SC26C92 Philips Semiconductors, SC26C92 Datasheet - Page 23

• Manufacturer Part Number: SC26C92
• Description: Dual universal asynchronous receiver/transmitter DUART
• Manufacturer: Philips Semiconductors

Philips Semiconductors
2000 Jan 31
Dual universal asynchronous receiver/transmitter (DUART)
(WRITE)
(READ)
A0–A3
D0–D7
D0–D7
WDN
RDN
CEN
(a) INPUT PINS
(b) OUTPUT PINS
OP0–OP7
IP0–IP6
WRN
RDN
FLOAT
t
t
AS
CS
RESETN
t
PS
t
AH
t
DD
VALID
NOT
t
RW
OLD DATA
Figure 3. Reset Timing
Figure 5. Port Timing
Figure 4. Bus Timing
t
DS
VALID
t
VALID
RES
23
t
CH
t
DF
t
PH
t
DH
SD00133
t
PD
t
t
RWD
RWD
FLOAT
NEW DATA
SD00135
SD00087
Product specification
SC26C92