xr16c854iv Exar Corporation, xr16c854iv Datasheet - Page 22

• Manufacturer Part Number: xr16c854iv
• Description: Quad Uart With Rx/tx Fifo Counters And 128-byte Fifo
• Manufacturer: Exar Corporation

XR16C854/854D
2.97V TO 5.5V QUAD UART WITH 128-BYTE FIFO
F
IGURE
13. I
NTERNAL
Transmit Shift Register
Receive Shift Register
L
OOP
(RHR/FIFO)
(THR/FIFO)
B
ACK IN
DTR#
DSR#
RTS#
CTS#
CD#
RI#
C
HANNELS
MCR bit-4=1
22
VCC
VCC
OP1#
OP2#
VCC
A-D
TX A-D
RX A-D
RTS# A-D
CTS# A-D
DTR# A-D
DSR# A-D
RI# A-D
CD# A-D
xr
REV. 3.0.1