参数资料
型号: HCT273
厂商: ON SEMICONDUCTOR
英文描述: Octal D Flip-Flop with Common Clock and Reset with LSTTL-Compatible Inputs
中文描述: 八路D触发器与普通时钟和复位触发器的输入通道兼容输入
文件页数: 4/8页
文件大小: 152K
代理商: HCT273
MC74HCT273A
http://onsemi.com
4
Figure 1.
CLOCK
Q
tr
tf
3.0 V
GND
2.7 V
1.3 V
0.3 V
90%
1.3 V
10%
tPLH
tPHL
tTLH
tTHL
1.3 V
DATA
CLOCK
3.0 V
Figure 2.
VALID
GND
*Includes all probe and jig capacitance
CL*
TEST POINT
DEVICE
UNDER
TEST
OUTPUT
Figure 3.
tw
1/fmax
3.0 V
GND
tsu
th
1.3 V
RESET
Q
CLOCK
tw
1.3 V
3.0 V
GND
3.0 V
GND
tPHL
Figure 4. Test Circuit
trec
EXPANDED LOGIC DIAGRAM
C
D R
Q
D0
3
2
Q0
C
D R
Q
D1
4
5
Q1
C
D R
Q
D2
7
6
Q2
C
D R
Q
D3
8
9
Q3
C
D R
Q
D4
13
12
Q4
C
D R
Q
D5
14
15
Q5
C
D R
Q
D6
17
16
Q6
C
D R
Q
D7
18
19
Q7
11
1
DATA
INPUTS
NONINVERTING
OUTPUTS
CLOCK
RESET
SWITCHING WAVEFORMS
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