OQ2545BHP Philips Semiconductors, OQ2545BHP Datasheet - Page 3

• Manufacturer Part Number: OQ2545BHP
• Description: SDH/SONET STM16/OC48 laser drivers
• Manufacturer: Philips Semiconductors

Philips Semiconductors
BLOCK DIAGRAMS
1999 Aug 24
handbook, full pagewidth
SDH/SONET STM16/OC48 laser drivers
CLOOPQ
DLOOPQ
(1) Pins 1, 12, 13, 24, 25, 36, 37 and 48.
(2) Pins 2, 4, 9, 11, 14, 20, 23, 26, 29, 32, 35, 38, 41 and 47.
DLOOP
CLOOP
DINQ
CINQ
DIOA
DIN
CIN
30
31
28
27
3
33
34
22
21
REFERENCE
BAND GAP
BGCAP
43
DIGITAL SECTION
ENL
45
SMOD
17
Fig.1 Block diagram of OQ2545HP.
V EE1
42
FF
AMPADJ
MONITOR
AMPLIFIER
BUFFER
3
PRE-
16
OQ2545HP
FOLLOWERS
EMITTER
EFADJ
15
ANALOG SECTION
OQ2545HP; OQ2545BHP
ALS
44
MODULATION
V EE2
DRIVER
(1)
8
GND
(2)
14
V CC
Product specification
46
5, 6
7, 8
40
39
10
19
18
MGK368
SIMOD
MON
MONQ
IBIAS
SIBIAS
LA
LAQ