SCC2681TC1A44,512 NXP Semiconductors, SCC2681TC1A44,512 Datasheet - Page 12

• Manufacturer Part Number: SCC2681TC1A44,512
• Description: IC DUART SOT187-2
• Manufacturer: NXP Semiconductors

Specifications of SCC2681TC1A44,512

• 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)
• Transmitter And Receiver Fifo Counter: No
• Operating Supply Voltage (typ): 5V
• Package Type: PLCC
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Mounting: Surface Mount
• Pin Count: 44
• Operating Temperature (min): 0C
• Operating Temperature (max): 70C
• Operating Temperature Classification: Commercial
• Supply Current: 10mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935274519512; SCC2681TC1A44; SCC2681TC1A44

Philips Semiconductors
2004 Apr 06
Dual asynchronous receiver/transmitter (DUART)
NOTES:
1. Timing shown for MR1(7) = 1.
2. Shown for OPCR(4) = 1 and MR1(6) = 0.
NOTES:
1. Timing shown for MR2(4) = 1.
2. Timing shown for MR2(5) = 1.
TRANSMITTER
RECEIVER
OVERRUN
ENABLED
RxRDY/
RxRDY
FFULL
FFULL
(OP5)
ENABLED
(OP0)
(SR0)
(SR1)
(SR4)
RTS
RDN
RxD
TxRDY
CTSN
RTSN
(SR2)
(OP0)
2
1
WRN
(IP0)
TxD
1
2
OPR(0) = 1
OPR(0) = 1
D1
D1
D2
D1
S
D1
D
D2
S = STATUS
D = DATA
Figure 10. Transmitter Timing
Figure 11. Receiver Timing
D2
D3
D3
Figure 9. Receive
BREAK
START
12
D3
D4
D5 WILL
BE LOST
D4
BREAK
D5
BREAK
STOP
S
D2
D
TRANSMITTED
D6
D4
D5 WILL
NOT BE
S D
D6, D7, D8 WILL BE LOST
D3
S D
D7
D4
OPR(0) = 1
D6
RESET BY
COMMAND
SCC2681T
SD00105
SD00094
D8
D6
Product data