The Art of Electronics

Index (partial: "D" entries only)

D connector, 56
D/A converter (see DAC)
DAC (D/A), 612ff., 614ff., 620t, 687, 777, 779, 793f.
  combined with ADC, 630
  double buffered, 688
  glitches, 294, 810
  guidelines for choosing, 619ff.
  with microprocessor, 769
  microprocessor compatible, 688, 769, 810
  multiplying, 619
  output glitches minimized, 810
  scaled current sources, 614
  voltage output, 616f.
daisy-chain, 699f., 757f., 771
damaged input, causes leakage, 974
damping resistors, 815
Darlington, 94ff., 105, 380f.
  complementary, 95
  driving from NMOS, 588f.
  leakage, 95
  photo, 997
  saturation voltage, 95
  superbeta, 96
  V_BE drop, 95
data
  bus, 487f., 602f., 677ff., 684, 864
  registers, 744
  2's complement code, 794
data-acquisition system (DAS), 636f.
data logger, 677, 690, 983
  example design, 978
data port, serial, 802ff.
data sheets, 1072f.
  LF411-12, 1078
  LM317, 1086
  op-amp, 1078
  transistor, 1073
  2N4400-01, 1073
  voltage regulator, 1086
data transfer, programmed, 685ff., 753
date code, 1071
  IC, 861
dB/octave (see also filter), 39
DB-25 connector, 723
dc amplifier, 179, 260, 392ff.
dc-dc converter, 360, 387
dc offset of FET follower, 134
dc restoration, 51
DCE, 723f.
debounce, 506, 576f.
  switch, 789
debouncing software, 775
debugging, 848
  microprocessor programs, 821ff.
decibels (dB), 16f.
DECNET, 735
decoder, 496f., 500, 561t
  instruction, 675
decoding, 981
  address, 685, 766
  memory mapped for I/O, 768
decompensated op-amp (see also op-amp), 247f.
dedicated application, 743ff.
dedicated controller, 774
  microprocessor, 756
default-wait bus, 754
defluxing, 840
degreaser, 840
delay 
  digital, 521, 965
  equalizer, 266
  fall-through, 541
  LSI access latency, 809
  ripple-through, 541
  sweep, 1049
  time, 25, 907
delay line, shorted, 880
  tapped, 815
delta-sigma ADC, 628, 640f.
DeMorgan's theorem, 490
demultiplexer, 143, 496f.
denormalized number, 739
depletion, 113ff.
desensitivity, 233
design rules, PC board, 836f., 847
detector, 256, 888
  AM, 889
  balanced quadrature, 900
  homodyne, 889, 896
  ratio, 899
  slope, 899
  square-law, 890f.
  synchronous, 889, 896, 1031ff.
development microprocessor code, 821ff.
  system, 751, 824
diagram, state, 514f.
  circuit (see schematic)
dibit (see also modem), 729
dielectric absorption, 220, 627
dielectric constant, PC board, 840
differential amplifier, 98ff., 105, 110, 184, 421ff.
  applications of, 98
  base bias path, 100
  CMRR, 98ff.
  as comparator, 102
  current source biasing, 100
  FET, 132
  gain of, 98
  high frequency, 867, 989f.
  high voltage, 423
  long-tailed pair, 99
  and Miller effect, 102
  noise, 445ff.
  phase splitter, 101
  pseudo, 460
  as single-ended amplifier, 100f.
  V_BE cancellation in, 100f.
differential drivers, 714
differential input voltage, 183
differentiator, 25f.
  in frequency domain, 39
  op-amp, 224
digital design, micropower, 969ff.
digital logic (see also logic), 560t, 570t, 574t
  AC, ACT, 569ff., 939, 943
  buffered, 604f.
  capacitive loads, 600ff.
  CMOS, 920, 933
  combinational, 478ff.
  current transients, 599ff.
  driving cables, 599ff., 604f.
  driving external loads with, 582ff.
  driving inputs of, 575ff.
  dynamic current, 569f.
  dynamic incompatibility, 574f.
  edge-sensitive inputs, 574f.
  families, 570t
  family history, 565ff.
  fanout, 570f.
  gate, 478ff., 484t
  ground noise, 599ff.
