MM54HC85 datasheet(3/6 Pages) NSC

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AC Electrical Characteristics VCCe5V TAe25 C CLe15 pF tretfe6ns

Symbol

Parameter

Conditions

Typ

Limit

Units

tPHL tPLH

Maximum Propagation Delay Data Input to AkBorAlB

tPHL tPLH

Maximum Propagation Delay AeB Input to AeB Output

tPHL tPLH

Maximum Propagation Delay Cascade Input to Output

tPHL tPLH

Maximum Propagation Delay Data Input to AeB

AC Electrical Characteristics CLe50 pF tretfe6 ns (unless otherwise specified)

TAe25 C

74HC

54HC

Symbol

Parameter

Conditions

VCC

TAeb40 to 85 CTAeb55 to 125 C

Units

Typ

Guaranteed Limits

tPHL tPLH

Maximum Propagation

Delay Data Input to

Output

tPHL tPLH

Maximum Propagation Delay

Data Input to AeB Output

tPHL tPLH

Maximum Propagation Delay

AeB Input to AeB Output

tPHL tPLH

Maximum Propagation

Delay Cascade Input

to Output except AeB

tTLH tTHL

Maximum Output Rise

and Fall Time

CIN

Maximum Input Capacitance

CPD

Power Dissipation Capacitance

Note

Note 5

CPD determines the no load dynamic power consumption PD e CPD VCC2 faICC VCC and the no load dynamic current consumption

IS e CPD VCC f a ICC

Typical Application

TLF5205 – 4

Cascading Comparators

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