SC16C554BIB80 NXP Semiconductors, SC16C554BIB80 Datasheet - Page 44

• 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 25. Receive ready timing in non-FIFO mode
Fig 26. Receive ready timing in FIFO mode
RXRDY
RXRDY
IOR
IOR
RX
RX
start
start
bit
bit
All information provided in this document is subject to legal disclaimers.
D0
D0
5 V, 3.3 V and 2.5 V quad UART, 5 Mbit/s (max.) with 16-byte FIFOs
D1
D1
Rev. 4 — 8 June 2010
D2
D2
data bits (0 to 7)
data bits (0 to 7)
D3
D3
D4
D4
D5
D5
D6
D6
SC16C554B/554DB
D7
D7
parity
parity
bit
bit
stop
stop
bit
bit
active data
active data
first byte that
reaches the
trigger level
t
t
26d
26d
data
start
next
bit
ready
ready
t
t
active
active
25d
25d
© NXP B.V. 2010. All rights reserved.
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