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BD37069FV-ME2 датащи(PDF) 4 Page - Rohm |
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BD37069FV-ME2 датащи(HTML) 4 Page - Rohm |
4 / 41 page 4/37 BD37069FV-M TSZ02201-0C2C0E100270-1-2 © 2016 ROHM Co., Ltd. All rights reserved. 12. MAY. 2016 Rev.001 www.rohm.com TSZ22111・15・001 VCCL SCL SDA GND ISO amp GND ISO amp 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 18 19 100kΩ 40 39 38 37 36 35 GND ISO amp GND ISO amp GND ISO amp GND ISO amp Input selector (2 single-ended and 4 stereo ISO) ★ Input Gain 16 17 31 32 34 33 30 29 26 25 28 27 REG(4.15V) ■ Fader : +23dB~-79dB、-∞/1dBstep ■ Input Gain : +23dB~-15dB/1dBstep ■ Front Mixing : on/off ■2nd order LPF: fc=70kHz ■Main/Sub Gain Adjust 0dB/6dB ■Anti-GSM circuit ■High Voltage Output Level Shift = 2dB(normal mode) Level Shift = 4.6dB(Hi-voltage mode1) Level Shift = 8.3dB(Hi-voltage mode2) Sub SEL Front SEL Rear SEL I2C-bus LOGIC Main Gain adjust Sub Gain adjust 100kΩ 250kΩ 250kΩ 100kΩ 100kΩ 100kΩ 100kΩ GND ISO amp GND ISO amp ★ Advanced Switch 21 22 23 24 VREF GND 20 Level Shift Level Shift Level Shift Level Shift Level Shift Level Shift 2nd order LPF MIN FP2 FN2 FN1 FP1 EP2 EN EP1 DP2 DN DP1 CP2 CN CP1 B2 B1 A2 A1 OUTC OUTS OUTR1 OUTR2 OUTF1 OUTF2 INF2 INF1 INR2 INR1 INS INC IG1 IG2 HIVOLB VCCH 250kΩ SEL 100kΩ 100kΩ 100kΩ 250kΩ 250kΩ 250kΩ 250kΩ 250kΩ 250kΩ 250kΩ 250kΩ 250kΩ 250kΩ 250kΩ 250kΩ Block Diagram Figure 3. Block Diagram ・ The outputs of Pin 27 and Pin 28 are selected by the input selector, from the inputs Pin 1 to Pin 17. Otherwise, these signals are possible to output directly on Pin 35 to Pin 40. ・ 6-channel input signals from DSP on Pin 29 to Pin 34 pass through the volume circuit (Fader) and 2 nd order post filter to the output terminals Pin 35 to Pin 40 . ・ It is possible for 6-channel inputs to set the gain up to +6dB by Gain adjust function and to set the gain up to +8.3dB by Level Shift Circuit (High-Voltage Mode). |
Аналогичный номер детали - BD37069FV-ME2 |
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Аналогичное описание - BD37069FV-ME2 |
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