XRT91L82 Datasheet, PDF (3/59 Pages) Exar Corporation – 2.488/2.666 GBPS STS-48/STM-16 SONET/SDH TRANSCEIVER

A GND
RXIP
RXIN
VDD_CML
TXON
TXOP
VDD_CML TXSCLKON TXSCLKOP VDD_CML REF2CLKP VDD_CML REF1CLKP GND
B GND
GND VDD_CML
GND
VDD_CML
GND
VDD_CML GND
VDD_CML
GND
REF2CLKN GND REF1CLKN GND
C AVDD_RX SDEXT SEREFDIS TXCLKO16SELLOCKDET_CDRLOCKDET_CMU TCK
TXSCLKOOFFLOOPTM_NOJA
TDI
VDD_CML CDRLCKREF VDD_CML AVDD_TX
/ CS
/ SDI
D GND
DISRD
AVDD_RX PIO_CFG1
/PRBS_LOCK
FIFO_RST
OVERFLOW
TDO
TMS
PRBS_EN
TXSWING
/ INT
DISRDCLK REFREQSEL1
AVDD_TX
(I²C - SDA) / SCLK
GND
E RXCAP1P
RXCAP1N
F
/ CP_OUT
GND
GND
INTERM
PIO_CFG0
/ VCXO_IN
VDD_CMOS GND
RESET
VDD_CMOS
VDD_CMOS
GND
PRBS_ERR
VDD_CMOS
/ SDO
GND
VDD_CMOS GND VDD_CMOS
POLARITY
DLOOP
REFREQSEL0
(I²C - SCL)
GND
RLOOPS_-
PRBSCLR
TXDI14P
GND
GND
XRES1P
XRES1N
G GND AVDD_RX VDD_IO RXDO0N
RXDO0P
GND
TXDI15N TXDI15P VDD_IO
TXDI13N TXDI13P TXDI14N AVDD_TX GND
H AVDD_RX GND
RXDO1N RXDO1P
GND
RXDO2N RXDO2P RXDO3P TXDI11P
GND
TXDI12N TXDI12P
GND AVDD_TX
J VDD_IO RXDO4N RXDO4P VDD_CMOS RXDO5N
RXDO5P VDD_CMOS RXDO3N TXDI11N
TXDI9P
VDD_IO TXDI10N TXDI10P TXDI8P
K RXDO6N RXDO6P VDD_IO RXDO7N
RXDO7P
VDD_IO
RXDO8N RXDO8P VDD_IO
TXDI9N
TXDI7N TXDI7P VDD_IO TXDI8N
L GND
RXDO9N RXDO9P
GND
RXDO10N
RXDO10P SE_REF RXDO11P TXDI5N
TXDI5P
GND
TXDI6N TXDI6P GND
M RXDO12N RXDO12P VDD_IO RXDO13N RXDO13P VDD_CMOS RXDO14P RXDO11N VDD_CMOS TXDI3N
TXDI3P VDD_CMOS TXDI4N TXDI4P
N VDD_IO HOST/HW TRST
VDD_IO
RXDO15N
RXDO15P RXDO14N GND
TXDI1N
TXDI1P
VDD_IO TXDI2N TXDI2P VDD_IO
PTXCLKO16NTXCLKO16P GND RXPCLKON RXPCLKOP
1
2
3
4
5
GND
TXPCLKON TXPCLKOP GND
6
7
8
9
TXPCLKIN TXPCLKIP GND
TXDI0N TXDI0P
10
11
12
13
14