Datasheet

AD574A
REV. B–12–
OUTLINE DIMENSIONS
Dimensions shown in inches and (mm).
28-Pin Ceramic DIP Package (D-28) 28-Lead Plastic DIP Package (N-28A)
28-Terminal PLCC Package (P-28A)
4
PIN 1
IDENTIFIER
5
26
25
11
12
19
18
TOP VIEW
(PINS DOWN)
0.495 (12.57)
0.485 (12.32)
SQ
0.456 (11.58)
0.450 (11.43)
SQ
0.048 (1.21)
0.042 (1.07)
0.048 (1.21)
0.042 (1.07)
0.020
(0.50)
R
0.050
(1.27)
BSC
0.021 (0.53)
0.013 (0.33)
0.430 (10.92)
0.390 (9.91)
0.032 (0.81)
0.026 (0.66)
0.180 (4.57)
0.165 (4.19)
0.040 (1.01)
0.025 (0.64)
0.056 (1.42)
0.042 (1.07)
0.025 (0.63)
0.015 (0.38)
0.110 (2.79)
0.085 (2.16)
28–Terminal LCC Package (E-28A)
0.075
(1.91)
REF
0.075 (1.91) REF
SQ
0.458 (11.63)
0.442 (11.23)
TOP VIEW
0.088 (2.24)
0.054 (1.37)
0.100 (2.54)
0.064 (1.63)
0.458
(11.63)
MAX
SQ
0.150 (3.81) BSC
0.011 (0.28)
0.007 (0.18)
R TYP
BOTTOM
VIEW
1
28
18
12
0.095 (2.41)
0.075 (1.90)
0.055 (1.40)
0.045 (1.14)
45 °
TYP
0.200
(5.08)
BSC
0.015 (0.38)
MIN
0.028 (0.71)
0.022 (0.56)
0.050
(1.27)
BSC
0.300 (7.62) BSC
C704d–10–8/88
PRINTED IN U.S.A.