HAMAMATSU G8797-32, G8797-31, G8797-22, G8797-21, G8797-12 Datasheet

P H O T O D I O D E

InGaAs PIN photodiode with preamp

G8340/G8343/G8211/G8797 series

Pigtail type, 1.3/1.55 m, 156, 622 Mbps/1.25, 2.5 Gbps

G8340/G8343/G8211/G8797 series are high-speed receivers specifically developed for 1.3/1.55 µ m band optical fiber communications. These devices incorporate a high-speed, high-sensitivity InGaAs PIN photodiode and a high-speed preamp integrated in a pigtail module. Packages are available with various connectors and mounting styles.

Features

l Wide dynamic range

G8340 series (156 Mbps) : -37 to -5 dBm G8343 series (622 Mbps) : -32 to -5 dBm G8211 series (1.25 Gbps) : -25 to -1 dBm G8797 series (2.5 Gbps) : -22 to +1 dBm

lIntegrated with trans-impedance amplifier

lSupply voltage G8340/G8343 series: 3.3 V

G8211/G8797 series: 3.3 V, 5 V

lDifferential output

■Absolute maximum ratings (Ta=25 ° C)

Applications

lOptical fiber communications

lFiber channel

lGigabit Ethernet

lHDTV

lSDH

Parameter	Symbol	G8340 series	G8343 series	G8211 series	G8797 series	Unit
Supply voltage	Vcc	-0.3, +3.8	-0.3, +3.8	-0.3, +5.5	-0.5, +6	V
Operating temperature	Topr		-20 to +70			°C
Storage temperature	Tstg		-40 to +85			°C

■ Specifications (Typ. Ta=25 ° C, Vee=0 V, capacitive coupling, λ =1.31 µm, unless otherwise noted)

				G8340		G8343	G8211	G8797
	Parameter	Symbol	Condition		series	series	series	series	Unit
				Vcc=3.3 V		Vcc=3.3 V	Vcc=3.3/5 V	Vcc=3.3/5 V
				RL=500 Ω *1		RL=500 Ω *1	RL=50 Ω	RL=50 Ω
	Photo sensitivity	S	*2, *3		27	17	2.8	1.1	V/mW
	Supply current	Icc	dark state, RL=∞		25	30	35	35	mA
	Output bias voltage	Vo	dark state, RL=∞		1.5	1.65	Vcc - 1.7	Vcc - 0.25	V
	Rise time	tr	*3 20 to 80 %		2000	500	250	150	ps
	Data rate	B			156 M	622 M	1.25 G	2.5 G	bps
	*1: G8340/G8343 series	cannot	be operated with RL	=50 Ω	, so they should be used with a load resistance larger than 500 Ω .
	*2: Single ended (Vout+) measurement
	*3: G8340/G8343 series: Pin= -30 dBm

G8211 series: Pin= -22 dBm

G8797 series: Pin= -17 dBm

■ Package lineup

	Structure				G8340, G8343, G8211, G8797
		-11		-12	-21		-22		-31		-32
Module	Mounting style		Coaxial			Board				Panel
	Dimensional outline
Fiber	Type				SM (9.5/125) φ 0.9
	Length				1 m +20 cm/-0 cm
Connector	Type	SC		FC	SC		FC		SC		FC
	Dimensional outline

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