參數(shù)資料
型號: 935238950551
廠商: NXP SEMICONDUCTORS
元件分類: 數(shù)字傳輸電路
英文描述: CLOCK RECOVERY CIRCUIT, PQFP48
封裝: PLASTIC, SOT-313, LQFP-48
文件頁數(shù): 9/26頁
文件大小: 335K
代理商: 935238950551
1998 Feb 09
17
Philips Semiconductors
Objective specication
SDH/SONET data and clock recovery unit
STM1/4 OC3/12
TZA3004HL
APPLICATION SCHEMATIC
Fig.11 Application diagram showing the TZA3004HL configured for 622.08 Mbits/s DCR mode (STM4/OC12).
handbook, full pagewidth
2
2
1
k
1
k
1
F
1
H
4.5 V
+3.3 V
β > 100
100
nF
3.3
nF
MGK142
VEE
PC
GND(1)
1
3
4
6
7
45
46
42
43
9
36
34
33
30
17
15
16
21
22
48
37
25, 31
24
TZA3004HL
DCSQ
normal
output
loop
output
select
DINQ
DIN
PRE-
AMP
(OQ2539)
SEL155
COUTQ
COUT
DOUTQ
DOUT
12
LOCK
AREF
CLOOP
CLOOPQ
DLOOP
REF19
38.88/19.44 MHz
system clock
DLOOPQ
CAPUPQ
CAPDOQ
CREFQ
REF39
CREF
ENL
10 k
+3.3 V
39
LOS
10 k
100 nF
(1) All GND pins must be connected directly to the PCB ground plane (pins 2, 5, 8, 10, 11, 14, 17, 20, 23, 26, 29, 32, 35, 38, 41, 44 and 47).
27,28
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