- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄363839 > OQ2541HP (NXP SEMICONDUCTORS) SDH/SONET data clock recovery unit STM1/4/16 OC3/12/48 GE(SDH/SONET 數(shù)據(jù)時鐘恢復(fù)單元 STM1/4/16 OC3/12/48 GE) PDF資料下載
參數(shù)資料
| 型號： | OQ2541HP |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 數(shù)字傳輸電路 |
| 英文描述： | SDH/SONET data clock recovery unit STM1/4/16 OC3/12/48 GE(SDH/SONET 數(shù)據(jù)時鐘恢復(fù)單元 STM1/4/16 OC3/12/48 GE) |
| 中文描述： | CLOCK RECOVERY CIRCUIT, PQFP48 |
| 封裝： | PLASTIC, SOT-313, LQFP-48 |
| 文件頁數(shù)： | 8/36頁 |
| 文件大?。?/td> | 172K |
| 代理商： | OQ2541HP |
第1頁第2頁第3頁第4頁第5頁第6頁第7頁當(dāng)前第8頁第9頁第10頁第11頁第12頁第13頁第14頁第15頁第16頁第17頁第18頁第19頁第20頁第21頁第22頁第23頁第24頁第25頁第26頁第27頁第28頁第29頁第30頁第31頁第32頁第33頁第34頁第35頁第36頁
1999 May 27
8
Philips Semiconductors
Product specification
SDH/SONET data and clock recovery unit
STM1/4/16 OC3/12/48 GE
OQ2541HP; OQ2541U
Fig.6 Schematic diagram of OQ2541 power control loop.
(1) L1 = RF choke type Murata BLM21 or equivalent.
handbook, full pagewidth
2
R1
2
1 k
1
k
1
μ
F
L1
(1)
4.5 V
β
> 100
100 nF
3.3
nF
MGL732
BAND GAP
REFERENCE
VEE
PC
GND
off chip
on chip
Fig.7 Functionality of pin AREF.
handbook, halfpage
MGL667
500
16 k
RAREF
VEE
AREF
off chip
on chip
VAREF
GND
If the outputs are AC-coupled, the formulae for calculating
the required voltage on pin AREF and the value of the
resistor connected between pins AREF and V
EE
as
follows:
(1)
and:
(2)
where R1 = 500
, R2 = 16 k
and V
EE
=
3.3 V.
To maintain a single-ended swing of 200 mV (p-p) across
a 50
AC-coupled load, the voltage on pin AREF must be
)
50
This can be achieved by connecting a 7.3 k
resistor
between pins AREF and V
EE
.
V
AREF
R
-------------------
R
o
+
R
L
0.5V
swing
×
–
=
R
AREF
R1
V
V
----------------
1
–
×
1
R2
R1
V
AREF
----------------
1
–
×
–
-----------------------------------V
=
100 mV
–
--50 + 100
×
300 mV
–
=
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| OQ2541 | SDH/SONET data clock recovery unit STM1/4/16 OC3/12/48 GE(SDH/SONET 數(shù)據(jù)時鐘恢復(fù)單元 STM1/4/16 OC3/12/48 GE) |
| OQ2545BHP | SDH/SONET STM16/OC48 laser drivers |
| OQ2545HP | SDH/SONET STM16/OC48 laser drivers |
| OQ8844 | Digital Servo Driver DSD-2 |
| OQ8868 | Digital Servo Integrated Circuit Silent DSICS |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| OQ2541U | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:SDH/SONET data and clock recovery unit STM1/4/16 OC3/12/48 GE |
| OQ2545BHP | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:SDH/SONET STM16/OC48 laser drivers |
| OQ2545HP | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:SDH/SONET STM16/OC48 laser drivers |
| OQ8844 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital Servo Driver DSD-2 |
| OQ8868 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital Servo Integrated Circuit Silent DSICS |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。