ST16C554DCQ-0A-EB Exar Corporation, ST16C554DCQ-0A-EB Datasheet - Page 34

• Manufacturer Part Number: ST16C554DCQ-0A-EB
• Description: EVAL BOARD FOR ST16C554D 64TQFP
• Manufacturer: Exar Corporation

Specifications of ST16C554DCQ-0A-EB

• Interface Type: UART
• Data Bus Width: 8 bit
• For Use With/related Products: ST16C554D
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ST16C554/554D
2.97V TO 5.5V QUAD UART WITH 16-BYTE FIFO
F
IGURE
(Unloading)
(Loading data
TX
INT*
IOW#
into FIFO)
TXRDY#
*INT is cleared when the ISR is read or when at least 1 byte is written to the TX FIFO.
22. T
TX FIFO
RANSMIT
Empty
enabled
IER[1]
R
EADY
Start
S
Bit
ISR is read
& I
D0:D7
T
WRI
NTERRUPT
Stop
Bit
T
S
T
IMING
D0:D7
[FIFO M
T
S
TX FIFO
34
D0:D7
Full
ODE
T
, DMA M
T
SRT
T
S
D0:D7
ODE
T
WT
T
E
S
NABLED
D0:D7
ISR is read
]
T
FOR
empty location
At least 1
in FIFO
C
HANNELS
S
Last Data Byte
Transmitted
D0:D7
T
SI
REV. 4.0.1
T
A-D