SCC2681AE1N28,112 NXP Semiconductors, SCC2681AE1N28,112 Datasheet - Page 22

• Manufacturer Part Number: SCC2681AE1N28,112
• Description: IC DUART 28-DIP
• Manufacturer: NXP Semiconductors

Specifications of SCC2681AE1N28,112

• Features: False-start Bit Detection
• Number Of Channels: 2, DUART
• Fifo's: 3Bit
• Voltage - Supply: 4.5 V ~ 5.5 V
• With Parallel Port: Yes
• With Auto Flow Control: Yes
• With False Start Bit Detection: Yes
• With Cmos: Yes
• Mounting Type: Through Hole
• Package / Case: 28-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935274498112; SCC2681AE1N28; SCC2681AE1N28

Philips Semiconductors
TIMING DIAGRAMS
2004 Apr 06
Dual asynchronous receiver/transmitter (DUART)
(WRITE)
(READ)
A0–A3
D0–D7
D0–D7
WDN
RDN
CEN
OP0–OP7
IP0–IP6
RESET
WRN
RDN
FLOAT
t
t
AS
CS
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
RES
t
DS
VALID
VALID
V
M
22
= 1.5V
t
CH
t
DF
t
PH
t
DH
t
PD
V
t
t
M
RWD
RWD
FLOAT
NEW DATA
SD00086
SD00089
V
V
OH
OL
SD00087
SCC2681
Product data