ST16C2552IJ44-F Exar Corporation, ST16C2552IJ44-F Datasheet - Page 31

• Manufacturer Part Number: ST16C2552IJ44-F
• Description: IC UART FIFO 16B DUAL 44PLCC
• Manufacturer: Exar Corporation
• Type: RS- 232 or RS- 485r

Specifications of ST16C2552IJ44-F

• Number Of Channels: 2, DUART
• Package / Case: 44-LCC (J-Lead)
• Features: *
• Fifo's: 16 Byte
• Protocol: RS232, RS485
• Voltage - Supply: 3.3 V ~ 5 V
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• With Cmos: Yes
• Mounting Type: Surface Mount
• Data Rate: 4 Mbps
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.97 V
• Supply Current: 3 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 3.3 V or 5 V
• No. Of Channels: 2
• Supply Voltage Range: 2.97V To 5.5V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: PLCC
• No. Of Pins: 44
• 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: 1016-1258-5

REV. 4.2.2
F
F
IGURE
IGURE
RXRDY#
RX
INT
IOR#
(Reading data out
of RX FIFO)
RX
INT
RXRDY#
IOR#
(Reading data out
of RX FIFO)
18. R
19. R
ECEIVE
ECEIVE
First Byte is
Received in
RX FIFO
Start
Start
Bit
Bit
S
S
D0:D7
D0:D7
R
R
Stop
EADY
Bit
EADY
Trigger Level or RX Data
RX FIFO fills up to RX
Stop
Bit
S
S
& I
T
& I
SSR
D0:D7
Timeout
D0:D7
NTERRUPT
NTERRUPT
T
T
Trigger Level or RX Data
RX FIFO fills up to RX
T
T
D0:D7
D0:D7
T
IMING
IMING
T
SSI
Timeout
SSI
[FIFO M
[FIFO M
S
S
T
D0:D7
SSR
D0:D7
31
ODE
ODE
T
2.97V TO 5.5V DUAL UART WITH 16-BYTE FIFO
T
, DMA D
, DMA E
S
S
D0:D7
D0:D7
T
NABLED
ISABLED
T
S
S
T
RRI
T
D0:D7
RRI
D0:D7
]
]
FOR
FOR
T
T
RX FIFO drops
Trigger Level
RX FIFO drops
Trigger Level
below RX
S
C
C
below RX
S
HANNELS
HANNELS
D0:D7
D0:D7
Empties
T
FIFO
RR
T
Empties
T
RR
T
FIFO
ST16C2552
RXINTDMA#
A & B
A & B
RXFIFODMA