MC74LCX646 Datasheet, PDF (8/10 Pages) Motorola, Inc – LOW-VOLTAGE CMOS OCTAL TRANSCEIVER/ REGISTERED TRANSCEIVER

MC74LCX646
OUTLINE DIMENSIONS
DW SUFFIX
PLASTIC SOIC PACKAGE
CASE 751E–04
ISSUE E
–A
–
24
13
–B P 12 PL
–
0.010 (0.25) ^M B ^M
1
12
D 24 PL
0.010 (0.25) M T A S B S
J
F
R X 45°
–T
SEA–TING
PLANE
G 22 PL
C
M
K
NOTES:
1. DIMENSIONING AND TOLERANCING PER
ANSI Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSIONS A AND B DO NOT INCLUDE
MOLD PROTRUSION.
4. MAXIMUM MOLD PROTRUSION 0.15
(0.006) PER SIDE.
5. DIMENSION D DOES NOT INCLUDE
DAMBAR PROTRUSION. ALLOWABLE
DAMBAR PROTRUSION SHALL BE 0.13
(0.005) TOTAL IN EXCESS OF D
DIMENSION AT MAXIMUM MATERIAL
CONDITION.
MILLIMETERS
DIM MIN MAX
A 15.25 15.54
B 7.40 7.60
C 2.35 2.65
D 0.35 0.49
F 0.41 0.90
G
1.27 BSC
J 0.23 0.32
K 0.13 0.29
M
0°
8°
P 10.05 10.55
R 0.25 0.75
INCHES
MIN MAX
0.601 0.612
0.292 0.299
0.093 0.104
0.014 0.019
0.016 0.035
0.050 BSC
0.009 0.013
0.005 0.011
0°
8°
0.395 0.415
0.010 0.029
SD SUFFIX
PLASTIC SSOP PACKAGE
CASE 940D–03
ISSUE B
L/2 24
L
PIN 1
IDENT
1
24X K REF
0.12 (0.005) M T U S V S
ÇÉÇÉÇÉÇ ₁₃
J
ÇÇÉÇÇÉÇÇÉÇÇ _B
K
J1
K1
SECTION N–N
12
A
–U–
0.25 (0.010)
–V–
N
0.20 (0.008) M T U S
M
N
F
DETAIL E
0.076 (0.003) ^C
–T– SEATING
PLANE
D
G
H
DETAIL E
–W–
NOTES:
4 DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
5 CONTROLLING DIMENSION: MILLIMETER.
6 DIMENSION A DOES NOT INCLUDE MOLD FLASH,
PROTRUSIONS OR GATE BURRS. MOLD FLASH
OR GATE BURRS SHALL NOT EXCEED 0.15
(0.006) PER SIDE.
7 DIMENSION B DOES NOT INCLUDE INTERLEAD
FLASH OR PROTRUSION. INTERLEAD FLASH OR
PROTRUSION SHALL NOT EXCEED 0.15 (0.006)
PER SIDE.
8 DIMENSION K DOES NOT INCLUDE DAMBAR
PROTRUSION/INTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL BE 0.13 (0.005) TOTAL IN
EXCESS OF K DIMENSION AT MAXIMUM
MATERIAL CONDITION. DAMBAR INTRUSION
SHALL NOT REDUCE DIMENSION K BY MORE
THAN 0.07 (0.002) AT LEAST MATERIAL
CONDITION.
9 TERMINAL NUMBERS ARE SHOWN FOR
REFERENCE ONLY.
10 DIMENSION A AND B ARE TO BE DETERMINED
AT DATUM PLANE –W–.
MILLIMETERS
INCHES
DIM MIN MAX MIN MAX
A 8.07 8.33 0.317 0.328
B 5.20 5.38 0.205 0.212
C 1.73 1.99 0.068 0.078
D 0.05 0.21 0.002 0.008
F 0.63 0.95 0.024 0.037
G
0.65 BSC
0.026 BSC
H 0.44 0.60 0.017 0.024
J 0.09 0.20 0.003 0.008
J1 0.09 0.16 0.003 0.006
K 0.25 0.38 0.010 0.015
K1 0.25 0.33 0.010 0.013
L 7.65 7.90 0.301 0.311
M 0_{_} 8_{_} 0_{_} 8_{_}
MOTOROLA
8
LCX DATA
BR1339 — REV 3