FOA2322A Datasheet, PDF (12/37 Pages) Infineon Technologies AG – 3.2 Gbi t /s Laser Driver IC for Telecom and Datacom Applications

FOA2322A
Electrical Characteristics
Table 3
Characteristics and Operating Conditions (cont’d)
SP Parameter
Sym-
bol
min.
Limit Values
typ.
max.
13 Clock Input Voltage Low V_ILCLK
for V_CCD = 3.3 V
1.0
for V_CCD = 5 V
2
14 Clock Input Voltage
Swing
|V_CLK - 250
V_CLKN|
15 Bias Voltage at D/DN
V_BBD
–
16 Bias Voltage at
CLK/CLKN
V_BBC
–
–
–
–
–
–
1100
V_CCD - 1.0 –
V_CCD - 1.3 –
17 Differential Data/Clock R_IN
80
Input Termination
100
120
19 Input Capacitance
C_IN
–
–
0.6
D/DN/CLK/CLKN
20 Setup Time (Data/Clock) t_SETUP –
21 Hold Time (Data/Clock) t_HOLD
–
22 Eye Opening at
t_EO
–
2.5 Gbit/s (w. Latch)
20
–
20
–
360
–
Unit Condi-
tion
V
–
mV –
V
12)
V
12)
Ω
12)13)
pF –
ps –
ps –
ps –
Input Signal Monitor (ISM)
23 Internal ISM cutoff
f_ISM
frequency
24 Cutoff frequency of ISM f_ISM
with external C_ISM
25 Internal ILM cutoff
f_ILM
frequency
26 Cutoff frequency of ILM f_ILM
with external C_ILM = 1nF
27 Duty Cycle for laser
enable
28 Duty Cycle for laser
disable
29 Duty Cycle for laser
disable
165
238
372
kHz ¹⁴⁾
(6.1 µs
+ 84 kΩ
× C_ISM)^-1
–
(4.2 µs
+ 70 kΩ
× C_ISM)^-1
160
(2.7 µs
+ 56 kΩ
× C_ISM)^-1
–
14)15)
kHz ¹⁴⁾
–
73
–
kHz ¹⁴⁾¹⁵⁾
25
–
75
%–
0
–
95
–
5
% Input
low
100
% Input
high
Preliminary Data Sheet
8
2001-05