dB passband ripple (0 to 0.4535fs)
-110 dB stopband attenuation (0.5465fs to 7.4535fs)
• Slow roll-off characteristic (response 2)
-±0.00003 dB passband ripple (0 to 0.235fs)
- 77 dB stopband attenuation (0.745fs to 7.255fs)
Soft muting
Digital attenuator
Input data format
• 2s complement, MSB first
- LR alternating, 16/18/20-bit serial, trailing data
- LR alternating, 20-bit serial, leading data
- LR simultaneous, 20-bit serial, leading data
Output data format
• 2s complement, MSB first, LR simultaneous
• 18/20-bit serial
• BCKO burst (NPC format)
Dither processing ON/OFF control
Jitter-free/Sync mode selectable
256fs/384fs system clock selectable
• 21.2/14.2MHz maximum frequency(384fs/256fs)
SM5843A Typical Application
CD players
DAT players
PCM systems
SM5843A Connection Diagram
SM5843A
PDF/DataSheet Download
- Datasheet: SM5843A
- File Size: 269662 KB
- Manufacturer: NPC [Nippon Precision Circuits Inc]
- Click here to Download
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