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The BL3207A/B is a 1024-stage low voltage operation,and low noise BBD variable delay line in audio frequency range. The device operates on +5V to +10V supply and provides a signal delay up to 51.2ms. Pin Assignment GND CP1 IN VGG PDIP 8 PIN BL3207 OUT 2 OUT 1 CP 2 VDD Features ¡¤ Adjustable audio signal delay time range:2.56ms-51.2ms ¡¤ Wide supply voltag.
¡¤ Adjustable audio signal delay time range:2.56ms-51.2ms ¡¤ Wide supply voltage range:4V-10V ¡¤ Typical insertion loss: Li=0dB ¡¤ Wide dynamic range: S/N=73dB(type) ¡¤ Low distortion: THD=0.4%(type) ¡¤ Clock frequency range:10kHz-200kHz ¡¤ N-channel silicon gate process ¡¤ 8-pin plastic DIP Application KARAOKE, TV, VCR. Radio-Cassette Tape Recorder etc. Application Circuit
Vdd
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Low Pass Filter f1
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | BL3207 |
SHANGHAI BELLING |
1024 segment low voltage and low noise BBD |
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| 2 | BL3207A |
SHANGHAI BELLING |
1024-stage low voltage operation and low noise BBD variable delay line |
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| 3 | BL3201B |
Bolymin |
PLED |
|
| 4 | BL3208 |
SHANGHAI BELLING |
2048 segment low voltage and low noise BBD |
|
| 5 | BL3208A |
SHANGHAI BELLING |
2048-stage low voltage operation and low noise BBD variable delay line in audiofrequency range |
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| 6 | BL3208B |
SHANGHAI BELLING |
2048-stage low voltage operation and low noise BBD variable delay line in audiofrequency range |
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| 7 | BL3209S |
BGH |
TV Manual |
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| 8 | BL3257 |
BELLING |
4 Channel 2:1 Switch |
|
| 9 | BL3085A |
BELLING |
RS-485 Transceivers |
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| 10 | BL3085B |
BELLING |
RS-485 Transceivers |
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| 11 | BL3085E |
BELLING |
High-speed transceiver |
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| 12 | BL3102 |
SHANGHAI BELLING |
COMS Clock Generator/Driver |
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