Datasheet

REV. A
AD974
–20–
OUTLINE DIMENSIONS
Dimensions shown in inches and (mm).
C3273a–0–5/99
PRINTED IN U.S.A.
28-Lead 300 Mil Plastic DIP
(N-28B)
28
1
14
15
PIN 1
1.425 (38.195)
1.385 (35.179)
0.280 (7.11)
0.240 (6.10)
0.325 (8.25)
0.300 (7.62)
0.195 (4.95)
0.115 (2.93)
0.014 (0.356)
0.008 (0.204)
SEATING
PLANE
0.150 (3.81)
0.115 (2.92)
0.022 (0.558)
0.014 (0.356)
0.070 (1.77)
0.045 (1.15)
0.015 (0.381)
MIN
0.100 (2.54)
BSC
0.210
(5.33)
MAX
28-Lead Wide Body (SOIC)
(R-28)
0.0192 (0.49)
0.0138 (0.35)
SEATING
PLANE
0.0118 (0.30)
0.0040 (0.10)
0.1043 (2.65)
0.0926 (2.35)
0.0500
(1.27)
BSC
0.4193 (10.65) 0.3937 (10.00)
0.2992 (7.60) 0.2914 (7.40)
0.7125 (18.10)
0.6969 (17.70)
PIN 1
28 15
141
0.0125 (0.32)
0.0091 (0.23)
0.0500 (1.27)
0.0157 (0.40)
8°
0°
0.0291 (0.74)
0.0098 (0.25)
x 45°
28-Lead Shrink Small Outline Package (SSOP)
(RS-28)
8°
0°
0.009 (0.229)
0.005 (0.127)
0.03 (0.762)
0.022 (0.558)
SEATING
PLANE
0.008 (0.203)
0.002 (0.050)
0.07 (1.79)
0.066 (1.67)
0.0256
(0.65)
BSC
0.078 (1.98)
0.068 (1.73)
0.015 (0.38)
0.010 (0.25)
0.311 (7.9)
0.301 (7.64)
28 15
141
0.407 (10.34)
0.397 (10.08)
0.212 (5.38) 0.205 (5.21)
PIN 1