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參數(shù)資料
| 型號： | PC74HC6323AT |
| 英文描述： | Prescaler/Frequency Divider |
| 中文描述： | 分頻器/分頻器 |
| 文件頁數(shù)： | 6/11頁 |
| 文件大小： | 258K |
| 代理商： | PC74HC6323AT |
SWITCHING CHARACTERISTICS TEST WAVEFORM
VCC
GND
TEST CIRCUIT I
CC
(Opr.)
C
PD
CALCULATION
C
PD
isto be calculated withthefollowing formula
by using the measured value of I
CC
(Opr.) in the
test circuitopposite.
C
PD
=I
CC
(
Opr
)
f
IN
x V
CC
In determining the typical value of C
PD
, a rela-
tivelyhigh frequency of 1 MHzwas applied tof
IN
,
in order to eliminate any error caused by the
quiescent supply current.
INPUT WAVEFORM IS THE SAME AS THAT IN CASE OF
SWITCHINGCHARACTERISTICSTEST.
M54/M74HC620/623
6/11
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