M02006
CMOS Pre-amplifier with AGC for Long-reach
155 Mbps Fiber-optics Based Transmitter
Rev V4
1.3
AC Characteristics
Table 1-3.
AC Characteristics
Parameter
Symbol
Min.
Typ.
Max.
Units
R
Output impedance (single ended)
-
-
50
7.5
-
-
12
-37
-
Ω
OUT
(1), (2)
I
Input noise current
nA
rms
NOISE
(1), (2)
PIN(mean), Min.
Optical sensitivity
-40
2.2
-
dBm
mA
I
Input overload current
4.5
+3
MAX
PP
(2)
PIN(mean), Max.
G
Optical saturation
-
dBm
(3), (4), (5)
Small signal transimpedance
kΩ
Single ended:
Differential:
-
-
-
-
130
260
(3)
V
Differential output voltage
-
-
-
-
-
-
-
-
-
800
-
mV
MHz
ns
D
BW
T T
Bandwidth to -3 dB point (electrical)
Data out rise/fall times (20% - 80% points)
Pulse width distortion
100
-
-
2
r
f
T
1
%
PWD
OS
Pulse overshoot
-
3
%
PULSE
T
AGC setting time
-
100
12
-
µs
%
AGC
OS
AGC overshoot
-
AGC
PSRR
Power supply rejection ratio (<4 MHz)
40
dB
NOTES:
1. Measured with input capacitance, C = 0.7 pF to 1.0 pF
IN
-10
2. Assuming photodiode response of 0.9 A/W, extinction ratio of 10 dB and BER of 10
3. The 2006 is designed to drive a load >500 Ω. Measurements are taken into high Z
4. Measured at 10 MHz
5. Measured at input current = 2μA
PP
4
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