Motorola CMOS Logic Manual page 471

N4
V SS RBI RBO
En
LAMP TEST
N4
RBI RBO
En
BLANKING
N4
RBI RBO
En
BLANKING
LAMP TEST
MOTOROLA CMOS LOGIC DATA
TYPICAL APPLICATIONS
N3 N2
RBI RBO RBI RBO
En En
Figure 2. Leading and Trailing Zero
Suppression with Lamp Test
N3 N2
RBI RBO RBI RBO
En En
Figure 3. Leading and Trailing Zero Suppression
with PWM Intensity Blanking and No Lamp Test
N3 N2
RBI RBO RBI RBO RBI
En En
Figure 4. Zero Suppression with Lamp Test
and Intensity Blanking
N1 N–1
RBI RBO RBI RBO
En En
N1 N–1
V DD
RBI RBO RBI RBO
En En
N1 N–1 N–2
RBO RBI RBO RBI
En En En
N–2 N–3
RBI RBO RBI RBO
En En
V SS
N–2 N–3
RBI RBO RBI RBO
En En
N–3
RBO RBI RBO
En
MC14558B
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