sc68c652b NXP Semiconductors, sc68c652b Datasheet - Page 31

• Manufacturer Part Number: sc68c652b
• Description: Sc68c652b 5 V, 3.3 V And 2.5 V Dual Uart, 5 Mbit/s Max. With 32-byte Fifos, Irda Encoder/decoder, And Motorola Up Interface
• Manufacturer: NXP Semiconductors

Philips Semiconductors
9397 750 14657
Product data sheet
Fig 7. Modem input/output timing
Fig 8. External clock timing
(1) CS timing during a write cycle. See
(2) CS timing during a read cycle. See
DSRA, DSRB
DTRA, DTRB
CTSA, CTSB
RTSA, RTSB
CS (write)
CS (read)
f
EXTERNAL
CDA, CDB
XTAL
RIA, RIB
CLOCK
IRQ
=
(1)
(2)
-------
t
3w
1
change of state
active
t
2w
Figure
Figure
t
d7
t
3w
5.
6.
Rev. 01 — 25 April 2005
change of state
t
1w
Dual UART with 32-byte FIFOs and IrDA encoder/decoder
t
d8
change of state
active
active
t
d9
t
d8
change of state
active
active
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
SC68C652B
t
d8
change of state
002aaa112
active
active
002aab089
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