參數(shù)資料
型號(hào): M74HCT533RM13TR
廠商: STMICROELECTRONICS
元件分類: 總線收發(fā)器
英文描述: HCT SERIES, 8-BIT DRIVER, INVERTED OUTPUT, PDSO20
封裝: SO-20
文件頁(yè)數(shù): 7/11頁(yè)
文件大小: 249K
代理商: M74HCT533RM13TR
M74HCT533
5/11
CAPACITIVE CHARACTERISTICS
1) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. ICC(opr) = CPD x VCC x fIN + ICC/8 (per Flip
Flop) and the CPD when n pcs of Flip Flop operate, can be gained by the following equation: CPD(TOTAL) = 30 + 22 x n (pF)
TEST CIRCUIT
CL = 50pF/150pF or equivalent (includes jig and probe capacitance)
R1 = 1K or equivalent
RT = ZOUT of pulse generator (typically 50)
Symbol
Parameter
Test Condition
Value
Unit
VCC
(V)
TA = 25°C
-40 to 85°C
-55 to 125°C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
CIN
Input Capacitance
5
101010
pF
CPD
Power Dissipation
Capacitance (note
1)
52
pF
TEST
SWITCH
tPLH, tPHL
Open
tPZL, tPLZ
VCC
tPZH, tPHZ
GND
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