參數(shù)資料
型號： 935263835118
廠商： NXP SEMICONDUCTORS
元件分類： 其它接口
英文描述： SPECIALTY INTERFACE CIRCUIT, PQFP32
封裝： PLASTIC, SOT-401, LQFP-32
文件頁數(shù)： 10/35頁
文件大?。?/td> 208K
代理商： 935263835118
2000 Feb 22
18
Philips Semiconductors
Product specication
SDH/SONET STM1/OC3 laser drivers
TZA3031AHL; TZA3031BHL;
TZA3031U
Control loop reference current inputs: pins ONE and ZERO
Iref(ONE)
reference current on
pin ONE
note 4
6
65
A
Vref(ONE)
reference voltage on
pin ONE
referenced to VCC(R);
note 5
1.5
V
α
(ONE)
attenuation ratio of Iref(ONE)
to IMPD(ONE)
note 6
16
Iref(ZERO)
reference current on
pin ZERO
note 4
6
65
A
Vref(ZERO)
reference voltage on
pin ZERO
referenced to VCC(R);
note 5
1.5
V
α
(ZERO)
attenuation ratio of
Iref(ZERO) to IMPD(ZERO)
note 6
4
Control loop time constants: pins TONE and TZERO
VTONE
voltage on pin TONE
oating output
1.4
3.4
V
gm(TONE)
transconductance of
pin TONE
note 7
60
95
130
mA/V
VTZERO
voltage on pin TZERO
oating output
1.4
3.4
V
gm(TZERO)
transconductance of
pin TZERO
note 8
100
145
190
mA/V
Laser modulation current outputs: pins LA and LAQ
Io(mod)(on)
modulation output current
(active pin)
note 9
2.5
60
mA
Io(mod)(off)
modulation output current
(inactive pin)
Io(mod)(on) = 30mA
0.5
mA
Io(mod)(on) = 60mA
2.8
mA
Io(mod)(ALS)
output current during laser
shutdown
10
A
VO
output voltage
2
5V
tr
current rise time
note 10
120
300
ps
tf
current fall time
note 10
120
300
ps
Jo(p-p)
intrinsic electrical output
jitter (peak-to-peak value)
note 11
50
mUI
Laser bias current output: pin BIAS
IO(BIAS)
bias output current
note 12
2.8
90
mA
IO(BIAS)(ALS)
output current during laser
shutdown
10
A
tres(off)
response time after laser
shutdown
IO(BIAS) = 90 mA; note 13
1
s
VO(BIAS)
bias output voltage
1
5V
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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