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N74F656AD PDF даташит

Спецификация N74F656AD изготовлена ​​​​«Philips» и имеет функцию, называемую «Octal buffer/driver with parity / non-inverting 3-State».

Детали детали

Номер произв N74F656AD
Описание Octal buffer/driver with parity / non-inverting 3-State
Производители Philips
логотип Philips логотип 

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N74F656AD Даташит, Описание, Даташиты
INTEGRATED CIRCUITS
74F655A*
Octal buffer/driver with parity, inverting
(3-State)
74F656A
Octal buffer/driver with parity,
non-inverting (3-State)
* Discontinued part. Please see the Discontinued Product List.
Product specification
1991 Jul 17
IC15 Data Handbook
Philips
Semiconductors









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N74F656AD Даташит, Описание, Даташиты
Philips Semiconductors
Buffers/drivers
Product specification
74F655A*
74F656A
74F655A Octal buffer/driver with parity, inverting (3-State)
74F656A Octal buffer/driver with parity, non-inverting (3-State)
FEATURES
Significantly improved AC performance over 74F655 and 74F656
High impedance NPN base input for reduced loading
(40µA in High and Low states)
Ideal in applications where high output drive and light bus loading
are required (IIL is 40µA vs. FAST std of 600µA)
74F655A combines 74F240 and 74F280A functions in one
package
74F656A combines 74F244 and 74F280A functions in one
package
74F655A Inverting
74F656A Non-inverting
3-State outputs sink 64mA and source 15mA
24-pin plastic Slim DIP (300mil) package
Inputs on one side and outputs on the other side simplifies PC
board layout
Combined functions reduce part count and enhance system
performance
Industrial temperature range available (–40°C to +85°C)
DESCRIPTION
The 74F655A and 74F656A are octal buffers and line drivers with
parity generation/checking designed to be employed as memory
address drivers, clock drivers and bus-oriented
transmitters/receivers. These parts include parity generator/checker
to improve PC board density.
TYPE
74F655A
74F656A
TYPICAL
PROPAGATION
DELAY
6.5ns
6.5ns
TYPICAL SUPPLY CURRENT
(TOTAL)
64mA
64mA
ORDERING INFORMATION
DESCRIPTION
COMMERCIAL RANGE
VCC = 5V ±10%,
Tamb = 0°C to +70°C
24-pin Plastic Slim
DIP (300mil)
N74F656AN
24-pin Plastic SOL
N74F656AD
INDUSTRIAL RANGE
VCC = 5V ±10%,
Tamb = –40°C to +85°C
I74F656AN
I74F656AD
PKG DWG #
SOT222-1
SOT137-1
INPUT AND OUTPUT LOADING AND FAN-OUT TABLE
PINS
DESCRIPTION
74F(U.L.)
HIGH/LOW
D0–D7
Data inputs
2.0/0.066
PI Parity input
1.0/0.033
OE0, OE1, OE2
Output Enable Inputs (active Low)
1.0/0.033
ΣE, ΣO
Parity outputs
750/106.7
Q0–Q7
Data outputs (74F655A)
750/106.7
Q0–Q7
Data outputs (74F656A)
750/106.7
NOTE: One (1.0) FAST Unit Load (U.L.) is defined as: 20µA in the High state and 0.6mA in the Low state.
LOAD VALUE
HIGH/LOW
40µA/40µA
20µA/20µA
20µA/20µA
15mA/64mA
15mA/64mA
15mA/64mA
* Discontinued part. Please see the Discontinued Products List.
1991 Jul 17
2
853-0383 03305









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N74F656AD Даташит, Описание, Даташиты
Philips Semiconductors
Buffers/drivers
Product specification
74F655A*
74F656A
PIN CONFIGURATION – 74F655A
OE0 1
OE1 2
PI 3
D0 4
D1 5
D2 6
D3 7
D4 8
D5 9
D6 10
D7 11
GND 12
24 VCC
23 OE2
22 ΣO
21 ΣE
20 Q0
19 Q1
18 Q2
17 Q3
16 Q4
15 Q5
14 Q6
13 Q7
SF01168
LOGIC SYMBOL – 74F655A
4 5 6 7 8 9 10 11
D0 D1 D2 D3 D4 D5 D6 D7
3 PI
1 OE0
2 OE1
23 OE2
ΣE
ΣO
Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7
21
22
VCC=Pin 24
GND=Pin 12
20 19 18 17 16 15 14 13
SF01170
IEEE/IEC SYMBOL – 74F655A
2K
3,5,6,7,8 [EVEN]
9,10,11,12
3
P3 3,5,6,7,8
[ODD]
9,10,11,12
1 1
2 EN4
23
21
22
4
Z5
5
Z6
6 Z7
7 Z8
8
Z9
9 Z10
10 Z11
11 Z12
20
4
19
18
17
16
15
14
13
SF01172
PIN CONFIGURATION – 74F656A
OE0 1
OE1 2
PI 3
D0 4
D1 5
D2 6
D3 7
D4 8
D5 9
D6 10
D7 11
GND 12
24 VCC
23 OE2
22 ΣO
21 ΣE
20 Q0
19 Q1
18 Q2
17 Q3
16 Q4
15 Q5
14 Q6
13 Q7
SF01169
LOGIC SYMBOL – 74F656A
4 5 6 7 8 9 10 11
D0 D1 D2 D3 D4 D5 D6 D7
3 PI
1 OE0
2 OE1
23 OE2
ΣE 21
ΣO 22
Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7
VCC=Pin 24
GND=Pin 12
20 19 18 17 16 15 14 13
SF01171
LOGIC SYMBOL (IEEE/IEC) – 74F656A
2K
3,5,6,7,8 [EVEN]
9,10,11,12
3
P3 3,5,6,7,8
[ODD]
9,10,11,12
1 1
2 EN4
23
21
22
4
Z5
5
Z6
6 Z7
7 Z8
8
Z9
9 Z10
10 Z11
11 Z12
20
4
19
18
17
16
15
14
13
SF01173
* Discontinued part. Please see the Discontinued Products List.
1991 Jul 17
3










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Номер в каталогеОписаниеПроизводители
N74F656ADOctal buffer/driver with parity / non-inverting 3-StatePhilips
Philips
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