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MC74ACT377MEL Datasheet, PDF (10/12 Pages) ON Semiconductor – Octal D Flip-Flop with Clock Enable | |||
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0.15 (0.006) T U S
2X L/2 20
L
PIN 1
IDENT
1
0.15 (0.006) T U S
C
D
0.100 (0.004)
âTâ SEATING
PLANE
20
1
Z
D
e
b
0.13 (0.005) M
MC74AC377, MC74ACT377
PACKAGE DIMENSIONS
TSSOPâ20
DT SUFFIX
20 PIN PLASTIC TSSOP PACKAGE
CASE 948Eâ02
ISSUE A
20X K REF
NOTES:
0.10 (0.004) M T U S V S
Ä
Ä1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
K
K1
11
ÃÃÃÃÃÃÃÃ B J J1
ÃÃÃÃ âUâ
SECTION NâN
Ä
Ä2. CONTROLLING DIMENSION: MILLIMETER.
Ä
Ä3. 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.
Ä
Ä4. DIMENSION B DOES NOT INCLUDE
INTERLEAD FLASH OR PROTRUSION.
INTERLEAD FLASH OR PROTRUSION SHALL NOT
EXCEED 0.25 (0.010) PER SIDE.
Ä
Ä5. DIMENSION K DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL BE 0.08 (0.003) TOTAL IN
10
EXCESS OF THE K DIMENSION AT MAXIMUM
N
0.25 (0.010)
MATERIAL CONDITION.
Ä
Ä6. TERMINAL NUMBERS ARE SHOWN FOR
REFERENCE ONLY.
Ä
Ä7. DIMENSION A AND B ARE TO BE
DETERMINED AT DATUM PLANE -W-.
A
M
MILLIMETERS
INCHES
âVâ
DIM MIN MAX MIN MAX
A 6.40 6.60 0.252 0.260
N
B 4.30 4.50 0.169 0.177
C --- 1.20 --- 0.047
F
D 0.05 0.15 0.002 0.006
F 0.50 0.75 0.020 0.030
DETAIL E
G
0.65 BSC
0.026 BSC
H 0.27 0.37 0.011 0.015
âWâ
J 0.09 0.20 0.004 0.008
J1 0.09 0.16 0.004 0.006
K 0.19 0.30 0.007 0.012
K1 0.19 0.25 0.007 0.010
GH
DETAIL E
L
6.40 BSC
0.252 BSC
M 0_ 8_ 0_ 8_
EIAJâ20
M SUFFIX
20 PIN PLASTIC EIAJ PACKAGE
CASE 967â01
ISSUE O
11
E HE
10
A
LE
Q1
M_
L
DETAIL P
VIEW P
c
A1
0.10 (0.004)
NOTES:
Ä
Ä1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
Ä
Ä2. CONTROLLING DIMENSION: MILLIMETER.
Ä
Ä3. DIMENSIONS D AND E DO NOT INCLUDE
MOLD FLASH OR PROTRUSIONS AND ARE
MEASURED AT THE PARTING LINE. MOLD FLASH
OR PROTRUSIONS SHALL NOT EXCEED 0.15
(0.006) PER SIDE.
Ä
Ä4. TERMINAL NUMBERS ARE SHOWN FOR
REFERENCE ONLY.
Ä
Ä5. THE LEAD WIDTH DIMENSION (b) DOES NOT
INCLUDE DAMBAR PROTRUSION. ALLOWABLE
DAMBAR PROTRUSION SHALL BE 0.08 (0.003)
TOTAL IN EXCESS OF THE LEAD WIDTH
DIMENSION AT MAXIMUM MATERIAL CONDITION.
DAMBAR CANNOT BE LOCATED ON THE LOWER
RADIUS OR THE FOOT. MINIMUM SPACE
BETWEEN PROTRUSIONS AND ADJACENT LEAD
TO BE 0.46 ( 0.018).
MILLIMETERS
INCHES
DIM MIN MAX MIN MAX
A
--- 2.05 --- 0.081
A1 0.05 0.20 0.002 0.008
b 0.35 0.50 0.014 0.020
c 0.18 0.27 0.007 0.011
D 12.35 12.80 0.486 0.504
E 5.10 5.45 0.201 0.215
e
1.27 BSC
0.050 BSC
HE 7.40 8.20 0.291 0.323
L 0.50 0.85 0.020 0.033
LE 1.10 1.50 0.043 0.059
M
0 _ 10 _ 0 _ 10 _
Q1 0.70 0.90 0.028 0.035
Z
--- 0.81 --- 0.032
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