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CD4033BMS Scheda tecnica(PDF) 10 Page - Intersil Corporation |
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CD4033BMS Scheda tecnica(HTML) 10 Page - Intersil Corporation |
10 / 11 page 7-835 CD4033BMS FIGURE 13. INTERFACING THE CD4033BMS WITH COMMERCIALLY AVAILABLE 7-SEGMENT DISPLAY DEVICES* 7-Segment Display Devices INCANDESCENT READOUTS Numitron DR2000 Series TUBE REQUIREMENTS VT = 3.5 - 5V IT = 24mA Segment ASSUMED TRANSISTOR CHARACTERISTICS βdc (min) ≥ 25 VCE (sat) ≤ 0.5V VDD = 8V (min) IB = 1mA (min) IT = 24mA (min) CD4049UB at VCC = 10V (min) Vo “0” ≤ 2V IT = 8mA (min) VT ≈ 3.5V to 6V CD4049UB at VCC = 10V (min) Vo “0” ≤ 0.6V IT = 8mA (min) at VCC = 6V (min) Vo “0” ≤ 1V IT = 5mA (min) VT ≈ 1.5V to 3.5V LOW-POWER INCANDESCENT READOUTS PINLITES INC-Series O and R ASSUMED TRANSISTOR CHARACTERISTICS TUBE REQUIREMENTS 0-03-15 0-04-30 0-06-30 R-R3-20 R-R4-30 VT(V) 1.5 3 3 2 3 mA/Segment 8 8 8 4.3 4.3 βdc (min) ≥ 30 VCE (sat) ≤ 0.5V VCC ≥ 3.5V (min) IB ≥ 0.25mA (min) IT ≤ 7.5mA (min) *The interfacing buffers shown, while a necessity with the CD4033A, are not required when using the “B” devices; the “B” outputs ( ≈ 10 times the “A” outputs) can drive most display devices directly especially at voltages above 10V. NEON READOUT (NIXIE TUBE**) 1. Alco Electronics - MG19 2. Burroughs - B5971, B7971, B8971 TUBE REQUIREMENTS Alco MG19 Burroughs B5971 Burroughs B7971, B8971 VT(Vdc) 180 170 170 mA/Segment 0.5 3 6 LOW VOLTAGE VACUUM FLORESCENT READOUTS 1. Tung-Sol DIGIVAC S/G ‡ Type DT1704A or DT1705C 2. Nippon Electric (NEC): Type DG12E or LD915 TUBE REQUIREMENTS: 100 to 300 µA/segment at tube voltages of 12V to 25V depending on required brightness Filament requirement 45mA at 1.6V, ac or dc. ‡ (Trademark) Wagner Electric Co. **(Trademark) Burroughs Corp. TRANSISTOR CHARACTERISTICS Leakage with transistor cutoff - 0.05mA V(BR)CER βdc (min) ≥ 30 >VT CD4033BMS 7 SEGMENTS IB 1/7 IT CLOCK INHIBIT RESET VDD VSS IT 1/7 CA3081 OR EQUIVALENT 1 OF 7 SEGMENTS VCC VT VT 1/6 CA4049UB SEGMENTS CD4033BMS 7 SEGMENTS CLOCK INHIBIT RESET VDD VSS 1 OF 7 VT ª 170V DC SEGMENTS CD4033BMS 7 SEGMENTS CLOCK INHIBIT RESET VDD VSS 13.5V LOGIC VOLTAGE g d a fb ec WITH VON = 18V MEDIUM BRIGHTNESS IN LOW AMBIENT LIGHT BACKGROUND WILL RESULT. THE POINT OF NO NOTICEABLE GLOW IS VOFF ≈ 4.5V ≈ 4.5V 1.6V AC OR DC |
Codice articolo simile - CD4033BMS |
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Descrizione simile - CD4033BMS |
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