AD7943/AD7945/AD7948
16-Lead Plastic DIP (N-16)
OUTLINE DIMENSIONS
Dimensions shown in inches and (mm).
16-Lead SOP (R-16)
0.840 (21.34)
0.745 (18.92)
16
1
9
0.280 (7.11)
8 0.240 (6.10)
PIN 1
0.210 (5.33)
MAX
0.160 (4.06)
0.115 (2.93)
0.022 (0.558)
0.014 (0.356)
0.100
(2.54)
BSC
0.060 (1.52)
0.015 (0.38)
0.130
(3.30)
MIN
0.070 (1.77) SEATING
0.045 (1.15) PLANE
0.325 (8.26)
0.300 (7.62) 0.195 (4.95)
0.115 (2.93)
0.015 (0.381)
0.008 (0.204)
0.4133 (10.50)
0.3977 (10.00)
16
9
1
8
0.0118 (0.30)
0.0040 (0.10)
PIN 1
0.1043 (2.65)
0.0926 (2.35)
0.0291 (0.74)x 45°
0.0098 (0.25)
0.0500
(1.27)
BSC
8°
0.0192 (0.49)
0.0138 (0.35)
SEATING
PLANE
0.0125 (0.32) 0°
0.0091 (0.23)
0.0500 (1.27)
0.0157 (0.40)
20-Lead Plastic DIP (N-20)
20-Lead Cerdip (Q-20)
1.060 (26.90)
0.925 (23.50)
20
1
PIN 1
0.210 (5.33)
MAX
0.160 (4.06)
0.115 (2.93)
0.022 (0.558)
0.014 (0.356)
0.100
(2.54)
BSC
11 0.280 (7.11)
10 0.240 (6.10)
0.060 (1.52)
0.015 (0.38)
0.325 (8.25)
0.300 (7.62) 0.195 (4.95)
0.115 (2.93)
0.130
(3.30)
MIN
0.070 (1.77) SEATING
0.045 (1.15) PLANE
0.015 (0.381)
0.008 (0.204)
0.005 (0.13) MIN
0.098 (2.49) MAX
20
11
0.310 (7.87)
0.220 (5.59)
1
10
PIN 1
1.060 (26.92) MAX
0.320 (8.13)
0.060 (1.52) 0.290 (7.37)
0.200 (5.08)
MAX
0.200 (5.08)
0.125 (3.18)
0.023 (0.58)
0.014 (0.36)
0.015 (0.38)
0.100
(2.54)
BSC
0.150
(3.81)
MIN
0.070 (1.78) SEATING 15°
0.030 (0.76) PLANE 0°
0.015 (0.38)
0.008 (0.20)
20-Lead SOP (R-20)
0.5118 (13.00)
0.4961 (12.60)
20
11
1
10
PIN 1
0.1043 (2.65)
0.0926 (2.35)
0.0291 (0.74)
x 45°
0.0098 (0.25)
0.0118 (0.30)
0.0040 (0.10)
8° 0.0500 (1.27)
0.0500 0.0192 (0.49)
(1.27) 0.0138 (0.35)
BSC
SEATING
PLANE
0.0125 (0.32) 0°
0.0091 (0.23)
0.0157 (0.40)
20-Lead SSOP (RS-20)
0.295 (7.50)
0.271 (6.90)
20
11
1
10
0.078 (1.98) PIN 1
0.068 (1.73)
0.07 (1.78)
0.066 (1.67)
0.008 (0.203)
0.002 (0.050)
0.0256
(0.65)
BSC
8°
SEATING 0.009 (0.229) 0°
PLANE 0.005 (0.127)
0.037 (0.94)
0.022 (0.559)
–16–
REV. B