參數(shù)資料
型號: OQ2541BHP
英文描述: CLOCK/DATA RECOVERY|BIPOLAR|QFP|48PIN|PLASTIC
中文描述: 時鐘/數(shù)據(jù)恢復|雙極| QFP封裝| 48PIN |塑料
文件頁數(shù): 27/40頁
文件大?。?/td> 292K
代理商: OQ2541BHP
2000 Sep 18
27
Philips Semiconductors
Product specification
SDH/SONET data and clock recovery unit
STM1/4/16 OC3/12/48 GE
OQ2541BHP; OQ2541BU
APPLICATION INFORMATION
handbook, full pagewidth
2
6.8
1
k
1
k
1
μ
F
L1
(2)
4.5 V
+
3.3 V
β
100
100
nF
3.3
nF
MGT225
VEE2
PC
GND
(1)
3
4
6
7
45
46
42
43
9
27
28
30
16
15
16
21
22
48
37
31
VEE1
25
OQ2541B
normal
output
loop
output
DOUT1250
COUTQ
COUT
DOUTQ
DOUT
12
LOCK
AREF
CLOOP
CLOOPQ
DLOOP
DREF19
19.44 MHz
system clock
DLOOPQ
CAPUPQ
CAPDOQ
CREFQ
CREF
DOUT155
DOUT622
10 k
+
3.3 V
39
LOS
10 k
180 nF
180 nF
34
33
DINQ
DIN
PRE-
AMP
13, 18, 19,
36, 40
i.c.
5
1
ENL
24
ALLON
10
BYPASS
Fig.30 Application diagram showing the OQ2541B configured for the STM16/OC48 mode (2488.32 Mbits/s).
(1) All pins GND must be connected directly to the PCB ground plane (pins 2, 5, 8, 11, 14, 17, 20, 23, 26, 29, 32, 35, 38, 41, 44 and 47).
(2) L1 = RF choke type Murata BLM21.
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