XR16C864IQ-F Exar Corporation, XR16C864IQ-F Datasheet - Page 47

• Manufacturer Part Number: XR16C864IQ-F
• Description: IC UART FIFO 128B QUAD 100QFP
• Manufacturer: Exar Corporation
• Type: Quad UART with 128-byte FIFOsr

Specifications of XR16C864IQ-F

• Number Of Channels: 4, QUART
• Package / Case: 100-BQFP
• Features: *
• Fifo's: 128 Byte
• Protocol: RS232, RS485
• Voltage - Supply: 2.97 V ~ 5.5 V
• With Auto Flow Control: Yes
• With Irda Encoder/decoder: Yes
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• With Cmos: Yes
• Mounting Type: Surface Mount
• Data Rate: 2 Mbps
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.97 V
• Supply Current: 3 mA to 6 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 2.97 V to 5.5 V
• No. Of Channels: 4
• Uart Features: Tx/Rx FIFO Counters
• Supply Voltage Range: 2.97V To 5.5V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: QFP
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 1016-1277

áç
áç
REV. 2.0.1
áç
áç
F
IGURE
(Unloading)
(Loading data
*INT is cleared when the ISR is read or when TX FIFO fills up to the trigger level.
into FIFO)
TX
INT*
TXRDY#
IOW#
23. T
RANSMIT
TX FIFO
Empty
enabled
IER[1]
TX FIFO
Data in
R
EADY
Start
Bit
ISR is read
& I
S
T
D0:D7
WT
NTERRUPT
TX FIFO fills up
to trigger level
Stop
Bit
T
T
S
IMING
D0:D7
[FIFO M
T
S
47
D0:D7
T
WRI
2.97V TO 5.5V QUAD UART WITH 128-BYTE FIFO
ODE
T
, DMA M
T
SI
T
S
D0:D7
below trigger level
ODE
TX FIFO drops
T
D
S
ISR is read
ISABLED
D0:D7
T
]
FOR
C
S
Last Data Byte
HANNELS
Transmitted
D0:D7
TXDMA#
TX FIFO
Empty
T
XR16C864
SRT
T
A-D