CM8608
CLASS AB STEREO HEADPHONE DRIVER
GENERAL DESCRIPTION
FEATURES
The CM8608 is an integrated class AB stereo headphone ꢀ
driver contained in an SO8 or a DIP8 plastic package. The ꢀ
Wide temperature range
No switch ON/OFF clicks
device is fabricated in a 1 mm CMOS process and has
been primarily developed for portable digital audio
applications.
ꢀ
Excellent power supply ripple rejection.
Low power consumption
Short-circuit resistant
ꢀ
ꢀ
ꢀ
High performance
ꢁ
ꢁ
ꢁ
high signal-to-noise ratio
high slew rate
low distortion
ꢀ
Large output voltage swing
PIN CONFIGURATION
SOP-8 (S08)/PDIP (P08)
Top View
1
2
3
4
VDD
8
7
6
5
OUTA
OUTB
INB(neg)
INB(pos)
INA(neg)
INA(pos)
VSS
PIN DESCRIPTION
Pin No.
Symbol
Description
1
2
3
4
5
6
7
8
OUTA
Output A
INA(neg)
INA(pos)
VSS
Inverting input A
Non-inverting input A
Negative supply
Non-inverting input B
Inverting input B
Output B
INB(pos)
INB(neg)
OUTB
VDD
Positive supply
2001/12/20 Rev. 1
Champion Microelectronic Corporation
Page 1