Rainbow-electronics MAX3798 Manual de usuario descargar pdf (Pagina 34)

MAX3798

1.0625Gbps to 10.32Gbps, Integrated, Low-

Power SFP+ Limiting Amplifier and VCSEL Driver

34 ______________________________________________________________________________________

MAX3798

LOS

ROUT+

ROUT-

MSEL

DISABLE

FAULT

EET

CCR

CAZ1

CAZ2

EER

0.1μF

1nF

0.1μF

RIN+

RIN-

CCT

BIAS

TOUT-

SCL

CCD

CSEL

SDA

0.1μF

4.7Ω

MON

10G PIN FLEX ROSA

10G VCSEL FLEX TOSA

3-WIRE

INTERFACE

RECEIVER

TRANSMITTER

0.1μF

TOUT+

MMAX

0.1μF

VSEL

+3.3V

SFP OPTICAL TRANSCEIVER

SFP

CONNECTOR HOST BOARD

VCC_RX

VCC_TX

400Ω

BMAX

BMON

400Ω

+3.3V

4.7Ω

+3.3V

3-WIRE

INTERFACE

ADC

SFP+

CONTROLLER

MON

MODE_DEF2 (SD)

MODE_DEF1 (SCLK)

TX_DISABLE

TX_FAULT

2kΩ

SUPPLY

FILTER

HOST

FILTER

SUPPLY

FILTER

HOST

FILTER

DIFF

= 100Ω

TIN+

TIN-

0.1μF

DIFF

= 100Ω

SERDES

Typical Application Circuit

1 2 ... 29 30 31 32 33 34 35

General Description 1
Applications 1
Features 1
Ordering Information 1
ABSOLUTE MAXIMUM RATINGS 2
ELECTRICAL CHARACTERISTICS 2
Pin Description 13
Detail Description 14
Pin Description (continued) 14
Figure 2. Functional Diagram 15
Output Stage 16
3-Wire Digital Communication 20
Register Descriptions 22
Programming Bias Current 25
Design Procedure 27
Applications Information 28
Table 7. Register Summary 29
Typical Application Circuit 34
Pin Configuration 35
Chip Information 35
Package Information 35

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Rainbow-electronics MAX3798 Manual de usuario Pagina 34

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