Product Brief

SMI5037-PB

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SIERRA

MONOLITHICS

OR

CDRLOCK_ERR_OR

Status

Control

Logic

EXTLOS

SEL

RXS

RXS_SEL [1:0]

RXDATA[15] P/N

RXDATA[0] P/N

RXMCLKP/N

RXMCLK_EN

RXCKSRCP/N

RXDSCP/N

RXDCKP/N

.

.

.

RXDCK_EN

RXDATA_EN

RESET_N

RXDATAIN[1]P/N

RXDATAIN[0]P/N

DAC

PH_ADJ1[4:0]

CDR

RCLK[1]P/N

RCLK[0]P/N

RCLK1_EN

RXREFCK P/N

+

DAC

DAC

CDR

PRBS

Error

Checker

PRBS Block

RXLF_P[1]

RXLF_N[1]

C2

C1

R

Peak

Det

PH_ADJ0[4:0]

TH_ADJ1[7:0]

+

DAC

RXLF_P[0]

RXLF_N[0]

C2

C1

R

RCLK0_EN

RXDATAIN_DELAY0[5:0]

PEAKDET 0[7:0

]

-1.6V

Regulator

PTAT Temp.

Sensor

RX_TEMP

-1.6V

Reference

ADC

TEMP

RXCLKSRC_EN

SFI-5 Block

Detector & Status

CDR Block

PRBS

Pattern

Data Control

Fixed

Data

Data Select

Frame

Generator

Peak

Det

SFI5 compatabile I/O

GND referenced CML

Interface Definitions

AC coupled CML

LVCMOS (1.2, 1.8V)

>

>

EXTLOS

RXLOS[1]

RXLOS[0]

PEAKDET 1[7:0]

TH_ADJ0[7:0]

LOS_TH[7:0]

SPI Subsystem

Control DACs

Control logic

Status

RESN

RESP

1.0 K

Bias Current

Control

Select Resistor

.

.

.

Diode Temp.

Sensor

GTEMP_P

GTEMP_N

RXDATAIN _DELAY 1[5:0]

Level

Shift

FRAME_EPOCH

SMI5037 Block Diagram — 2:16 DQPSK CDR/Demultiplexer

Sierra Monolithics Inc. is now part of Semtech Incorporated. To view the most current product specifications and datasheets, contact your local Semtech Field Applications Engineer.