XR82C684CJ/44-F Exar Corporation, XR82C684CJ/44-F Datasheet - Page 60

• Manufacturer Part Number: XR82C684CJ/44-F
• Description: IC UART CMOS QUAD 44PLCC
• Manufacturer: Exar Corporation
• Type: CMOS Quad Channel UARTr

Specifications of XR82C684CJ/44-F

• Number Of Channels: 4, QUART
• Package / Case: 44-LCC (J-Lead)
• Features: *
• Fifo's: 3 Byte
• Voltage - Supply: 5V
• Mounting Type: Surface Mount
• Data Rate: 1 Mbps
• Supply Voltage (max): 5.25 V
• Supply Voltage (min): 4.75 V
• Supply Current: 15 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 5 V
• Propagation Delay Time Ns: 400 ns
• No. Of Channels: 4
• Supply Voltage Range: 4.75V To 5.25V
• Operating Temperature Range: 0°C To +70°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: 1016-1325-5

Note: The “shaded” options are only available in the 68 pin
Table 13. ACR1[6:4] Bit Field Definition - C/T#1
Note: The “shaded” options are only available in the 68 pin
Table 13A. ACR2[6:4] Bit Field Definition - C/T#2
D.3.1 Timer Mode:
Please note that of the two C/T Modes, the Timer Mode is
the only mode which is relevant to the function of Bit Rate
Selection.
Mode is also discussed below.
Bit
Bit
XR82C684
6
6
PLCC.
PLCC.
Bit
Bit
5
5
Sections D.3.1
Bit
However, for completeness, the Counter
4
Bit
4
Mode
Mode
C/T
C/T
D.3.2
Timing Source
Timing Source
Table 1
Table 1
Frequency of Selected Timing Source
Frequency of Selected Timing Source
CTUR
CTUR
+ CTLR
+ CTLR