HD151011 查看數據表（PDF） - Renesas Electronics

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HD151011

Dual BCD Programmable Counter with Synchronous Preset Enable

Renesas Electronics 

HD151011

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

Ta =

Sym-

Ta = 25°C

–40 to 85°C

Item

Maximum clock

frequency

bol

fmax

VCC Min Typ Max Min Max Unit

2.0 — — 4

—3

MHz

4.5 — 36 20 — 16

Test Conditions

6.0 — — 24 — 19

Output rise/fall time

tTLH

2.0 — 30 75 — 95 ns

tTHL

4.5 — 8

15 — 19

6.0 — 7

13 — 16

Propagation delay time tPLH

tPHL

2.0 — — 250 — 318 ns CLK or CLK to CO

4.5 — 30 50 — 63

6.0 — — 45 — 53

tPLH

2.0 — — 300 — 380

tPHL

4.5 — 35 60 — 75

6.0 — — 53 — 65

CLK or CLK to Q

tPLH

2.0 — — 150 — 185

tPHL

4.5 — 18 30 — 38

6.0 — — 25 — 32

PR or CLK to Q

Pulse width

tw

(CLK, CLK, PR, CLR)

2.0 80 — — 100 — ns

4.5 16 — — 20 —

6.0 14 — — 17 —

Setup time

(Jn - CLK, CLK)

ts

2.0 100 — — 125 — ns

4.5 20 — — 25 —

(SPE, CLK, CLK)

6.0 17 — — 21 —

Hold time

(Jn - CLK, CLK)

th

2.0 15 — — 15 — ns

4.5 10 — — 10 —

(SPE, CLK, CLK)

6.0 5

——5

—

Input capacitance

Power dissipation

capacitance*1

CIN

——5

10 — 10 pF

CPD

— — 48 — — — pF

Note: 1. 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.2.00, Jul.16.2004, page 5 of 13

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