tza3047a NXP Semiconductors, tza3047a Datasheet - Page 12

• Manufacturer Part Number: tza3047a
• Description: 30 Mbits/s Up To 1.25 Gbits/s Laser Drivers
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2003 Jun 05
V
Modulation current source: pin MODIN
g
I
Modulation current outputs: pins LA
I
I
I
Z
I
I
V
Enable function: pin ENABLE
V
V
R
Alarm reset: pin ALRESET
V
V
R
source(MODIN)
o(LA)(max)(on)
o(LA)(min)(on)
o(LA)(min)(off)
o(LA)(dis)
o(LAQ)(dis)
m(mod)
o(LA)
BIAS
o(LA)min
IL
IH
IL
IH
pu(int)
pd(int)
30 Mbits/s up to 1.25 Gbits/s laser drivers
SYMBOL
, Z
,
o(LAQ)
output voltage on pin BIAS normal operation
modulation
transconductance
source current at
pin MODIN
maximum laser
modulation output current
at LA on
minimum laser modulation
output current at LA on
minimum laser modulation
output current at LA off
output impedance pins LA
and LAQ
non-inverted and inverted
laser modulation output
current at disable
minimum output voltage at
pin LA
LOW-level input voltage
HIGH-level input voltage
internal pull-up resistance
LOW-level input voltage
HIGH-level input voltage
internal pull-down
resistance
PARAMETER
V
V
V
V
V
V
V
V
TZA3047A; V
TZA3047B; V
TZA3047B; V
bias and modulation currents
disabled
bias and modulation currents
enabled
no reset
reset
MODIN
MODIN
MODIN
LA
MODIN
LA
LA
ENABLE
V
V
V
V
V
V
CCO
CCO
LA
LA
MODIN
MODIN
= V
= V
= V
= V
= V
CCO
CCO
CCO
= 0.5 to 1.5 V
= 0.5 to 1.5 V
= 1.8 V;
= 0 to 0.4 V;
= 3.3 V
= 5 V
< 0.8 V
CONDITIONS
LAQ
LAQ
= 0.5 V
= 1.5 V
= 3.3 V; note 4
= 3.3 V; note 4
= 3.3 V; note 4
12
CCO
CCO
CCO
= V
= V
CCO
CCO
= 3.3 V
= 3.3 V
= 5 V
= 3.3 V
= 4.5 V
0.4
0.8
78
80
100
80
1.6
1.2
1.6
2.0
16
2.0
7
110
MIN.
TZA3047A; TZA3047B
90
95
5
100
20
10
100
TYP.
Product specification
3.6
4.1
105
110
6
0.8
2
125
200
0.8
30
0.8
15
MAX.
95
V
V
mA/V
mA/V
mA
mA
mA
mA
V
V
V
V
V
k
V
V
k
UNIT
A
A