SC16C554BIB80 NXP Semiconductors, SC16C554BIB80 Datasheet - Page 25

• Manufacturer Part Number: SC16C554BIB80
• Description: IC, UART, QUAD, 16BYTE FIFO, 16C554
• Manufacturer: NXP Semiconductors

Specifications of SC16C554BIB80

• No. Of Channels: 4
• Data Rate: 5Mbps
• Supply Voltage Range: 2.25V To 5.5V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: LQFP
• No. Of Pins: 80
• Svhc: No SVHC (18-Jun-2010)
• Uart Features: Pin & Software Compatible, 16-Byte Transmit FIFO, Automatic Hardware Flow Control
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

NXP Semiconductors
SC16C554B_554DB
Product data sheet
Fig 16. Internal Loopback mode diagram (68 mode)
D0 to D7
A0 to A4
RXRDY
RESET
TXRDY
16/68
R/W
IRQ
CS
SC16C554B/554DB
INTERRUPT
REGISTER
CONTROL
DATA BUS
CONTROL
SELECT
LOGIC
LOGIC
LOGIC
AND
All information provided in this document is subject to legal disclaimers.
5 V, 3.3 V and 2.5 V quad UART, 5 Mbit/s (max.) with 16-byte FIFOs
Rev. 4 — 8 June 2010
XTAL1
GENERATOR
REGISTERS
REGISTERS
CLOCK AND
BAUD RATE
TRANSMIT
CONTROL
CONTROL
RECEIVE
LOGIC
LOGIC
FLOW
FLOW
FIFO
FIFO
XTAL2
TRANSMIT
REGISTER
REGISTER
RECEIVE
CONTROL
SC16C554B/554DB
SHIFT
SHIFT
MODEM
LOGIC
002aaa884
© NXP B.V. 2010. All rights reserved.
TXA to TXD
RXA to RXD
RTSA to RTSD
CTSA to CTSD
DTRA to DTRD
DSRA to DSRD
OP1A to OP1D
RIA to RID
OP2A to OP2D
CDA to CDD
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