AD640
OUTLINE DIMENSIONS
1.060 (26.92)
1.030 (26.16)
0.980 (24.89)
20
1
0.210 (5.33)
MAX
0.150 (3.81)
0.130 (3.30)
0.115 (2.92)
0.100 (2.54)
BSC
0.022 (0.56)
0.018 (0.46)
0.014 (0.36)
0.070 (1.78)
0.060 (1.52)
0.045 (1.14)
11 0.280 (7.11)
0.250 (6.35)
10 0.240 (6.10)
0.060 (1.52)
MAX
0.015
(0.38)
MIN
0.015 (0.38)
GAUGE
SEATING
PLANE
PLANE
0.005 (0.13)
MIN
0.325 (8.26)
0.310 (7.87)
0.300 (7.62)
0.430 (10.92)
MAX
0.195 (4.95)
0.130 (3.30)
0.115 (2.92)
0.014 (0.36)
0.010 (0.25)
0.008 (0.20)
COMPLIANT TO JEDEC STANDARDS MS-001
CONTROLLING DIMENSIONS ARE IN INCHES; MILLIMETER DIMENSIONS
(IN PARENTHESES) ARE ROUNDED-OFF INCH EQUIVALENTS FOR
REFERENCE ONLY AND ARE NOT APPROPRIATE FOR USE IN DESIGN.
CORNER LEADS MAY BE CONFIGURED AS WHOLE OR HALF LEADS.
Figure 33. 20-Lead Plastic Dual In-Line Package [PDIP]
Narrow Body
(N-20)
Dimensions shown in inches and (millimeters)
0.048 (1.22 )
0.042 (1.07)
0.056 (1.42)
0.042 (1.07)
0.048 (1.22)
0.042 (1.07)
0.020
(0.51)
R
3
19
4
PIN 1
18
IDENTIFIER
TOP VIEW
(PINS DOWN)
8
14
9
13
0.356 (9.04) SQ
0.350 (8.89)
0.050
(1.27)
BSC
0.395 (10.03)
0.385 (9.78) SQ
0.180 (4.57)
0.165 (4.19)
0.20 (0.51)
MIN
0.020 (0.50)
R
0.021 (0.53)
0.013 (0.33)
0.330 (8.38)
0.032 (0.81) 0.290 (7.37)
0.026 (0.66)
BOTTOM
VIEW
(PINS UP)
0.120 (3.04)
0.090 (2.29)
0.045 (1.14) R
0.025 (0.64)
COMPLIANT TO JEDEC STANDARDS MO-047-AA
CONTROLLING DIMENSIONS ARE IN INCHES; MILLIMETER DIMENSIONS
(IN PARENTHESES) ARE ROUNDED-OFF INCH EQUIVALENTS FOR
REFERENCE ONLY AND ARE NOT APPROPRIATE FOR USE IN DESIGN.
Figure 34. 20-Lead Plastic Leaded Chip Carrier [PLCC]
(P-20)
Dimensions shown in inches and (millimeters)
Rev. D | Page 17