CM3131
PACKAGE / PINOUT DIAGRAM
TOP VIEW
TOP VIEW
NC
V
DDQ
DRIVE
V
TT
V
DDQ1
V
DDQ2
CM3131-02
SENSE2
DRIVE2
DRIVE1
V
STBY
GND
SEL
V
TT
CM3131-01/11
GND
V
STBY
NC
SENSE1
V
CC
EN
V
CC
SENSE
SEL/EN
PSOP-8
Note: These drawings are not to scale.
PSOP-14
PIN DESCRIPTIONS
PART NUMBER
-01
-11
-02
1
1
13
2
3
4
4
5
6
7
8
5
6
7
8
2
3
14
1
2
3
4
7
5
6
8
9
10
11
12
NAME
V
DDQ
/ V
DDQ1
V
TT
NC
GND
SEL
NC
EN
SENSE / SENSE1
V
CC
V
STBY
DRIVE / DRIVE1
DRIVE2
SENSE2
V
DDQ 2
DESCRIPTION
V
DDQ
input for V
REF
and V
DDQ
Output in Standby
V
TT
Output for termination resistors
No connection
Ground
Select Input, active low
No connection
Enable Input, active high
Sense Input, Adjusts V
DDQ
Rail
3.3V Main Input Supply
3.3V or 5V Standby Input Supply
Drive Output for V
DDQ
External n-FET
Drive Output for V
DDQ
External n-FET
Sense Input, Adjusts V
DDQ
Rail
V
DDQ
Input for V
REF
and V
DDQ
Output in Standby
Ordering Information
PART NUMBERING INFORMATION
STANDARD FINISH
PINS
8
8
14
PACKAGE
PSOP-8
PSOP-8
PSOP-14
ORDERING PART
NUMBER
1
CM3131-01SB
CM3131-11SB
CM3131-02SB
PART
MARKETING
CM3131-01SB
CM3131-11SB
CM3131-02SB
LEAD-FREE FINISH
ORDERING
PART NUMBER
1
CM3131-01SH
CM3131-11SH
CM3131-02SH
PART
MARKING
CM3131-01SH
CM3131-11SH
CM3131-02SH
Note 1: Parts are shipped in Tape & Reel form unless otherwise specified.
© 2004 California Micro Devices Corp. All rights reserved.
02/02/04
430 N. McCarthy Blvd., Milpitas, CA 95035-5112
Tel: 408.263.3214
Fax: 408.263.7846
www.calmicro.com
2
CALMIRCO [ CALIFORNIA MICRO DEVICES CORP ]
