SM8720AV datasheet(4/6 Pages) NPC

部品番号	SM8720AV

部品情報	3-PLL Multi-Output Clock Generator

Download	6 Pages

Scroll/Zoom	100%

メーカー	NPC [Nippon Precision Circuits Inc]

ホームページ	http://www.npc.co.jp/en

Logo

4 / 6 page

SM8720AV

NIPPON PRECISION CIRCUITS INC.—4

AC Characteristics

fFIN = 27.0000MHz, VDD = (VDD1, VDD2, VDD3) = 3.0 ± 0.3V, VSS = (VSS1, VSS2, VSS3) = 0V,

Ta =

−40 to +85°C unless otherwise noted.

Parameter

Symbol

Pins

Conditions

Rating

Unit

min

typ

max

External input clock

frequency

fFIN

FIN

External clock input

–

27.0000

–

MHz

External clock duty cycle*1

*1. When using an external clock input, it is recommended that FIN duty cycle = 50%, clock signal amplitude = VDD level. Note that the input signal

voltage amplitude should not exceed the absolute maximum rating, otherwise the device may be damaged.

DtFIN

FIN

Ta = 25

°C, VI = 0.5VDD,

external clock input

45

50

55

%

Output clock rise time*2

*2. Measured using the circuit shown in ﬁgure 1 on the NPC standard evaluation board.

tr

REFOUT

CL = 25pF, VOL = 0.2VDD to

VOH = 0.8VDD transition

–

3.0

ns

All outputs excluding

REFOUT

CL = 15pF, VOL = 0.2VDD to

VOH = 0.8VDD transition

–

4.0

ns

Output clock fall time*2

tf

REFOUT

CL = 25pF, VOH = 0.8VDD to

VOL = 0.2VDD transition

–

3.0

ns

All outputs excluding

REFOUT

CL = 15pF, VOH = 0.8VDD to

VOL = 0.2VDD transition

–

4.0

ns

Output clock jitter

(peak-to-peak)*3,*4

*3. Measured using the circuit shown in ﬁgure 2 on the NPC standard evaluation board.

*4. Measured using master clock input on FIN with

≤80ps (peak-to-peak) jitter.

tjitter

REFOUT

Ta = 25

°C, CL = 25pF,

VO = 0.5VDD

–

140

200

ps

CLK1OUT,

CLK3OUT

Ta = 25

°C, CL = 15pF,

VO = 0.5VDD

–

220

350

ps

CLK2OUT

Ta = 25

°C, CL = 15pF,

VO = 0.5VDD

–

220

500

ps

Output clock duty cycle

Dt

REFOUT*2,*5

*5. Measured using master clock input on FIN with duty cycle = 50%, clock signal amplitude = VDD level.

Ta = 25

°C, CL = 25pF,

VO = 0.5VDD

45

50

55

%

All outputs excluding

REFOUT*2

Ta = 25

°C, CL = 15pF,

VO = 0.5VDD

45

50

55

%

Power-up time*2,*6

*6. The power-up time is the time from supply OFF/ON transition or enable LOW/HIGH transition until each output clock reaches its designated

frequency to within ±0.1%.

tP

All outputs excluding

REFOUT

–15

ms

Figure 1. Measurement circuit 1

Figure 2. Measurement circuit 2

Frequency &

Time Interval

Analyzer

(HP5371A)

27MHz

Oscilloscope

(Infinium

HP54845A)

Passive Probe

(HP10435A)

Active Probe

(HP1152A)

DUT

DUT:Device under test

Jitter

Measurement

System

(ASA, M1)

Oscilloscope

(HP54720D

+HP54721A)

Active Probe

(HP54701A)

DUT

DUT:Device under test

27MHz

同様の部品番号 - SM8720AV

メーカー	部品番号	データシート	部品情報
Nippon Precision Circui...	SM8721AB	83Kb / 8P	3-PLL Multi-Output Clock Generator

More results

同様の説明 - SM8720AV

メーカー	部品番号	データシート	部品情報
Nippon Precision Circui...	SM8721AB	83Kb / 8P	3-PLL Multi-Output Clock Generator
PulseCore Semiconductor	PCS1P2858A	347Kb / 7P	Multi-Output Clock Generator
PulseCore Semiconductor	PCS1P2857A	374Kb / 8P	Multi-Output Clock Generator
ON Semiconductor	PCS1P2858A	102Kb / 6P	Multi-Output Clock Generator August, 2011 ??Rev. P2
Asahi Kasei Microsystem...	AK8152	505Kb / 21P	Single PLL Two Output Clock Generator
PulseCore Semiconductor	ASM3P4200A	368Kb / 7P	Multi-Output Custom Clock Generator
PulseCore Semiconductor	ASM3P4201A	327Kb / 7P	Multi-Output Custom Clock Generator
AMI SEMICONDUCTOR	FS6377-01	1Mb / 21P	Programmable 3-PLL Clock Generator IC
ON Semiconductor	FS6377	899Kb / 24P	Programmable 3-PLL Clock Generator IC May 2008 ??Rev. 4
Integrated Device Techn...	ICS514	192Kb / 7P	PLL CLOCK GENERATOR