XR68C681J-F Exar Corporation, XR68C681J-F Datasheet - Page 52
![IC UART CMOS DUAL 44PLCC](/photos/29/6/290695/plcc-44_sml.jpg)
XR68C681J-F
Manufacturer Part Number
XR68C681J-F
Description
IC UART CMOS DUAL 44PLCC
Manufacturer
Exar Corporation
Type
CMOS Dual Channel UARTr
Datasheet
1.XR68C681J-F.pdf
(75 pages)
Specifications of XR68C681J-F
Number Of Channels
2, DUART
Package / Case
44-LCC (J-Lead)
Features
*
Fifo's
1 Byte, 3 Byte
Voltage - Supply
5V
Mounting Type
Surface Mount
Data Rate
1 Mbps
Supply Voltage (max)
5.5 V
Supply Voltage (min)
4.5 V
Supply Current
15 mA
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Operating Supply Voltage
5 V
Propagation Delay Time Ns
400 ns
No. Of Channels
2
Supply Voltage Range
4.75V To 5.25V
Operating Temperature Range
-40°C To +85°C
Digital Ic Case Style
PLCC
No. Of Pins
44
Filter Terminals
SMD
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
1016-1324-5
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
XR68C681J-F
Manufacturer:
Exar Corporation
Quantity:
10 000
MR2n[3:0] - Stop Bit Length
SRn[7] Received Break
XR68C681
Received
Break
Bit 7
Framing
Error
Bit 6
Figure 24
Table 19. The Bit Format of the Status Register’s SRA and SRB
Parity Error
Bit 5
Figure 26
Overrun
Error
Bit 4
G.4 Status Register, SRn
SRn[6] Framing Error
TXEMT
Bit 3
Table 2
TXRDY
Bit 2
FFULL
Bit 1
RXRDY
Bit 0