SC16C554BIBS,557 NXP Semiconductors, SC16C554BIBS,557 Datasheet - Page 24

• Manufacturer Part Number: SC16C554BIBS,557
• Description: IC UART QUAD SOT778-3
• Manufacturer: NXP Semiconductors

Specifications of SC16C554BIBS,557

• Number Of Channels: 4, QUART
• Fifo's: 16 Byte
• Voltage - Supply: 2.5V, 3.3V, 5V
• With Auto Flow Control: Yes
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• With Cmos: Yes
• Mounting Type: Surface Mount
• Package / Case: 48-VQFN Exposed Pad, 48-HVQFN, 48-SQFN, 48-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935279072557; SC16C554BIBS; SC16C554BIBS

NXP Semiconductors
SC16C554B_554DB
Product data sheet
Fig 15. Internal Loopback mode diagram (16 mode) for HVQFN48 package
INTA to INTD
CSA to CSD
D0 to D7
A0 to A2
RESET
IOW
IOR
SC16C554B/554DB (HVQFN48)
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
REGISTERS
REGISTERS
GENERATOR
CLOCK AND
TRANSMIT
BAUD RATE
CONTROL
CONTROL
RECEIVE
LOGIC
LOGIC
FLOW
FLOW
FIFO
FIFO
XTAL2
TRANSMIT
REGISTER
SC16C554B/554DB
REGISTER
RECEIVE
CONTROL
SHIFT
SHIFT
MODEM
LOGIC
002aab553
© NXP B.V. 2010. All rights reserved.
TXA to TXD
RXA to RXD
RTSA to RTSC
CTSA to CTSC
DTRC
DSRC
OP1C
RIC
OP2C
CDC
24 of 58