sc26c198a1a NXP Semiconductors, sc26c198a1a Datasheet - Page 44

• Manufacturer Part Number: sc26c198a1a
• Description: Octal Uart With Ttl Compatibility At 3.3v And 5v Supply Voltages
• Manufacturer: NXP Semiconductors

Philips Semiconductors
1995 May 1
Octal UART with TTL compatibility at 3.3V
and 5V supply voltages
ADDRESS
ADDRESS
DACKN
DACKN
W_RN
W_RN
SCLK
SCLK
DATA
DATA
CEN
CEN
INVALID
INVALID
t
CS
C1
C1
INVALID
INVALID
Figure 2. Basic Write Cycle, ASYNC
Figure 3. Basic Write Cycle, SYNC
t
t
CS
t
RWS
RWS
C2
C2
379
t
t
AS
AS
VALID
VALID
t
t
RWH
RWH
t
CH
t
t
C3
AH
C3
AH
t
DS
SC26C198 SC68C198
DAK
DAK
t
SC26L198 SC68L198
DS
VALID
VALID
C4
C4
DLY
DLY
t
t
DH
DH
t
CH
C4
C4
DAK
CEN HIGH
INVALID
INVALID
DLY
t
RWD
C4 END
DAK
t
STP
Product specification
INVALID
INVALID
DLY
SD00194
SD00195