XR17D154IV Exar Corporation, XR17D154IV Datasheet - Page 65

• Manufacturer Part Number: XR17D154IV
• Description: Universal QUART W/ PCI Bus Interface.
• Manufacturer: Exar Corporation

Specifications of XR17D154IV

• Features: *
• Number Of Channels: 4, QUART
• 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
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS Compliant

xr
REV. 1.2.2
PACKAGE DIMENSIONS
N
OTE
: Note: The control dimension is the millimeter column
Seating Plane
109
144
A
SYMBOL
A
1
A1
A2
D1
C
D
108
A
B
e
L
α
1
A
2
144 LEAD LOW-PROFILE QUAD FLAT PACK
0.020 BSC
e
0.055
0.002
0.053
0.007
0.004
0.858
0.783
0.018
MIN
0×
(20 x 20 x 1.4 mm LQFP)
INCHES
B
0.063
0.006
0.057
0.008
0.874
0.791
0.030
0.011
MAX
D
D
65
1
7×
UNIVERSAL (3.3V AND 5V) PCI BUS QUAD UART
0.50 BSC
21.80
19.90
1.40
0.05
1.35
0.17
0.09
0.45
MIN
MILLIMETERS
0×
73
36
22.20
20.10
MAX
1.60
0.15
1.45
0.27
0.20
0.75
7×
72
37
L
D
C
1
D
α
XR17D154