HD74HC1G14 查看數據表（PDF） - Renesas Electronics

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HD74HC1G14

Inverter with Schmitt–trigger Input

Renesas Electronics 

HD74HC1G14

Switching Characteristics

Ta = 25°C

Item

Symbol Min

Typ

Output rise / fall time tTLH

—

5

tTHL

Propagation delay time tPLH

—

10

tPHL

(CL = 15 pF, tr = tf = 6 ns, VCC = 5 V)

Max

Unit Test Conditions

8

ns

Test circuit

21

ns

Test circuit

Item

VCC Ta = 25°C

Ta = –40 to 85°C

Symbol (V) Min Typ Max Min Max Unit Test Conditions

Output rise / fall time tTLH

tTHL

2.0 — 50 125 —

4.5 — 14 25 —

6.0 — 12 21 —

145 ns Test circuit

30

24

Propagation delay time tPLH

tPHL

2.0 — 48 100 —

4.5 — 12 20 —

6.0 — 9 17 —

125 ns Test circuit

25

21

Input capacitance

CIN

— — 2.5 5 —

5

pF

Equivalent capacitance CPD

— — 10 — —

—

pF

(CL = 50 pF, tr = tf = 6 ns)

Note: CPD is equivalent capacitance inside of the IC calculated from the operating current without load (see

test circuit). The average operating current without load is calculated according to the expression

below.

ICC (opr) = CPD • VCC • fIN + ICC

Rev.6.00, Jan.27.2004, page 5 of 7

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