XR17V258IV-F Exar Corporation, XR17V258IV-F Datasheet - Page 66

• 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

XR17V258
66MHZ PCI BUS OCTAL UART WITH POWER MANAGEMENT SUPPORT
F
IGURE
23. 3.3V PCI B
Tri-State
Output
Output
Delay
CLK
0.3VCC
0.4VCC
0.5VCC
US
C
Input
T_val
LOCK
T_on
(DC
T_high
V_trise
V_tfall
V_th
T_off
V_tl
TO
66MH
T_cyc
V_test
Z
)
66
T_low
Measurement Condition Parameters
Vth = 0.6VCC
Vtl = 0.2VCC
Vtest = 0.4VCC
Vtrise = 0.285VCC
Vtfall = 0.615VCC
Vmax = 0.4VCC
Input Signal Slew Rate = 1.5 V/ns
T_su
Inputs Valid
T_h
0.4 VCC, p-to-p
(minimum)
0.6VCC
0.2VCC
pci_clk
V_max
REV. 1.0.2