Qualcomm MSM2
Developer	Qualcomm
Introduction	1995 (announced) 1995 (launch)
Architecture	CDMA modem SoC
ISA	x86-16
µarch	80186
Word size	16 bit 2 octets 4 nibbles
Technology	CMOS
Package	QFP
Succession
←	→
MSM1	MSM2300

MSM2 (Mobile Station Modem 2) was Qualcomm's third generation of mobile chipsets implementing a CDMA modem System on Chip.

Overview

The MSM2 is a dual-mode (CDMA/AMPS) and digital processor system on chip. The chip incorporated a CDMA processor, a digital FM processor (DFM), Qualcomm's codebook-excited linear prediction} (CELP), and an Intel 80186 processor core. The MSM2 works tightly with a number of support chips that provide facilities for handling everything from FM to audio.

Members

Part	Description
Q5270	MOBILE STATION MODEM (MSM2.2)
	Analog Baseband Processor (BBA2)
	AGC Amplifiers
Q5500
Q5505