HD151012 查看數據表（PDF） - Renesas Electronics

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HD151012

8-bit Binary Programmable Counter with Synchronous Preset Enable

Renesas Electronics 

HD151012

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

2.0

4.5

Min

—

—

Typ

—

36

Max Min

4

—

20 —

Max Unit

3

MHz

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 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 CLR to Q

Pulse width

tw 2.0 80 — — 100 — ns

(CLK, CLK, PR, CLR)

4.5 16 — — 20 —

6.0 14 — — 17 —

Setup time

ts 2.0 100 — — 125 — ns

(Jn - CLK, CLK)

4.5 20 — — 25 —

(SPE, CLK, CLK)

6.0 17 — — 21 —

Hold time

th 2.0 15 — — 15 — ns

(Jn - CLK, CLK)

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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