參數(shù)資料
型號： MC74HCT244ADT
廠商： MOTOROLA INC
元件分類： 通用總線功能
英文描述： Octal 3-State Noninverting Buffer/Line Driver/Line Receiver with LSTTL-Compatible Inputs
中文描述： HCT SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20
封裝： PLASTIC, TSSOP-20
文件頁數(shù)： 6/7頁
文件大?。?/td> 183K
代理商： MC74HCT244ADT
MC54/74HCT244A
MOTOROLA
High–Speed CMOS Logic Data
DL129 — Rev 6
6
OUTLINE DIMENSIONS
DT SUFFIX
PLASTIC TSSOP PACKAGE
CASE 948E–02
ISSUE A
DIM
A
B
C
D
F
G
H
J
J1
K
K1
L
M
MIN
6.40
MAX
6.60
4.50
1.20
0.15
0.75
MIN
0.252
MAX
0.260
0.177
0.047
0.006
0.030
INCHES
MILLIMETERS
4.30
–––
0.169
–––
0.05
0.50
0.65 BSC
0.27
0.09
0.09
0.19
0.19
6.40 BSC
0
0.002
0.020
0.026 BSC
0.011
0.004
0.004
0.007
0.007
0.252 BSC
0
0.37
0.20
0.16
0.30
0.25
0.015
0.008
0.006
0.012
0.010
8
8
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. 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.
4. DIMENSION B DOES NOT INCLUDE INTERLEAD
FLASH OR PROTRUSION. INTERLEAD FLASH OR
PROTRUSION SHALL NOT EXCEED 0.25 (0.010)
PER SIDE.
5. DIMENSION K DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL BE 0.08 (0.003) TOTAL IN
EXCESS OF THE K DIMENSION AT MAXIMUM
MATERIAL CONDITION.
6. TERMINAL NUMBERS ARE SHOWN FOR
REFERENCE ONLY.
7. DIMENSION A AND B ARE TO BE DETERMINED
AT DATUM PLANE –W–.
íííí
íííí
íííí
1
10
11
20
PIN 1
A
B
–T–
0.100 (0.004)
C
D
G
H
SECTION N–N
K
K1
J J1
N
N
M
F
–W–
SEATING
PLANE
–V–
–U–
S
U
M
0.10 (0.004)
V
S
T
20X REF
L
L/2
2X
S
U
0.15 (0.006) T
DETAIL E
0.25 (0.010)
DETAIL E
S
U
0.15 (0.006) T
SD SUFFIX
PLASTIC SSOP PACKAGE
CASE 940C–03
ISSUE B
20
11
10
1
H
A
B
F
M
0.12 (0.005)
20X REF
S
U
M
V
S
T
L
L/2
PIN 1
S
U
M
0.20 (0.008)
T
–V–
–U–
D
C
0.076 (0.003)
G
–T–
SEATING
PLANE
DETAIL E
N
N
0.25 (0.010)
K1
ééé
ééé
K
J
J1
SECTION N–N
DIM
A
B
C
D
F
G
H
J
J1
K
K1
L
M
MIN
7.07
5.20
1.73
0.05
0.63
0.65 BSC
0.59
0.09
0.09
0.25
0.25
7.65
0
MAX
7.33
5.38
1.99
0.21
0.95
MIN
0.278
0.205
0.068
0.002
0.024
0.026 BSC
0.023
0.003
0.003
0.010
0.010
0.301
0
MAX
0.288
0.212
0.078
0.008
0.037
INCHES
MILLIMETERS
0.75
0.20
0.16
0.38
0.33
7.90
8
0.030
0.008
0.006
0.015
0.013
0.311
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. 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.
4. DIMENSION B DOES NOT INCLUDE INTERLEAD
FLASH OR PROTRUSION. INTERLEAD FLASH OR
PROTRUSION SHALL NOT EXCEED 0.15 (0.006) PER
SIDE.
5. 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.
6. TERMINAL NUMBERS ARE SHOWN FOR REFERENCE
ONLY.
7. DIMENSION A AND B ARE TO BE DETERMINED AT
DATUM PLANE –W–.
8
DETAIL E
–W–
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MC74HCT244ADTR2 功能描述:緩沖器和線路驅(qū)動器 5V Octal 3-State RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
MC74HCT244ADTR2G 功能描述:緩沖器和線路驅(qū)動器 5V Octal 3-State Non-Inverting TTL RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
MC74HCT244ADW 功能描述:緩沖器和線路驅(qū)動器 5V Octal 3-State RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
MC74HCT244ADWG 功能描述:緩沖器和線路驅(qū)動器 5V Octal 3-State Non-Inverting TTL RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
MC74HCT244ADWG 制造商:ON Semiconductor 功能描述:BUFFER LOGIC IC
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