Fiber Optics Devices

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These APD/PIN preamplifier receivers are optimized up to 156 Mbit/s (PIN only), 622 Mbit/s and 2.5 Gbit/s data rate. InGaAs APD/PIN Chip and GaAs IC preamplifier are integrated in 4pin coaxial type package. These devices are in compliance with ITU-T recommendations and Telcordia requirement.

156 Mbit/s Coaxial PIN Preamplifier Receivers (-5.2V)

Part Number: FRM3Z121LT, FRM3Z121KT

622 Mbit/s Coaxial PIN Preamplifier Receivers (-5.2V)

Part Number: FRM3Z621LT, FRM3Z621KT

622 Mbit/s Coaxial APD Preamplifier Receivers (-5.2V)

Part Number: FRM5W621LT, FRM5W621KT

2.5 Gbit/s Coaxial PIN Preamplifier Receivers (-5.2V)

Part Number: FRM3Z231LT, FRM3Z231KT

2.5 Gbit/s Coaxial PIN Preamplifier Receivers (-5.2V)

Part Number: FRM5W231LT, FRM5W231KT

Application
• 156 Mbit/s, 622 Mbit/s, 2.5 Gbit/s optical transmission systems

Features

• 4pin Coaxial package type preamplifier receiver
• Single Ended output
• Built in InGaAs APD/PIN and GaAs IC preamplifier (-5.2V)
• APD: Single mode fiver
• PIN: Multi mode fiber (GI 50/125)
• Bandwith: ≥ 110MHz (FRM3Z121LT/KT)

≥ 435MHz (FRM3Z621LT/KT)

≥ 467MHz (FRM5W621LT/KT

≥ 1.8GHz (FRM3Z231LT/KT)

≥ 1.8GHz (FRM5WZ231LT/KT)
• Minimum sensitivity: -39dBm (FRM3Z121LT/KT)

: -32.5dBm (FRM3Z621LT/KT)

: -42dBm (FRM5W621LT/KT)

: -23dBm (FRM3Z231LT/KT)

: -32dBm (FRM5W231LT/KT)
• Wide Operating Temperature: -40°C ~ 85°C


LT Package (Panel Mount Type)	KT Package (Board Mount Type)

Specifications

Part Number	Responsivity R (A/W) (Typ.)	Trans lmpedance Zt (kΩ) (Typ.)	Bandwidth BW @-3dB (GHz) (Min.)	Minimum Sensitivity Pr (dBm) (Typ.)	Over load Pmax (dBm) (Min.)	Feature/Application
FRM3Z121LT	0.85	10.5	0.11	-39.0	0	up to 156 Mbit/s
FRM3Z121KT	0.85	10.5	0.11	-39.0	0	up to 156 Mbit/s
FRM3Z621LT	0.85	3.8	0.435	-32.5	0	up to 622 Mbit/s
FRM3Z621KT	0.85	3.8	0.435	-32.5	0	up to 622 Mbit/s
FRM3Z231LT	0.85	0.6	1.8	-23.0	0	up to 2.5 Gbit/s
FRM3Z231KT	0.85	0.6	1.8	-23.0	0	up to 2.5 Gbit/s
FRM5W621LT	0.85	3.8	0.467	-42.0	-5	up to 622 Mbit/s
FRM5W621KT	0.85	3.8	0.467	-42.0	-5	up to 622 Mbit/s
FRM5W231LT	0.85	0.6	1.8	-32.0	-5	up to 2.5 Gbit/s
FRM5W231KT	0.85	0.6	1.8	-32.0	-5	up to 2.5 Gbit/s

Condition: λ=1550 nm, Tc=25°C, Vdd=5.2V