SMD2434
V.34 Modem Module
The SMD24XX MODEM MODULE is a complete modem module that meets global telephone line requirements. Available in a socket (64,5mm x 26,5mm) size footprint, the device is ideal for embedded modem applications due to its small board space, low power consumption and global compliance. The device is available in 6 different versions, ranging from V.92 down to V.22b. The module allows you to reduce time to market by using a ready to use approved solution.
Features
- Modulation and protocols
ITU-T V.92 *
V.90,V.34,V.32bis, V.32, V.22bis *
V.21,Bell 212A, Bell103
V.23 Reversing,V.23 half-duplex
V.29 FastPOS and V22bis fast connect
V.80 Synchronous Access Mode - V.44,V.42bis, MNP5 data compression *
- Error Correction: ITU-V.42
- Call Waiting detection *
- DTE/host interface
Serial
Asynchronous mode - Hardware and software flow control and speed buffering
- Type I and Type II Caller ID detect *
- Call progress,blacklisting
- Integrated DAA
Globally compliant line interface
Extension pickup detection
Digital Line protection
Line –in-Use detection - 3V3 or 5V power supply
- Low power consumption
- EEPROM for custom defaults (optional) *
- Based on Silicon Labs Isomodem solution
- Small Size 64.5mm x 26.5mm
- Reliable SMD based design
- SIA protocol support *
* Model depending, see feature table
Applications
- Security systems
- Point-of-sale verification systems
- Set top boxes
- Industrial /medical monitoring systems
- Power meters
- Remote monitoring
- E-mail Terminals
- ATM Terminals
Standard Compliance
- Telecom
ETSI ES 203021-1 V2.1.1 (2005-06)
ETSI ES 203021-2 V2.1.1 (2005-06)
ETSI ES 203021-2 V2.1.1 (2005-06) - Safety
IEC60950-1 compliant design
Use of safety certified components - EMC
EN55022 class B
EN55024 - RoHS Compliant
| PIN | Name | Function | DIR |
|---|---|---|---|
| 1 | TIP | Telephone Line TIP | - |
| 2 | RING | Telephone Line RING | - |
| 24 | /RESET | Reset Active low input | In |
| 25 | NC | Not Connected | - |
| 26 | GND | Signal Ground | - |
| 27 | NC | Not Connected | - |
| 28 | NC | Not Connected | - |
| 29 | DCD_LED | DCD Indicator, can drive Led anode (2mA) | Out |
| 30 | RXD_LED | RXD Indicator, can drive Led anode (2mA) | Out |
| 31 | DTR_LED | DTR Indicator, can drive Led anode (2mA) | Out |
| 32 | TXD_LED | TXD Indicator, can drive Led anode (2mA) | Out |
| 33 | /RTS | Request To Send | In |
| 34 | /RXD | Receive Data | Out |
| 35 | /TXD | Transmit Data | In |
| 36 | /RI | Ring Indicator | Out |
| 37 | /INT | Interrupt | Out |
| 38 | /CTS | Clear To Send | Out |
| 39 | /DCD | Data Carrier Detect | Out |
| 40 | /DTR | Data Terminal Ready | In |
| 41 | GND | Signal Ground | - |
| 61 | Vcc | Vcc Power Supply (5V or 3V3) | In |
| 62 | NC | Not Connected | - |
| 63 | GND | Signal Ground | - |
| 64 | AOUT | AOUT analog output | Out |
Feature table
| Feature | SMD2401 | SMD2404 | SMD2415 | SMD2434 | SMD2457 | SMD2493 |
|---|---|---|---|---|---|---|
| Max Speed (bps) TX/RX | 2400/2400 | 2400/2400 | 14400/14400 | 33600/33600 | 33600/56000 | 48000/56000 |
| V.44 | X | |||||
| V.42b MNP5 | X | X | X | X | X | |
| V.42 MNP2-4 | X | X | X | X | X | |
| Call Waiting detection | X | X | X | X | X | |
| Fast Connect V.22b | X | X | X | X | X | X |
| Fast Connect V.29 | X | X | X | X | X | |
| CID type I | X | X | X | X | X | X |
| CID type II | X | X | X | X | X | |
| SIA support | X | N | N | N | N | N |
Ordering information
| SMD2401-3V3-0-R | V.22bis 3V3 | ||
| SMD2401-5V-0-R | V.22bis 5V | ||
| SMD2404-3V3-0-R | V.22bis 3V3 | SMD2404-3V3-1-R | V.22bis 3V3 +Eeprom |
| SMD2404-5V-0-R | V.22bis 5V | SMD2404-5V-1-R | V.22bis 5V +Eeprom |
| SMD2415-3V3-0-R | V.32bis 3V3 | SMD2415-3V3-1-R | V.32bis 3V3 +Eeprom |
| SMD2415-5V-0-R | V.32bis 5V | SMD2415-5V-1-R | V.32bis 5V +Eeprom |
| SMD2434-3V3-0-R | V.34 3V3 | SMD2434-3V3-1-R | V.343V3 +Eeprom |
| SMD2434-5V-0-R | V.34 5V | SMD2434-5V-1-R | V.34 5V +Eeprom |
| SMD2457-3V3-0-R | V.90 3V3 | SMD2457-3V3-1-R | V.90 3V3 +Eeprom |
| SMD2457-5V-0-R | V.90 5V s | SMD2457-5V-1-R | V.90 5V +Eeprom |
| SMD2493-3V3-0-R | V.92 3V3 | SMD2493-3V3-1-R | V.92 3V3 +Eeprom |
| SMD2493-5V-0-R | V.92 5V | SMD2493-5V-1-R | V.92 5V +Eeprom |
Related files
Registration is required to download the related files.
- SMD24XX EMC Report 2235 KB PDF
- SMD24XX Product Brief 336 KB PDF
- SMD24XX User Manual 1961 KB PDF
- SMD2XX DOC 5 KB PDF