sc68c2550b NXP Semiconductors, sc68c2550b Datasheet - Page 28

• Manufacturer Part Number: sc68c2550b
• Description: Sc68c2550b 5 V, 3.3 V And 2.5 V Dual Uart, 5 Mbit/s Max. , With 16-byte Fifos And Motorola Up Interface
• Manufacturer: NXP Semiconductors

Philips Semiconductors
9397 750 14941
Product data sheet
Fig 11. Receive ready timing in FIFO mode
Fig 12. Transmit timing
RXA, RXB
TXA, TXB
CS (write)
RXRDYA,
CS (read)
RXRDYB
IRQ
active
Start
Start
bit
bit
t
t
d12
d13
D0
D0
5 V, 3.3 V and 2.5 V dual UART, 5 Mbit/s (max.), with 16-byte FIFOs
D1
D1
Rev. 02 — 28 April 2005
5 data bits
6 data bits
7 data bits
D2
D2
16 baud rate clock
data bits (0 to 7)
data bits (0 to 7)
D3
D3
D4
D4
D5
D5
TX ready
active
D6
D6
D7
D7
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
parity
parity
bit
bit
SC68C2550B
Stop
Stop
bit
bit
first byte that
reaches the
trigger level
active data
Start
next
data
t
t
t
ready
d16
bit
d14
active
active
d15
002aab092
002aab093
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