TZA3041 Просмотр технического описания (PDF) - Philips Electronics
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TZA3041 Datasheet PDF : 32 Pages
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Philips Semiconductors
Gigabit Ethernet/Fibre Channel laser
drivers
Product specification
TZA3041AHL; TZA3041BHL;
TZA3041U
PINNING
SYMBOL
GND
MONIN
GND
IGM
TONE
TZERO
BGAP
VCC(G)
VCC(G)
GND
GND
VCC(B)
VCC(B)
GND
LAQ
LA
GND
BIAS
GND
GND
GND
ALARMHI
VCC(R)
VCC(R)
DLOOP
VCC(R)
DLOOPQ
VCC(R)
ALARMLO
VCC(R)
ONE
ZERO
GND
GND
ALARM
ENL
PIN
TZA3041AHL TZA3041BHL
1
1
2
2
3
3
−
−
4
4
5
5
6
6
7
7
−
−
8
8
9
9
10
10
−
−
11
11
12
12
13
13
14
14
15
15
16
16
17
17
−
−
18
−
−
18
19
−
−
19
20
−
−
20
−
−
21
−
−
21
22
22
23
23
24
24
25
25
26
−
−
26
PAD
TZA3041U
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
−
24
−
25
26
27
−
28
29
30
31
32
33
DESCRIPTION
ground
monitor photodiode current input
ground
not connected
connection for external capacitor used for setting
optical 1 control loop time constant (optional)
connection for external capacitor used for setting
optical 0 control loop time constant (optional)
connection for external band gap decoupling
capacitor
supply voltage (green domain); note 1
supply voltage (green domain); note 1
ground
ground
supply voltage (blue domain); note 2
supply voltage (blue domain); note 2
ground
laser modulation output inverted
laser modulation output
ground
laser bias current output
ground
ground
ground
maximum bias current alarm reference level input
supply voltage (red domain); note 3
supply voltage (red domain); note 3
loop mode data input
supply voltage (red domain); note 3
loop mode data input inverted
supply voltage (red domain); note 3
minimum bias current alarm reference level input
supply voltage (red domain); note 3
optical 1 reference level input
optical 0 reference level input
ground
ground
alarm output
loop mode enable input
2002 Aug 13
4
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