sc26c198a1a NXP Semiconductors, sc26c198a1a Datasheet - Page 47

• Manufacturer Part Number: sc26c198a1a
• Description: Octal Uart With Ttl Compatibility At 3.3v And 5v Supply Voltages
• Manufacturer: 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.
1995 May 1
Octal UART with TTL compatibility at 3.3V
and 5V supply voltages
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
382
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
TC/TO
TC/TO
SC26C198 SC68C198
SC26L198 SC68L198
Product specification
SD00200
SD00201
SD00202
SD00199