SCC2692AC1B44,551 NXP Semiconductors, SCC2692AC1B44,551 Datasheet - Page 21

• Manufacturer Part Number: SCC2692AC1B44,551
• Description: IC UART DUAL W/FIFO 44PQFP
• Manufacturer: NXP Semiconductors
• Type: Dual asynchronous receiver/transmitter (DUART)r

Specifications of SCC2692AC1B44,551

• Number Of Channels: 2, DUART
• Package / Case: 44-MQFP, 44-PQFP
• Features: False-start Bit Detection
• Fifo's: 3Bit
• Voltage - Supply: 5V
• With Parallel Port: Yes
• With Auto Flow Control: Yes
• With False Start Bit Detection: Yes
• With Cmos: Yes
• Mounting Type: Surface Mount
• Data Rate: 0.1152 MBd
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Supply Current: 10 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 935230510551; SCC2692AC1B44-S; SCC2692AC1B44-S

Philips Semiconductors
1998 Sep 04
Dual asynchronous receiver/transmitter (DUART)
NOTE:
C1 AND C2 SHOULD BE BASED ON MANUFACTURER’S SPECIFICATION. PARASITIC CAPACITANCE SHOULD
BE INCLUDED WITH C1 AND C2. R1 IS ONLY REQUIRED IF U1 WILL NOT DRIVE TO X1 INPUT LEVELS
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.
X1/CLK
CTCLK
RxC
TxC
M
, to a point 0.5V above V
C1 = C2 = 24pF FOR C
OL
t
t
FREQUENCY:
LOAD CAPACITANCE (C
TYPE OF OPERATION:
INTERRUPT
INTERRUPT
CLK
CTC
t
t
Rx
Tx
. This point represents noise margin that assures true switching has occurred. Beyond this level, the effects of external circuitry and
OUTPUT
OUTPUT
3.6864MHz
WRN
RDN
L
= 20PF
1
1
L
TYPICAL CRYSTAL SPECIFICATION
):
Figure 6. Interrupt Timing
X1
X2
Figure 7. Clock Timing
t
t
CLK
CTC
t
t
Rx
Tx
2 – 4MHZ
12 – 32pF
PARALLEL RESONANT, FUNDAMENTAL MODE
V
M
SCC2698B
21
4pF
3pF
50 TO
150 K
t
IR
V
M
t
IR
RESISTOR REQUIRED
WHEN U1 IS A TTL DEVICE
V
OL
V
U1
OL
+0.5V
TO INTERNAL CLOCK DRIVERS
+0.5V
V
OL
V
OL
+5V
1K
R1
NC
Product specification
SD00137
SCC2692
SD00136
X1
X2