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Oki Electric Industry Electronic Components Datasheet

KGA4133 Datasheet

12.5 Gbps Transimpedance Amplifier

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PEDAKGA4133-01
1Electronic Components
KGA4133
12.5 Gbps Transimpedance Amplifier IC
This version: Dec. 2001
Preliminary
DESCRIPTION
Oki’s 12.5 Gbps transimpedance amplifier is fabricated 0.1 µm gate length P-HEMTs for high-speed optical
communication. The IC has a high overload and a wide band width.
FEATURES
Transimpedance
: 500
Sensitvity
: < –18 dBm
Overload
: > +5 dBm
Broadband Amplifier
: > 10 GHz
Low Noise Current
: < 10 pA/Hz
Group Delay
: < ±20 ps
+3.3 V and –2 V Power Supply
FUNCTION DIAGRAM
Vdd
IN OUT
Vss
ABSOLUTE MAXIMUM RATINGS (Ta = 25°C)
Parameters
Supply Voltage
Supply Voltage
Input Current
Storage Temperature Range
Symbol
Vdd
Vss
I(IN)
TST
Units
V
V
mA
°C
RECOMMENDED OPERATING CONDITIONS (Ta = 25°C)
Parameters
Supply Voltage
Supply Voltage
Symbol
Vdd
Vss
Units
V
V
Min.
+3.14
–2.1
Rating
0 to +5
–5 to 0
6
–40 to 125
Typ. Max.
+3.3 +3.46
–2 –1.9
1/4


Oki Electric Industry Electronic Components Datasheet

KGA4133 Datasheet

12.5 Gbps Transimpedance Amplifier

No Preview Available !

1Electronic Components
www.DataSheet4U.com
PEDAKGA4133-01
KGA4133
ELECTRICAL CHARACTERISTICS
Parameters
(Ta = 25°C, Vdd = +3.3 V, VSS = –2 V, C(diode)+C(stray) = 0.20 pF)
Units
Min.
Typ.
Max.
Transimpedance (I(IN)<450 µA)
Bandwidth (–3 dB)
— 500 —
GHz 10 10.5 —
Transimpedance Flatness (300 kHz to 6 GHz)
dB
±1
Equivalent Input Noise Current
*1) pA/Hz
9.5
Optical Sensitivity
*2) dBm
–18
Optical Overload
*2) dBm
+5 —
Input Offset Voltage
V — +0.16 —
Group Delay
ps — — ±20
Output Return Loss (<10 GHz)
dB — — 10
Power Consumption
W — 0.22 —
Operating Temperature Range
*3) °C 0 — +85
*1) Averaged Equivalent Input Noise Current from 130 MHz to 9.0 GHz.
*2) Value of optical sensitivity is guaranteed by design, assuming responsivity of photo diode of 0.90 A/W.
*3) At backside of die.
EYE DIAGRAMS
(12.5 Gbps PRBS 231-1 Input signal)
Optical Input Power= -17[dBm]
Optical Input Power = -10[dBm]
(20ps/div)
Optical Input Power = 0[dBm]
(20ps/div)
Optical Input Power = +5[dBm]
(20ps/div)
(20ps/div)
2/4


Part Number KGA4133
Description 12.5 Gbps Transimpedance Amplifier
Maker OKI electronic componets
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KGA4133 Datasheet PDF






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