Description

The MM56 modem offers designers a space-efficient communications module suitable for any type of data transfer application.

’ MM56 enables OEM ’s to integrate a variety of modem functions with the benefit of accessing real-time data, low cost management/ support, plus add-on service possibilities.

International EMC and safety standards have been tested and certified, bringing the integration cost down for approval ratings on the finished product.

Structured to fit into a generic industry footprint, this Conexant chipset product brings with it all the capabilities of a full hardware modem. This product can be integrated into any device that requires data transfer via a PSTN connection, incorporating the latest V.92 technology to give your product the benefit of high upstream speeds (up to 48 Kbps).

Greatly reduced approval time and costs
Simply provide for the pin-outs in your design
Logging Data real-time vs onsite time
Low cost management and support
Low cost networking End user accessibility and add-on service possibilities

The separate MB56 TEST 5V Developer ’s Kit includes: Board with footprint socket 9 -pin serial interface connector Power input socket PSTN (telephone) socket

The MM56 offers a complete communications solution and is suitable for real time data capture in:

meter reading
ticketing
vending
point-of-sale
EFTPOS terminals
satellite network integrators
mining
engineering
industrial waste
plant and equipment
office machinery
security
rural
utilities
vending
refrigeration
air conditioning
home automation

Specifications

V.92 –upstream rates up to 48Kbps, QuickConnect and Modem-on-Hold functions
V.92, V.90, V.34, V.32bis, V.32, V.22 bis, V.22, V.23 and V.21 V.22 bis Fast Connect
Bell 212A and Bell 103
2-wire Leased Line
TAM support
FAX Class 1 & 2
External flash ROM includes default values for 29 countries
Flash upgradable
Caller ID
Small design (25 mm x 65 mm)
Extensive AT command set
Local and International
Approvals: A-Tick, CB
Certified, EN 55022 Class B,
FCC Part 15 Class B

ITU-T V.92 with PCM upstream rates up to 48 kbps,
QuickConnect and Modem-on-hold functions
V.92, V.90, V.34, V.32 bis, V.32, V.22 bis, V.22, V.23
and V.21; Bell 212A and Bell 103
MNP 10 EC™ enhanced cellular performance
V.250 and V.251 commands
V.22 bis fast connect
Data compression and error correction
V.44 data compression for optimal downloading
of Internet Web pages and files

V.42 bis and MNP 5 data compression
V.42 LAPM and MNP 2-4 error correction
Fax modem
V.17, V.29, V.27ter and V.21 channel 2
EIA/TIA 578 Class 1 and T.31 Class 1.0 commands
V.80 synchronous access mode supports
host-controlled communication protocols with
H.324 interface support
Upgradeable Flash ROM
Data/Fax/Voice call discrimination
Hardware-based modem controller and digital
signal processor (DSP)
Worldwide operation
Call progress, blacklisting
External flash ROM includes default values for
29 countries
Distinctive ring detect
Caller ID detect
Off-hook Call Waiting Caller ID detection during
data mode in V.92, V.90, V.34, V.32 bis or V.32
Telephony/TAM
Leased Line Functionality
V.253 commands
2-bit and 4-bit Conexant ADPCM, 8-bit linear PCM
and 4-bit IMA coding
8 kHz sample rate
Concurrent DTMF, ring and Caller ID detection
Built-in host/DTE interface with speeds up to
230.4 kbps
Direct mode.
Flow control and speed buffering.
Automatic format/speed sensing.
Serial async TTL interface, supports speeds up to
230.4 Kbps
Industry standard pin-outs
+5 V or optional +3.3 V operation with +5 V tolerant
digital inputs.
Typical power consumption 190 mA @5 V
(Operating on-line), 30 mA (Sleep Mode).
Size 65.6 X 26.6 mm, height off base PCB 17 mm