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ID = 45635
Brand: Common type Japan tube/semicond.
Tube type:  IC - Integrated Circuit   Indication 
Identical to MSM55501
Similar Tubes
Other base and data slightly different:
  MK50366 ; MK50372 ; TMS1943

Base SPECIAL TUBEBASE in general

Aufbau/internal: IC (LSI);
Form/Case/Outline: DIP-42;
Type/Application: Digital Alarm Clock (incl. LED Display Drivers);
Daten/ Vcc: __ V; Icc: __ mA, Pd: __ mW; t op: -__...+__ °C;
Manufactured by OKI Semiconductor (J) -

Dimensions (WHD)
incl. pins / tip
53 x 7 x 20 mm / 2.09 x 0.28 x 0.79 inch
Weight 3 g / 0.11 oz
Information source -- Schematic   

dip_42~~15.png MSM55501: (Philips)
Günther Stabe † 19.8.20

Usage in Models 7= 1980??

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):7

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