describe the operation  of the S_R Latch

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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the last question I submitted wasnt a graded question it was a homework question where i wanted to make sure  the question was answered correctly for class discussion. describe the operation  of the S_R Latch

Figure 4-1. A NAND gate S-R latch can be SET or RESET into either of its bistabe
butw
returns to a7CH
+5V
+5V
ON
SET
AA
ON
SET
UA
(0)
UA
В
+5V o
BA
+5V o
BB
RESET
BB
(1)
UB
RESET
Up
AB
AB
() RESET Condition
prior to closing SET.
+5V O
+5V o
b. NAND Gate S-R Latch Set
a. NAND Gate S-R Latch Being Set
+5V
+5V
SET
OFF
AA
SET
AA
(1)
OFF
UA
UA
BA
BA
+5V o
+5V o
RESET
BB
BB
RESET
(0)
UB O
UB
Ag
Ag
() SET Condition
prior to closing RESET.
+5V o
+5V o
c. NAND Gate S-R Latch Being Reset
d. NAND GateS-R Latch Reset
NAND GATE S-R LATCH
NAND GATE
INPUTS
OUTPUTS
SET = S
INPUTS OUTPUT
%3D
S R
Q
RESET = R
%3D
A B
Q
00Unpredictable
Forbidden State
1
1
1
RESET State
1
1
1
1
SET State
1
1
1.
No Change
Idle State
1
e. NAND Gate S-R Latch Truth Table
f. NAND Gate Truth Table
states.
10
Basic Digital Electronics
70
Transcribed Image Text:Figure 4-1. A NAND gate S-R latch can be SET or RESET into either of its bistabe butw returns to a7CH +5V +5V ON SET AA ON SET UA (0) UA В +5V o BA +5V o BB RESET BB (1) UB RESET Up AB AB () RESET Condition prior to closing SET. +5V O +5V o b. NAND Gate S-R Latch Set a. NAND Gate S-R Latch Being Set +5V +5V SET OFF AA SET AA (1) OFF UA UA BA BA +5V o +5V o RESET BB BB RESET (0) UB O UB Ag Ag () SET Condition prior to closing RESET. +5V o +5V o c. NAND Gate S-R Latch Being Reset d. NAND GateS-R Latch Reset NAND GATE S-R LATCH NAND GATE INPUTS OUTPUTS SET = S INPUTS OUTPUT %3D S R Q RESET = R %3D A B Q 00Unpredictable Forbidden State 1 1 1 RESET State 1 1 1 1 SET State 1 1 1. No Change Idle State 1 e. NAND Gate S-R Latch Truth Table f. NAND Gate Truth Table states. 10 Basic Digital Electronics 70
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