SC28C198A1A PHILIPS [NXP Semiconductors], SC28C198A1A Datasheet - Page 51

• Manufacturer Part Number: SC28C198A1A
• Description: Octal UART for 3.3V and 5V supply voltage
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
Note: CEN must not be active during an IACKN cycle. If CEN is
active IACKN will be ignored and a normal read or write will be
executed according to W_RN.
1999 Jan 14
Octal UART for 3.3V and 5V supply voltage
1X DATA CLOCK
T/RF
T/RF
Figure 9. Counter/Timer Baud Rate Clock, External
SCLK
SCLK
T/RF
Figure 11. Transmitter and Receiver Timing
Figure 10. Tx/Rx Clock Timing, External
RxD
TxD
t
SCLKH
Figure 8. SCLK Timing
TC/TH
TC/TH
t
TXD
51
f
FC/T
Frx
Ftx
SCLK
In the synchronous mode extended IACKN signal cycle will start
another IACKN. (This may not be desired but is allowed)
t
RXS
t
SCLKL
TC/TL
Trx
Ttx
t
RXH
SD00199
TC/TO
TC/TO
SD00201
SD00200
SD00202
SC28L198
Product specification