
AD7224
18-Pin Plastic (Suffix N)
OUTLINE DIMENSIONS
Dimensions shown in inches and (mm).
18-Pin Cerdip (Suffix Q)
18-Pin Ceramic (Suffix D)
18-Lead SOIC
(R-18)
18
PIN 1
1
10
0.2992 (7.60)
0.2914 (7.40)
0.4193 (10.65)
0.3937 (10.00)
9
PLCC Package
P-20A
0.048 (1.21)
0.042 (1.07)
0.056 (1.42)
0.042 (1.07)
0.048 (1.21)
0.042 (1.07)
3
19
4
PIN 1
18
IDENTIFIER
0.050
(1.27)
BSC
0.020
(0.50)
R
TOP VIEW
8
9
14
13
0.356 (9.04)
0.350 (8.89) SQ
0.395 (10.02)
0.385 (9.78) SQ
0.180 (4.57)
0.165 (4.19)
0.025 (0.63)
0.015 (0.38)
0.021 (0.53)
0.013 (0.33)
0.330 (8.38)
0.290 (7.37)
0.032 (0.81)
0.026 (0.66)
0.040 (1.01)
0.025 (0.64)
0.110 (2.79)
0.085 (2.16)
LCCC Package
E-20A
0.100 (2.54)
0.064 (1.63)
0.075
(1.91)
REF
0.200 (5.08)
BSC
0.100
(2.54)
BSC
0.358 (9.09)
0.342 (8.69)
SQ 0.358
(9.09)
MAX
SQ
0.095 (2.41)
0.075 (1.90)
0.011 (0.28)
0.007 (0.18)
R TYP
20
1
BOTTOM
VIEW
0.075
13
(1.91)
REF
0.088 (2.24)
0.054 (1.37)
0.055 (1.40)
0.045 (1.14)
9
0.150
(3.81)
BSC
0.015 (0.38)
MIN
0.028 (0.71)
0.022 (0.56)
0.050
(1.27)
BSC
45°
TYP
0.4625 (11.75)
0.4469 (11.35)
0.1043 (2.65)
0.0926 (2.35)
0.0291 (0.74)
0.0098 (0.25)
x 45°
0.0118 (0.30)
0.0040 (0.10)
0.0500
(1.27)
BSC
0.0192 (0.49)
0.0138 (0.35)
8°
0.0125 (0.32) 0°
0.0091 (0.23)
20-Lead SOIC
(R-20)
0.0500 (1.27)
0.0157 (0.40)
20
PIN 1 1
11
0.2992 (7.60)
0.2914 (7.40)
0.4193 (10.65)
0.3937 (10.00)
10
0.5118 (13.00)
0.4961 (12.60)
0.1043 (2.65)
0.0926 (2.35)
0.0291 (0.74)
0.0098 (0.25)
x 45°
0.0118 (0.30)
0.0040 (0.10)
0.0500
(1.27)
BSC
0.0192 (0.49)
0.0138 (0.35)
8°
0.0125 (0.32) 0°
0.0091 (0.23)
0.0500 (1.27)
0.0157 (0.40)
–8–
REV. B