FOA1252A1 データシートの表示（PDF） - Infineon Technologies

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FOA1252A1

2.5 Gbit/s Transimpedance Amplifier

Infineon Technologies 

FOA1252A1

2.3

AC/DC Characteristics

Electrical Characteristics

Conditions: Tamb = +25 °C, VCC = +5.0 V, Cexternal = 0.85 pF

Parameter

Symbol Limit Values Unit Remarks

min. typ. max.

Supply current

IVCC

–

Input voltage

VIN

–

Input current

IIN

–

Input current before IIN,CL –

clipping

47 57 mA –

+1.65 – V –

–

2200 µApp 1)

30 – µApp –

Input resistance

RIN

–

Input sensitivity

PIN

–

Overload

POVL

–

Transimpedance RT

–

Output voltage swing ∆VOUT 0.6

(Q+ - Q-)

Bandwidth (-3 dB) f3db

–

Output resistance ROUT 48

Output voltage

VCMOUT –

Output pattern jitter1) tj,p

–

–

Power supply

rejection ratio

PSSR –

40 –

-23.5 –

0

–

26 –

0.78 1.1

Ω

dBm

dBm

–

BER < 10-9 1)

BER < 10-9 1)

kΩ differential

Vpp into 2 × 50 Ω

1600 –

60 72

VCC - –

0.6

15 –

45 –

35 –

MHz

Ω internally connected to

VCC

V (Q+ + Q-)/2

ps 50 µApp < IIN < 500 µApp

500 µApp < IIN < 2 mApp

dB f < 10 MHz2)

Bias resistance

RBIAS 400 500 600 Ω –

Bias voltage

VBIAS –

+4.2 – V –

Low frequency cutoff f3db,low –

65 –

kHz AC-coupled outputs

(via 22 nF)

1) Data rate: 2.5 Gbit/s; data sequence: PRBS 223 - 1, overload measured electrically, 0 dBm = 1 mA average

2) Generated noise on power supply: sine curve, 100 mVpp (see application note b)

Preliminary Data Sheet

5

1998-07

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