参数资料
型号: 5962H9657801VXC
元件分类: 锁存器
英文描述: AC SERIES, POSITIVE EDGE TRIGGERED D FLIP-FLOP, TRUE OUTPUT, CDFP20
封装: BOTTOM BRAZED, CERAMIC, DFP-20
文件页数: 1/10页
文件大小: 233K
代理商: 5962H9657801VXC
1
Standard Products
UT54ACS273/UT54ACTS273
Octal D-Flip-Flops with Clear
Datasheet
November 2010
www.aeroflex.com/logic
FEATURES
Contains eight flip-flops with single-rail outputs
Buffered clock and direct clear inputs
Individual data input to each flip-flop
Applications include:
- Buffer/storage registers, shift registers, and pattern
generators
1.2μ CMOS
- Latchup immune
High speed
Low power consumption
Single 5 volt supply
Available QML Q or V processes
Flexible package
- 20-pin DIP
- 20-lead flatpack
UT54ACS273 - SMD 5962-96578
UT54ACTS273 - SMD 5962-96579
DESCRIPTION
The UT54ACS273 and the UT54ACTS273 are positive-edge-
triggered D-type flip-flops with a direct clear input.
Information at the D inputs meeting the setup time requirements
is transferred to the Q outputs on the positive-going edge of the
clock pulse. When the clock input is at either the high or low
level, the D input signal has no effect at the output.
The devices are characterized over full military temperature
range of -55
°C to +125°C.
FUNCTION TABLE
PINOUTS
20-Pin DIP
Top View
20-Lead Flatpack
Top View
LOGIC SYMBOL
INPUTS
OUTPUTS
CLR
CLK
Dx
Qx
L
X
L
H
L
H
L
X
H
L
No change
1
2
3
4
5
7
6
20
19
18
17
16
14
15
CLR
1Q
1D
2D
2Q
3Q
3D
VDD
8Q
8D
7D
7Q
6D
8
13
4D
5D
6Q
9
12
4Q
5Q
10
11
VSS
CLK
1
2
3
4
5
7
6
20
19
18
17
16
14
15
CLR
1Q
1D
2D
2Q
3Q
3D
VDD
8Q
8D
7D
7Q
6D
8
13
4D
5D
6Q
9
12
4Q
5Q
10
11
VSS
CLK
(1)
CLR
(11)
CLK
C1
R
(3)
1D
(4)
2D
(2)
1Q
(6)
3Q
(9)
4Q
(12)
5Q
(15)
6Q
(16)
7Q
(19)
8Q
1D
(7)
3D
(8)
4D
(13)
5D
(14)
6D
(17)
7D
(18)
8D
(5)
2Q
Note:
1. Logic symbol in accordance with ANSI/IEEE standard 91-1984
and IEC Publication 617-12.
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