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2ch/ 6ch Electronic Volume - BD3812FROHM's 2ch / 6ch electronic volume ICs feature a wide dynamic range (131dB / 133dB). In addition, two ICs can be paired up via serial bus control for 8ch operation.
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| * This product is a STANDARD grade product and not recommend for on-vehicle devices. | ||||
especificações:
| Vcc(Min.)[V] | 10.0 |
| Vcc(Max.)[V] | 14.6 |
| Iq[mA] | 4.0 |
| I/F | 2-wire |
| Outputs | 2 |
| Volume Range | 0to-103dB 1dB / step |
| Tone Control Band | - |
| Input Gain[dB] | - |
| THD[%] | 0.0050 |
| Output Noise[µVrms] | 1.2 |
| Output voltage(Max.)[Vrms] | 4.2 |
| Operating Temperature (Min.)[°C] | -20 |
| Operating Temperature (Max.)[°C] | 75 |
características:
- ・Residual noise : 1.2μVrms {dynamic range : 131dB (IHF-A)}
・2ch independent volume (0 to -103dB, MUTE 1dB/step)
・8ch at maximum available in combination of any of BD3811K1, BD3813KS, BD3814FV,
BD3815KS (6ch volume) in common bus line
・It can be controlled until 4 chips with common bus line at the same time
・Maximum output voltage : 4.2Vrms (Vcc=7, VEE=-7V, RL=10kΩ)
・2-line serial control (for both 3.3V and 5V)
・Built-in Output gain amplifier for adjustment of output signal voltage (0, 6 to 18dB,
2dB/step)
・Output mute controllable by serial data and external control terminal
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Dados técnicos
Thermal Resistance
The definition and how to use thermal resistance and thermal characterization parameter of packages for ROHM’s integrated circuit are described in this application note.
Part Explanation
For ICs