SCC68692C1A44 NXP Semiconductors, SCC68692C1A44 Datasheet - Page 21

• Manufacturer Part Number: SCC68692C1A44
• Description: UART, DUAL, SMD, 68692C1, PLCC44
• Manufacturer: NXP Semiconductors

Specifications of SCC68692C1A44

• No. Of Channels: 2
• Uart Features: Quadruple Buffered Receiver Data Register
• Supply Voltage Range: 4.5V To 5.5V
• Operating Temperature Range: 0°C To +70°C
• Digital Ic Case Style: PLCC
• No. Of Pins: 44
• Data Rate: 115.2Kilobaud
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Philips Semiconductors
2004 Mar 03
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
X1/CLK
CTCLK
RxC
TxC
C1 = C2 = 24pF FOR C
(1X OUTPUT)
(INPUT)
t
t
FREQUENCY:
LOAD CAPACITANCE (C
TYPE OF OPERATION:
CLK
CTC
t
t
Rx
TxC
TxC
Tx
3.6864MHz
L
= 20PF
TxD
L
TYPICAL CRYSTAL SPECIFICATION
):
X1
X2
Figure 10. Transit Timing
Figure 9. Clock Timing
t
TXD
t
t
(1 OR 16 CLOCKS)
CLK
CTC
t
t
Rx
Tx
1 BIT TIME
2 – 4MHZ
12 – 32pF
PARALLEL RESONANT, FUNDAMENTAL MODE
t
TCS
SCC2698B
21
4pF
3pF
50 TO
150 K
RESISTOR REQUIRED
WHEN U1 IS A TTL DEVICE
U1
TO INTERNAL CLOCK DRIVERS
SD00146
+5V
1K
R1
NC
SCC68692
SD00137
X1
X2
Product data