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LM8322 |
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| Part Number | LM8322 |
| Manufacturer | National Semiconductor Corporation |
| Description | The LM8322 Mobile I/O Companion is a dedicated device to unburden a host processor from scanning a matrix-addressed keypad. In addition, the LM8322 provides general-purpose I/O expansion, and PWM outp... |
| Features |
Key Features ■ Supports keypad matrices of up to 8 × 12 keys plus 8 special-function (SF) keys for a total of 104 keys. SF keys pull keypad scan inputs directly to ground, rather than connecting to a keypad scan output. ■ Supports I2C-compatible ACCESS.bus interface in slave mode up to 400 kHz (Fast-mode). 3.0 Applications ■ ■ ■ ■ Mobile phones Personal Digital Assistants (PDAs) Smart handheld devices Personal media players 4.0 Block Diagram 30013620 © 2007 National Semiconductor Corporation 300136 www.national.com LM8322 5.0 Ordering Information NSID LM8322JGR8 LM8322JGR8X NOPB = No P... |
| Document |
 LM8322 Data Sheet
PDF 893.97KB |
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