SC16C754B NXP Semiconductors, SC16C754B Datasheet - Page 42

• Manufacturer Part Number: SC16C754B
• Description: 5 V - 3.3 V and 2.5 V quad UART - 5 Mbit/s (max.)
• Manufacturer: NXP Semiconductors

NXP Semiconductors
SC16C754B_4
Product data sheet
Fig 23. Transmit ready timing in non-FIFO mode
Fig 24. Transmit ready timing in FIFO mode (DMA mode 1)
D0 to D7
D0 to D7
TXRDY
TXRDY
IOW
IOW
TX
TX
byte #32
byte #1
active
active
t
27d
start
start
t
27d
bit
bit
transmitter
not ready
t
28d
D0
D0
t
FIFO full
28d
5 V, 3.3 V and 2.5 V quad UART, 5 Mbit/s (max.) with 64-byte FIFOs
D1
D1
Rev. 04 — 6 October 2008
5 data bits
6 data bits
7 data bits
D2
D2
data bits (0 to 7)
data bits (0 to 7)
D3
D3
D4
D4
active transmitter
D5
D5
ready
D6
D6
D7
D7
parity
parity
bit
bit
SC16C754B
stop
stop
bit
bit
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data
start
next
bit
© NXP B.V. 2008. All rights reserved.
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