HP 5340A - Four-Bit Binary Counter 1820-0099; Monostable Multivibrator 1820-0207

Model 5340A
Theory of Operation
Figure 4
- 7. Four - Bit Binary Counter 1820 - 0099
INPUT
A NC
ZA ZD GND ZB ZC
B Roo, NC vcc NC NC
INPUT
1820-0099(SN7493N)
4 - BIT BINARY COUNTER
(SEE NOTES
I a21
r*m
NOTES
I. OUTPUT A CONNECTED TO INPUT B
2. TO RESET ALL OUTPUTS TO LOGICAL
0 BOTH Ro(,, AND Roo, INPUTS MUST
BE AT LOGICAL
I
3. POSITIVE LOGIC:
SEE TRUTH TABLE
Figure 4 - 8. Monostable Multivibrator 1820 - 0207
X
L
Vcc = Pin14
GND = Pin 7
4 - 7