SC16C2550BIA44 NXP Semiconductors, SC16C2550BIA44 Datasheet - Page 3

• Manufacturer Part Number: SC16C2550BIA44
• Description: UART, 2 CH, 16BYTE FIFO, 16C2550
• Manufacturer: NXP Semiconductors

Specifications of SC16C2550BIA44

• Data Rate: 5Mbps
• Transmit Fifo: 16Byte
• Receive Fifo: 16Byte
• Transmitter And Receiver Fifo Counter: Yes
• Package Type: PLCC
• Operating Supply Voltage (max): 5.5V
• Mounting: Surface Mount
• Pin Count: 44
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Number Of Channels: 2
• No. Of Channels: 2
• Supply Voltage Range: 2.25V To 5.5V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: PLCC
• No. Of Pins: 44
• Svhc: No SVHC (18-Jun-2010)
• Operating: RoHS Compliant
• Uart Features: Independent Transmit & Receive UART Control, Software Selectable Baud Rate Generator
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Compliant

NXP Semiconductors
4. Block diagram
SC16C2550B_5
Product data sheet
Fig 1.
RXRDYA, RXRDYB
TXRDYA, TXRDYB
INTA, INTB
Block diagram of SC16C2550B
D0 to D7
A0 to A2
RESET
CSA
CSB
IOW
IOR
SC16C2550B
INTERRUPT
REGISTER
CONTROL
CONTROL
DATA BUS
SELECT
LOGIC
LOGIC
LOGIC
AND
5 V, 3.3 V and 2.5 V dual UART, 5 Mbit/s (max.), with 16-byte FIFOs
Rev. 05 — 12 January 2009
XTAL1
GENERATOR
CLOCK AND
BAUD RATE
TRANSMIT
REGISTER
REGISTER
RECEIVE
FIFO
FIFO
XTAL2
TRANSMIT
REGISTER
REGISTER
RECEIVE
SHIFT
SHIFT
CONTROL
MODEM
LOGIC
SC16C2550B
002aaa595
© NXP B.V. 2009. All rights reserved.
TXA, TXB
RXA, RXB
DTRA, DTRB
RTSA, RTSB
OP2A, OP2B
CTSA, CTSB
RIA, RIB
CDA, CDB
DSRA, DSRB
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