Antique radios, Old Time Radios
SN74247
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Country:
Worldwide
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| Identical to |
SN74247
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| Similar
Tubes |
Normally replaceable-slightly different:
SN7447
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| Base |
SPECIAL TUBEBASE in general
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| Description |
Aufbau/internal: IC (Logik-TTL Digital) BCD-to-seven-Segment Display Decoder/Driver, open collector outputs; similar to (SN)7447, but "6" and "9" with "tail".
Form/Case/Outline: DIP-16;
Daten/electr.data: Ub: 5 V; t op: 0...70 °C;.
Austauschtyp: ______ (Siemens, D).
Kurzbezeichnung (allgemein): 74247; unterschiedliche Qualitäten als (S/N/DM)74(ALS/AS/F/LS/S)247(N), SN84247(n): -25...+85 °C; SN54[LS|S]247: -55...125 °C; LS=low power Schottky
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Dimensions (WHD)
incl. pins / tip |
20 x 7 x 8 mm / 0.79 x 0.28 x 0.31 inch |
| Weight |
1 g / 0.04 oz |
| Information source |
- - Manufacturers Literature Motorola
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SN74247: Funkschau 19/79 S.1136
Egon Strampe
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SN74247: Motorola
Günther Stabe † 19.8.20
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SN74247: Motorola
Günther Stabe † 19.8.20
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3
Collection of
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