SC16C554IB80,551 NXP Semiconductors, SC16C554IB80,551 Datasheet - Page 41

• Manufacturer Part Number: SC16C554IB80,551
• Description: IC UART QUAD W/FIFO 80-LQFP
• Manufacturer: NXP Semiconductors

Specifications of SC16C554IB80,551

• Number Of Channels: 4, QUART
• Fifo's: 16 Byte
• Voltage - Supply: 2.5V, 3.3V, 5V
• With Auto Flow Control: Yes
• With Irda Encoder/decoder: Yes
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• With Cmos: Yes
• Mounting Type: Surface Mount
• Package / Case: 80-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 568-3271; 935270075551; SC16C554IB80-S

Philips Semiconductors
9397 750 11616
Product data
Fig 16. Receive ready timing in non-FIFO mode.
Fig 17. Receive ready timing in FIFO mode.
RXRDY
RXRDY
IOR
IOR
RX
RX
START
START
BIT
BIT
D0
D0
Quad UART with 16-byte FIFO and infrared (IrDA) encoder/decoder
D1
D1
Rev. 04 — 19 June 2003
D2
D2
DATA BITS (5–8)
DATA BITS (5–8)
D3
D3
D4
D4
D5
D5
D6
D6
D7
D7
SC16C554/554D
© Koninklijke Philips Electronics N.V. 2003. All rights reserved.
PARITY
PARITY
BIT
BIT
STOP
STOP
BIT
BIT
FIRST BYTE THAT
REACHES THE
TRIGGER LEVEL
START
NEXT
DATA
t
t
25d
25d
BIT
ACTIVE
ACTIVE
READY
READY
ACTIVE
ACTIVE
DATA
DATA
t
t
26d
26d
002aaa115
002aaa114
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