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74HC273DB-T 参数 Datasheet PDF下载

74HC273DB-T图片预览
型号: 74HC273DB-T
PDF下载: 下载PDF文件 查看货源
内容描述: [IC HC/UH SERIES, POSITIVE EDGE TRIGGERED D FLIP-FLOP, TRUE OUTPUT, PDSO20, 5.30 MM, PLASTIC, MO-150, SOT-339-1, SSOP-20, FF/Latch]
分类和应用: 光电二极管输出元件逻辑集成电路触发器
文件页数/大小: 26 页 / 136 K
品牌: NXP [ NXP ]
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74HC273; 74HCT273  
Philips Semiconductors  
Octal D-type flip-flop with reset; positive-edge trigger  
t
W
V
I
90 %  
negative  
pulse  
V
V
M
M
10 %  
0 V  
t
t
r
f
t
t
f
r
V
I
90 %  
positive  
pulse  
V
M
V
M
10 %  
0 V  
t
W
V
V
CC  
CC  
V
V
O
I
R
L
S1  
PULSE  
GENERATOR  
open  
DUT  
R
T
C
L
001aad983  
Test data is given in Table 12.  
Definitions test circuit:  
RT = Termination resistance should be equal to output impedance Zo of the pulse generator  
CL = Load capacitance including jig and probe capacitance  
RL = Load resistor  
S1 = Test selection switch  
Fig 10. Load circuitry for measuring switching times  
Table 12: Test data  
Type  
Input  
VI  
Load  
CL  
S1 position  
tr, tf  
6 ns  
6 ns  
RL  
tPHL, tPLH tPZH, tPHZ tPZL, tPLZ  
74HC273  
VCC  
3 V  
15 pF, 50 pF 1 kΩ  
15 pF, 50 pF 1 kΩ  
open  
open  
GND  
GND  
VCC  
VCC  
74HCT273  
74HC_HCT273_3  
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.  
Product data sheet  
Rev. 03 — 24 January 2006  
18 of 26  
 
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