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參數(shù)資料
| 型號： | SN54LV123A |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | DUAL RETRIGGERABLE MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS |
| 中文描述： | 雙RETRIGGERABLE單穩(wěn)多諧振蕩器與施密特觸發(fā)輸入 |
| 文件頁數(shù)： | 9/14頁 |
| 文件大?。?/td> | 224K |
| 代理商： | SN54LV123A |
SN54LV123A, SN74LV123A
DUAL RETRIGGERABLE MONOSTABLE MULTIVIBRATORS
WITH SCHMITT-TRIGGER INPUTS
SCLS393A – APRIL 1998 – REVISED DECEMBER 1999
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
operating characteristics, T
A
= 25
°
C
PARAMETER
TEST CONDITIONS
VCC
3.3 V
TYP
44
UNIT
Cd
Cpd
Power dissipation capacitance
CL= 50 pF
CL = 50 pF,
f = 10 MHz
pF
5 V
49
PARAMETER MEASUREMENT INFORMATION
NOTES: A. CL includes probe and jig capacitance.
B. All input pulses are supplied by generators having the following characteristics: PRR
≤
1 MHz, ZO = 50
, tr
C. The outputs are measured one at a time with one input transition per measurement.
3 ns, tf
3 ns.
50% VCC
tPLH
tPHL
VOH
VOL
VCC
50% VCC
50% VCC
VCC
Input A
(see Note B)
50% VCC
0 V
0 V
In-Phase
Output
Out-of-Phase
Output
VOLTAGE WAVEFORMS
DELAY TIMES
Input B
(see Note B)
VOL
VOH
LOAD CIRCUIT
Test
Point
CL
(see Note A)
From Output
Under Test
50% VCC
tPLH
tPHL
tPHL
tPLH
VOH
VOH
VOL
VOL
VCC
0 V
50% VCC
Input CLR
(see Note B)
Out-of-Phase
Output
In-Phase
Output
VOLTAGE WAVEFORMS
DELAY TIMES
50% VCC
50% VCC
50% VCC
50% VCC
VCC
0 V
tw
VOLTAGE WAVEFORMS
PULSE DURATION
Inputs or
Outputs
50% VCC
50% VCC
Figure 1. Load Circuit and Voltage Waveforms
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