參數(shù)資料
型號: M74HC242F1R
廠商: 意法半導(dǎo)體
英文描述: XTAL CER SMT 7X5 2PAD
中文描述: 四總線收發(fā)器三態(tài)
文件頁數(shù): 6/11頁
文件大?。?/td> 257K
代理商: M74HC242F1R
TEST CIRCUIT I
CC
(Opr.)
C
CP
CALCULATION
C
PD
istobe calculated withthe following formula
by using the measured value of ICC(Opr.) inthe
test circuit opposite
C
PD
=I
CC
(
Opr.
)
f
IN
x V
CC
In determining the typical value of CPD, a
relatively high frequency of 1MHz was applied to
fIN, in order to eliminate any error caused by the
quiescent supply current.
M54/M74HC242/243
6/11
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