SC28L194 Philips Semiconductors, SC28L194 Datasheet - Page 44

• Manufacturer Part Number: SC28L194
• Description: Quad UART for 3.3V and 5V supply voltage
• Manufacturer: Philips Semiconductors

Philips Semiconductors
1998 Sep 21
ADDRESS
Quad UART for 3.3V and 5V supply voltage
DACKN
W_RN
SCLK
DATA
ADDRESS
CEN
DACKN
W_RN
SCLK
DATA
CEN
INVALID
INVALID
C1
INVALID
t
CS
t
CS
t
RWS
C1
INVALID
C2
Figure 6. Basic Read Cycle, ASYNC
Figure 7. Basic Read Cycle, SYNC
t
t
AS
RWS
t
RWH
VALID
DATA=00
t
CH
C3
t
AH
C2
t
DD
44
t
AS
DAK
C4
C4
DLY
VALID
t
DATA=00
RWH
VALID
t
C3
AH
DAK
C4 END
t
DD
t
DF
DLY
C1
INVALID
INVALID
DAK
C4
DLY
t
VALID
CH
t
STP
C4
C2
DAK
CEN
DLY
t
t
DF
RWD
Preliminary specification
SC28L194
INVALID
INVALID
SD00196
SD00197