ADN2882 View Datasheet(PDF) - Analog Devices

Part Name

Description

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ADN2882

4.25 Gbps, 3.3 V Low Noise, Transimpedance Amplifier

Analog Devices 

Data Sheet

5-PIN TO-46 ASSEMBLY RECOMMENDATIONS

Contact sales for more details.

ADN2882

VPD

VCC

CPD

ADN2882

PD CPD

CB

OUTB

CB

OUT

TE Figure 18. 5-Pin TO-46 with External Photodiode Supply VPD

VCC

B.W B.W.

E CB

VPD B.W. B.W.

L CPD

B.W.

FILTER

B.W. IN

200Ω

Figure 19. Side View of the Assembly

VCC

50Ω

50Ω

B.W.

B.W.

OUT

OUTB

OBSO Table 4. Bill of Materials (BOM)

20pF

0.85V

RSSI

GND

GND

CAP

B.W.

B.W.

Figure 20. Equivalent Circuit of Assembly Including Bond Wires

Notes

Component Description

One mil thickness gold wire, ball bond recommended.

PD

1× vendor specific, 4.25 Gbps, photodiode

TIA

1× ADN2882 (0.7 mm × 1.2 mm), 4.25 Gbps,

transimpedance amplifier

Minimize all GND bond-wire lengths.

Minimize IN, FILTER, OUT, and OUTB bond-wire lengths.

CB

1× 200 pF, RF single-layer capacitor

Maintain symmetry in length and orientation between OUT

CPD

1× 560 pF, RF single-layer capacitor

and OUTB bond wires.

Maintain symmetry between IN/FILTER and OUT/OUTB

bond wires.

Rev. A | Page 9 of 12

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