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Analog Electronics
book

Analog Electronics

by Ian Hickman
October 2013
Intermediate to advanced content levelIntermediate to advanced
342 pages
16h 43m
English
Newnes
Content preview from Analog Electronics
16 8
Analog Electronics
^rcf(+)
o-
^rcf(-)^
(MSB )
(LSB)
V+
VLC BI B2 B3 B4 B5 B6 B7 B8
13
Bias
network
1
Ϊ5 ΐ6 ΐ7
9
O
11
12
Logic
buffers
and
level shifters
jCurrent
switchesi
JJJJJJJ
-0
'out
2
16 i
3
Compensatio n
V-
(a)
DAC-()8
MC1741S
OtO+/fr-^ L
256
rcf
(b)
Figure
7.11
(a)
An 8-bit
digital-to-analog converter
(DAC) .
(b)
An
application producing
a
positive-going low-impedance output.
(Reproduce d
by
courtesy
of
Motorola
Inc.)
voltage source
via a 1Κ
resistor. Then 2.56
mA
will
flow
via the
left-hand transistor
and
resistor
R to
the negative supply
V-. The
transistor acts
as a
constant current generator
in a
negative feedback
loop;
th
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Publisher Resources

ISBN: 9781483162287