  HC, HCT, 939, 943
  high voltage, 605
  input characteristics, 570ff.
  input protection, 571f.
  interconnecting, 574t
  interfacing between, 573ff.
  latchup, 572
  micropower, 969ff.
  multiple transitions, 574
  NMOS, 588ff.
  output characteristics, 570ff.
  programmable, 499ff., 527ff.
  pullup resistor with (see also resistor, pullup), 572
  recommendations, 570
  sequential, 504ff.
  speed vs. power, 569
  tables, 560ff.
  with 3.3V supply, 573
  thresholds, 571f.
  unused inputs, 579f.
digital pulse, with timer, 798
digital-to-analog converter (see also DAC), 614ff., 620t
diode, 43t, 44ff., 331t, 334t
  adjustable, 94, 913
  back, 49, 891, 904
  for base bias, 93
  catch, 357
  clamp (see also clamp), 49ff., 571f., 578
  in collector circuit, 64
  compensated zener, 333f.
  current regulator, 125ff., 129t, 288, 379
  damper, 374
  drop cancellation, 49, 52, 888
  fast recovery, 365
  gate, 49
  Gunn, 904
  hot carrier, 49, 331, 365, 886, 888f., 904, 908, 973
  impatt, 904
  input protection, 555, 960, 971
  laser, 599
  light-emitting, 963
  low-leakage, 217
  nonlinear circuits, 51f.
  photo, 596, 962, 996f., 1039
  PIN, 904, 996
  programmable zener, 338
  reference, 334t
  Schottky, 49, 331, 365, 886, 888f., 904, 908, 973
  signal, 48f.
  SNAP, 887, 904
  snubber, 64
  tunnel, 14f., 49, 886, 891, 904, 1060f.
  varactor, 297ff., 865f., 883f., 887, 899, 904
  zener (see also zener diode), 13f., 331ff., 334t, 369
diode leakage, circuit cure for, 218
DIP 
  IC package, 836
  plugs, 837
  skinny, 801
DIP-switch, 687, 760, 768f.
direct address, 680f.
direct memory access (see also DMA), 701
directional coupler, 887
disk
  cache, 718
  floppy, 676, 701f., 717
  hard, 676, 717
  RAM, 676
display, 57, 525
  controller IC, 548
  gas discharge, 594f.
  LCD, 591, 594f.
  LED, 591ff.
  multiplexed, 300, 546ff., 592, 808
  refresh, 778, 791f.
  rollover, 792
  screen, 793f.
  7-segment, 588
  smart, 593f.
  split screen, 825
  walking bit, 792, 808
  X-Y, 688
disassembly, 824
distortion, caused by 
  changing input impedance, 65
  crossover, 92ff., 411f.
dither, 1023
divide, test for zero, 791
divide-by-n, 511
divide-by-2, 510
divide-by-3, 513f.
divider, Kelvin-Varley, 1025
DMA, 701ff., 707, 712, 753, 757, 803
  block transfer, 718
  controller, 702f.
  terminal count, 706
DMOS, 158
dominant-pole compensation, 245f.
don't care (X), 493
DOS, 816
double-layer capacitor, 820, 934
double sideband, 897f.
double-sided PC board, 833, 836
double transition, 555
doubler
  flying capacitor, 804
  frequency, 887
  voltage, 47f.
drain
  FET, 104, 114ff.
  open, 489f., 587
DRAM (dynamic RAM), 812ff.
  address multiplexing, 814f.
  current transients, 815f.
  noise-induced errors, 816
  precharge time, 813
  refresh cycle, 704, 813ff.
  support chips, 815f.
  undershoot and ringing, 815
drift, thermal, 122
drift chamber, 1012
drill tape, 844
driver
  bus, 602f., 910
  cable, 599f.
  coax, 610ff.
  differential, 604ff.
  differential current sinking, 606, 712
  LED, with HC logic, 768
  RS-232, 803f.
  RS-232, CMOS replacement, 978
  serial data (see also ASCII), 721
droop, 133
dry film, 834
dry switching, 577
dry-transfer lettering, 855
DTE, 723f.
DTL, 568
dual-gate FET, 883, 886
dual-readout connector, 828, 852
dual-slope ADC, 626ff.
dual-tracking voltage regulator, 344, 351f.
duty-cycle, 977
dwell time, 776
dynamic current, 137f., 156, 569f., 971
  registers, 975
dynamic gate current, 137f.
dynamic impedance, 69
dynamic memory refresh, 704
dynamic RAM (see also DRAM), 812ff.
dynamic range, 641
  floating-point number, 740
  vs. precision, 391f.