XR16M598 Datasheet, PDF (4/58 Pages) Exar Corporation – 1.62V TO 3.63V HIGH PERFORMANCE OCTAL UART WITH 16-BYTE FIFO

XR16M598
1.62V TO 3.63V HIGH PERFORMANCE OCTAL UART WITH 16-BYTE FIFO
REV. 1.0.0
NAME
TX1
RX1
RTS1#
CTS1#
DTR1#
DSR1#
CD1#
RI1#
TX2
RX2
RTS2#
CTS2#
DTR2#
DSR2#
CD2#
RI2#
TX3
RX3
RTS3#
CTS3#
DTR3#
DSR3#
CD3#
RI3#
TX4
PIN #
85
92
87
91
86
90
89
88
80
73
78
74
79
75
76
77
72
65
70
66
71
67
68
69
64
TYPE
DESCRIPTION
O ^{UART channel 1 Transmit Data or infrared transmit data.}
I ^{UART channel 1 Receive Data or infrared receive data. Normal RXD input idles}
HIGH. The infrared pulse can be inverted internally prior to decoding by setting
FCTR bit-4.
O ^{UART channel 1 Request to Send or general purpose output (active LOW). See}
description of RTS0# pin.
I ^{UART channel 1 Clear to Send or general purpose input (active LOW). See descrip-}
tion of CTS0# pin.
O ^{UART channel 1 Data Terminal Ready or general purpose output (active LOW). See}
description of DTR0# pin.
I ^{UART channel 1 Data Set Ready or general purpose input (active LOW). See}
description of DSR0# pin.
I ^{UART channel 1 Carrier Detect or general purpose input (active LOW).}
I ^{UART channel 1 Ring Indicator or general purpose input (active LOW).}
O ^{UART channel 2 Transmit Data or infrared transmit data.}
I ^{UART channel 2 Receive Data or infrared receive data. Normal RXD input idles}
HIGH. The infrared pulse can be inverted internally prior to decoding by setting
FCTR bit-4.
O ^{UART channel 2 Request to Send or general purpose output (active LOW). See}
description of RTS0# pin.
I ^{UART channel 2 Clear to Send or general purpose input (active LOW). See descrip-}
tion of CTS0# pin.
O ^{UART channel 2 Data Terminal Ready or general purpose output (active LOW). See}
description of DTR0# pin.
I ^{UART channel 2 Data Set Ready or general purpose input (active LOWactive LOW).}
See description of DSR0# pin.
I ^{UART channel 2 Carrier Detect or general purpose input (active LOW).}
I ^{UART channel 2 Ring Indicator or general purpose input (active LOW).}
O ^{UART channel 3 Transmit Data or infrared transmit data.}
I ^{UART channel 3 Receive Data or infrared receive data. Normal RXD input idles}
HIGH. The infrared pulse can be inverted internally prior to decoding by setting
FCTR bit-4.
O ^{UART channel 3 Request to Send or general purpose output (active LOW). See}
description of RTS0# pin.
I ^{UART channel 3 Clear to Send or general purpose input (active LOW). See descrip-}
tion of CTS0# pin.
O ^{UART channel 3 Data Terminal Ready or general purpose output (active LOW). See}
description of DTR0# pin.
I ^{UART channel 3 Data Set Ready or general purpose input (active LOW). See}
description of DSR0# pin.
I ^{UART channel 3 Carrier Detect or general purpose input (active LOW).}
I ^{UART channel 3 Ring Indicator or general purpose input (active LOW).}
O ^{UART channel 4 Transmit Data or infrared transmit data.}
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