Sanyo PLUS Q50 Service Manual page 15

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TC4013 ( DUAL D-TYPE FLIP FLOP )
BLOCK 01AGRAM
TRUTH TABLE
CL
PR
PR
PR
1
9—I
5— 0
Q
0
Q — 13
H
3— CP
3
2 11 — CP
Q — 12
— T —
1
10
V
DD 14
Vsg:7
CLOCK
DATA
________ |___ [
C L E A R " ~ Z 1 _________
P R E S E T _____________________________________
_ n_ o _ i___ i _
q
TC4013 (DUAL D-TYPE FLIP-FLOP)
Description of operation
1. Clearing
Impressing a high-level signal on its clear input depresses output
Q to low irrespective of input.
2. Presetting
Raising preset input to high raises output Q to high as well,
if clear input is low.
3. Clocking
Output changes with the rise of clock input. Data input and
clock input require t setup time as shown below.
INP UTS
OUTPUTS
CP
Qn + 1
Qn+1
A
L
X
L
L
H
X-
X
H
H
•x
L
r
L
H
r
L
H
L
X
t
On*
Qn *
-
r
(TOP VIEW)
-Fu] [13] p2] [ii] [io] fa] fsl
T C 4 07 1 B P (Q U A D 2 -IN P U T P O S IT IV E OR GATE )
LOGIC DIAGRAM
1 /4 TC4071 BP
X s A + B
( TOP VIEW )
ULULUNUJleJiT]
TC 4 0 4 3 BP ( QUAD P O S IT IV E NOR R /S LATCH )
- 1 3 -
V
od
Hal fi21 F F H [io]
F
!
a
v
ss
BLOCK O1AGRAM
NC 513
( TOP VIEW )
Lil [2j HI LJ isj [6] U [8]

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