SCC2681TC1A44,518 NXP Semiconductors, SCC2681TC1A44,518 Datasheet - Page 10

• Manufacturer Part Number: SCC2681TC1A44,518
• Description: IC DUART SOT187-2
• Manufacturer: NXP Semiconductors

Specifications of SCC2681TC1A44,518

• 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: Surface Mount
• Package / Case: 44-LCC (J-Lead)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935274519518; SCC2681TC1A44-T; SCC2681TC1A44-T

Philips Semiconductors
2004 Apr 06
Dual asynchronous receiver/transmitter (DUART)
NOTES:
1.
2.
INTRN or OP3-OP7 when used as interrupt outputs.
The test for open drain outputs is intended to guarantee switching of the output transistor. Measurement of this response is referenced from the midpoint of the switching
signal, V
test environment are pronounced and can greatly affect the resultant measurement.
M
, to a point 0.5V above V
OP0–OP7
IP0–IP6
WRN
RDN
t
PS
OL
INTERRUPT
. This point represents noise margin that assures true switching has occurred. Beyond this level, the effects of external circuitry and
OUTPUT
WRN
1
OLD DATA
Figure 6. Interrupt Timing
Figure 5. Port Timing
(a) INPUT PINS
(b) OUTPUT PINS
10
V
t
PD
M
t
t
PH
IR
V
NEW DATA
OL
+0.5V
V
OL
SD00101
SCC2681T
SD00102
Product data