CM2500-05 Datasheet, PDF (2/5 Pages) California Micro Devices Corp – CMOS Multiplexer for Keypad Switches

PACKAGE / PINOUT DIAGRAM
Bottom View
IN1 4
VCC 3
OUTA 2
NC 1
QFN16
3X3
9 NC
10 GND
11 OUTB
12 OUT5
CM2500-05
Note: This drawing is not to scale.
16-Lead QFN Package
PINS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
NAME
NC
OUTA
VCC
IN1
IN2
IN3
IN4
IN5
NC
GND
OUTB
OUT5
OUT4
OUT3
OUT2
OUT1
PIN DESCRIPTIONS
DESCRIPTION
No internal connection.
Combined "Functional OR" output of IN1, IN2 and IN3.
Positive supply voltage.
Input 1 from switch to be multiplexed.
Input 2 from switch to be multiplexed.
Input 3 from switch to be multiplexed.
Input 4 from switch to be multiplexed.
Input 5 from switch to be multiplexed.
No internal connection.
Negative supply voltage.
Combined "Functional OR" output of IN4 and IN5.
Output 5 to keypad interface lines.
Output 4 to keypad interface lines.
Output 3 to keypad interface lines.
Output 2 to keypad interface lines.
Output 1 to keypad interface lines.
Ordering Information
Pads
16
Package
QFN-16
PART NUMBERING INFORMATION
Standard Finish
Ordering Part
Number¹
Part Marking
CM2500-05QF
CM250005QF
Lead-free Finish
Ordering Part
Number¹
Part Marking
CM2500-05QE
CM250005QE
Note 1: Parts are shipped in Tape & Reel form unless otherwise specified.
© 2004 California Micro Devices Corp. All rights reserved.
2 430 N. McCarthy Blvd., Milpitas, CA 95035-5112 ● Tel: [phone] ● Fax: [phone] ● www.calmicro.com 09/21/04