| Parameters | 
                                                                                                            
                                            | Factory Lead Time | 14 Weeks | 
                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 24-LSSOP (0.220, 5.60mm Width) | 
                                                                            
                                            | Number of Pins | 24 | 
                                                                            
                                            | Supplier Device Package | 24-VSOP | 
                                                                            
                                            | Operating Temperature | -40°C~85°C TA | 
                                                                            
                                            | Packaging | Tape & Reel (TR) | 
                                                                            
                                            | Published | 2010 | 
                                                                            
                                            | Part Status | Not For New Designs | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 
                                                                            
                                            | Max Operating Temperature | 85°C | 
                                                                            
                                            | Min Operating Temperature | -40°C | 
                                                                            
                                            | Applications | Digital Audio Interfacing | 
                                                                            
                                            | Voltage - Supply | 3V~3.6V | 
                                                                            
                                            | Function | Sample Rate Converter | 
                                                                            
                                            | Number of Channels | 1 | 
                                                                            
                                            | Interface | Serial | 
                                                                            
                                            | Specifications | 8kHz ~ 96kHz | 
                                                                            
                                            | RoHS Status | ROHS3 Compliant | 
                                                                                                    
                            
                         
                                                AK4121AVF Overview
The book is also accompanied by a case, which only adds to the value of the book. There is a recommendation that it should be mounted with a Surface Mount type mount. The file is embedded in a 24-LSSOP (0.220, 5.60mm Width) case. I have a device with 1 channels attached to it. There are Sample Rate Converter functions included in this part for your reference. It can be used in Digital Audio Interfacing. Votage is provided within 3V~3.6V. -40°C~85°C TA is the temperature range for this device. Refer to the following specifications for the device: 8kHz ~ 96kHz. The chip has 24 pins. A device is packaged by 24-VSOP. When the temperature of the sensor is below 85°C, it is recommended that you use it. The chip is operated no lower than -40°C operating temperature. 
AK4121AVF Features
With 24-LSSOP (0.220, 5.60mm Width) channels
operate temperature at the range of -40°C~85°C TA
AK4121AVF Applications
There are a lot of AKM Semiconductor Inc. AK4121AVF Audio Special Purpose applications. 
- DVD, CD, DAT, AND MD PLAYERS
- BROADCAST STUDIO EQUIPMENT
- Graphic and P arametric Equalizers
- Distribution Amplifiers
- AN receivers
- A/V RECEIVERS
- Consumer electronics 
- AV/DVD Receiver, AV Amplifier
- Audio Differential Line Drivers
- Home theater and AVR equipment