ml4644 Microsemi Corporation, ml4644 Datasheet - Page 11

• Manufacturer Part Number: ml4644
• Description: Port Multiplexer
• Manufacturer: Microsemi Corporation

PHYSICAL DIMENSIONS
ORDERING INFORMATION
© Micro Linear 1997
Products described in this document may be covered by one or more of the following patents, U.S.: 4,897,611; 4,964,026; 5,027,116; 5,281,862; 5,283,483; 5,418,502; 5,508,570; 5,510,727; 5,523,940; 5,546,017;
5,559,470; 5,565,761; 5,592,128; 5,594,376; Japan: 2598946; 2619299. Other patents are pending.
Micro Linear reserves the right to make changes to any product herein to improve reliability, function or
design. Micro Linear does not assume any liability arising out of the application or use of any product
described herein, neither does it convey any license under its patent right nor the rights of others. The
circuits contained in this data sheet are offered as possible applications only. Micro Linear makes no
warranties or representations as to whether the illustrated circuits infringe any intellectual property rights of
others, and will accept no responsibility or liability for use of any application herein. The customer is urged
to consult with appropriate legal counsel before deciding on a particular application.
0.042 - 0.048
(1.07 - 1.22)
ML4644CQ (EOL)
PART NUMBER
0.013 - 0.021
18
(0.33 - 0.53)
is a registered trademark of Micro Linear Corporation
(1.27 BSC)
0.050 BSC
(25.02 - 25.27)
(24.13 - 24.28)
0.985 - 0.995
0.950 - 0.956
0.026 - 0.032
(0.66 - 0.81)
PIN 1 ID
35
1
inches (millimeters)
SEATING PLANE
0.165 - 0.180
(4.06 - 4.57)
52
TEMPERATURE RANGE
(24.13 - 24.28)
0.950 - 0.956
Package: Q68
68-Pin PLCC
0°C to 70°C
0.146 - 0.154
(3.71 - 3.91)
(25.02 - 25.27)
0.985 - 0.995
0.007 - 0.008
(0.18 - 0.20)
0.042 - 0.056
(1.07 - 1.42)
0.095 - 0.118
(2.41 - 3.00)
68-Pin PLCC (Q68)
0.025 - 0.045
(0.63 - 1.14)
(RADIUS)
PACKAGE
(20.32 BSC)
0.800 BSC
(22.61 - 23.62)
0.890 - 0.930
2092 Concourse Drive
San Jose, CA 95131
Fax: [phone]
Tel: [phone]
ML4644
DS4644-01
11