XR17V258IV-F Exar Corporation, XR17V258IV-F Datasheet - Page 59

• Manufacturer Part Number: XR17V258IV-F
• Description: IC UART PCI BUS OCTAL 144LQFP
• Manufacturer: Exar Corporation
• Type: Octal UARTr

Specifications of XR17V258IV-F

• Number Of Channels: 8
• Package / Case: 144-LQFP
• Features: *
• Fifo's: 64 Byte
• Protocol: RS485
• Voltage - Supply: 3.3V, 5V
• With Auto Flow Control: Yes
• With Irda Encoder/decoder: Yes
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• Mounting Type: Surface Mount
• Data Rate: 8 Mbps
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 3 V
• Supply Current: 4 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 45 C
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 3 V to 3.6 V
• No. Of Channels: 8
• Uart Features: Tx/Rx FIFO Counters
• Supply Voltage Range: 3V To 3.6V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: LQFP
• No. Of Pins: 144
• 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

REV. 1.0.2
REGISTERS
RFCNT
RFTRG
XCHAR
TFCNT
TFTRG
XOFF1
XOFF2
XON1
XON2
FCTR
RHR
MCR
MSR
DLM
THR
FCR
SPR
DLD
LCR
LSR
EFR
DLL
IER
ISR
Bits [7:4] = logic levels of the inputs
Bits [3:0] = logic 0
Bits [7:0] = 0xXX
Bits [7:0] = 0xXX
Bits [7:0] = 0xFF
Bits [7:0] = 0x01
Bits [7:0] = 0x00
Bits [7:0] = 0x00
Bits [7:0] = 0x00
Bits [7:0] = 0x00
Bits [7:0] = 0x01
Bits [7:0] = 0x00
Bits [7:0] = 0x00
Bits [7:0] = 0x60
Bits [7:0] = 0x00
Bits [7:0] = 0x00
Bits [7:0] = 0x00
Bits [7:0] = 0x00
Bits [7:0] = 0x00
Bits [7:0] = 0x00
Bits [7:0] = 0x00
Bits [7:0] = 0x00
Bits [7:0] = 0x00
Bits [7:0] = 0x00
Bits [7:0] = 0x00
RESET STATE
66MHZ PCI BUS OCTAL UART WITH POWER MANAGEMENT SUPPORT
T
ABLE
22: UART RESET CONDITIONS
59
I/O SIGNALS
DTR#[7:0]
RTS#[7:0]
IRTX[7:0]
TX[7:0]
EECK
EECS
EEDI
RESET STATE
HIGH
HIGH
HIGH
LOW
LOW
LOW
LOW
XR17V258