ST16C554DIJ68-F Exar Corporation, ST16C554DIJ68-F Datasheet - Page 32

• Manufacturer Part Number: ST16C554DIJ68-F
• Description: IC UART FIFO 16B QUAD 68PLCC
• Manufacturer: Exar Corporation
• Type: Quad UART with 16-byte FIFOsr

Specifications of ST16C554DIJ68-F

• Number Of Channels: 4, QUART
• Package / Case: 68-LCC (J-Lead)
• Features: *
• Fifo's: 16 Byte
• Protocol: RS232
• Voltage - Supply: 2.97 V ~ 5.5 V
• With Auto Flow Control: Yes
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• With Cmos: Yes
• Mounting Type: Surface Mount
• Data Rate: 1.5 Mbps
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.97 V
• Supply Current: 6 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 3.3 V, 5 V
• No. Of Channels: 4
• Supply Voltage Range: 2.97V To 5.5V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: PLCC
• No. Of Pins: 68
• Filter Terminals: SMD
• 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: 1016-1267-5

ST16C554/554D
2.97V TO 5.5V QUAD UART WITH 16-BYTE FIFO
F
F
IGURE
IGURE
RXRDY#
RX
INT
(Reading data out
of RX FIFO)
INT*
TXRDY#
IOW#
IOR#
TX
(Unloading)
(Loading data
into THR)
*INT is cleared when the ISR is read or when data is loaded into the THR.
18. T
19. R
IER[1]
enabled
RANSMIT
ECEIVE
T
First Byte is
Received in
WRI
RX FIFO
Start
Bit
S
D0:D7
T
R
Start
Stop
WT
R
Bit
Bit
EADY
EADY
S
ISR is read
& I
T
SSR
T
& I
D0:D7
D0:D7
SRT
NTERRUPT
NTERRUPT
T
T
WRI
Trigger Level or RX Data
Stop
RX FIFO fills up to RX
Bit
T
D0:D7
T
IMING
T
T
SSI
Timeout
IMING
WT
[FIFO M
S
[N
ISR is read
D0:D7
T
D0:D7
ON
SRT
32
-FIFO M
ODE
T
, DMA D
S
ODE
D0:D7
]
FOR
T
ISABLED
S
T
T
WRI
RRI
C
D0:D7
HANNELS
]
T
FOR
T
WT
RX FIFO drops
Trigger Level
below RX
S
C
A-D
HANNELS
D0:D7
ISR is read
D0:D7
T
SRT
Empties
T
FIFO
RR
T
TXNonFIFO
RXINTDMA#
A-D
REV. 4.0.1