Sanyo CP10 - IC Block Diagrams: Converters and Multiplexers; D;A Converter and Multiplexer ICs

IC BLOCK DIAGRAM
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LCD—segment
driver
output
LCD—segment
driver
output
LCD—segment
driver
output
LCD—segment
driver
output
LCD—segment
driver
output
LCD—~segment
driver
output
LCD—segment driver output
Power supply +5 V
LCD—segment driver output
LCD—segment driver output
LCD—segment driver output
N.C
N.C
LCD segment driver output
LCD segment driver output
LCD segment driver output
LCD segment driver. output
LCD segment driver output
LCD segment driver output
LCD segment driver output
Power supply +5 V
LCD segment driver output
LCD segment driver output
LCD segment driver output
‘LCD segment driver output
LCD segment driver output
LCD segment driver output
1C€701 CX20133
16
BIT
D/A
CONVERTER
DGNO.O
CIN
CIN
COUT
Bhs
OCL
DGNO
AGNO
AVEE
NC
louTL
«=
fOUTR
«ss
ISET
~=—s
OCR
Constant Current Regulat:
10:10 a 28:4
Higher 8 bit Shift Register Latch, Counter i
=
Lower
8
bit
Shift
Register.
Latch
.
Counter
bund
.———_J
Timing
Oscillator
TTL-ECL
Inter-Face
———
bs
Oe
1C703 uPD4053BG
TRIPLE 2 CHANEL
MULTIPLE XER/DEMOLTIPLEXER
Sus TEST1
vec
TEST2
LATCH
LRCK
WCLK
BCLK
OIN
back
cc
OGNO
OWEE
Binary tol-of-2
Decoder with Inhibit TRUTH VALUE TABLE
Control Input
INHIBIT | C 8
L L t
L L L
L L H
L L H
L H L
L H L
L H H
t H H
H x x
H: High Level
L:Low Level
X:Horl
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