TZA3031U Philips Semiconductors, TZA3031U Datasheet - Page 4

• Manufacturer Part Number: TZA3031U
• Description: SDH/SONET STM1/OC3 laser drivers
• Manufacturer: Philips Semiconductors

Philips Semiconductors
PINNING
1999 Aug 24
GND
MONIN
GND
IGM
TONE
TZERO
BGAP
V
V
GND
GND
V
V
GND
LAQ
LA
GND
BIAS
GND
GND
GND
ALARMHI
V
V
DLOOP
V
DLOOPQ
V
ALARMLO
V
ONE
ZERO
GND
GND
ALARM
ENL
V
SYMBOL
CC(G)
CC(G)
CC(B)
CC(B)
CC(R)
CC(R)
CC(R)
CC(R)
CC(R)
CC(R)
SDH/SONET STM1/OC3 laser drivers
TZA3031AHL TZA3031BHL
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
1
2
3
4
5
6
7
8
9
PIN
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
1
2
3
4
5
6
7
8
9
TZA3031U
PAD
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
1
2
3
4
5
6
7
8
9
4
ground
monitor photodiode current input
ground
not used; leave unbonded
connection for external capacitor used to set optical
ONE control loop time constant (optional)
connection for external capacitor used to set optical
ZERO control loop time constant (optional)
connection for external band gap decoupling capacitor
supply voltage (green domain)
supply voltage (green domain)
ground
ground
supply voltage (blue domain)
supply voltage (blue domain)
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)
supply voltage (red domain)
loop mode data input
supply voltage (red domain)
loop mode data input inverted
supply voltage (red domain)
minimum bias current alarm reference level input
supply voltage (red domain)
optical ONE reference level input
optical ZERO reference level input
ground
ground
alarm output
loop mode enable input
supply voltage (red domain)
TZA3031AHL; TZA3031BHL;
DESCRIPTION
Preliminary specification
TZA3031U