R768 Datasheet, PDF (4/6 Pages) Agere Systems – R768-Type OC-768/STM-256 Lightweight Receiver

R768-Type OC-768/STM-256
Lightweight Receiver
Electrical Characteristics
Table 3. Electrical Characteristics (TA = 25 °C)
Parameter
dc Power Supply Voltages:
Positive Supply
PIN Bias
Optional VADJUST
Positive dc Power Supply Current
Power Dissipation
Conversion Gain
Average Equivalent Input Noise Spectral Density
Low Frequency Cutoff (–3 dB)
Bandwidth
Rolloff (3 dB + 5 GHz)
Peaking
Deviation from Linear Phase:
100 kHz—25 GHz
25 GHz—40 GHz
40 GHz—50 GHz
Output Return Loss:
100 kHz—20 GHz
25 GHz—40 GHz
40 GHz—50 GHz
Advance Data Sheet
September 2000
Symbol
VCC
VPIN
VADJ
ICC
PDISS
—
—
fL
BW
—
—
—
S22
Min
5.5
3.5
–1.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Typ
Max
Unit
6.0
6.5
V
4.0
4.5
V
—
1.0
V
80
150
mA
—
0.975
W
60
—
V/W
—
50
pA/√Hz
100
—
kHz
45
—
GHz
–10
—
dB
—
2
dB
10
—
deg
20
—
deg
40
—
deg
—
–15
dB
—
–10
dB
—
–5
dB
4
Agere Systems Inc.