GENERAL DESCRIPTION
The MSM6791 can be used as a memory for voice data by connecting OKI solid-state recording and playback ICs (MSM6688 and MSM6788).

FEATURES
• DRAM (· 1-bit configuration)
    1M-bit DRAM (MSM511000A, MSM511001A) : 8 pcs. can be connected.
    4M-bit DRAM (MSM514100A, MSM514101A) : 8 pcs. can be connected.
    16M-bit DRAM (MSM5116100A) : 2 pcs. can be connected.
Note: MSM511002A/MSM514102A that corresponds to a static column mode cannot be used.
• Power supply voltage : 5V single rail
• Built-in refresh circuit (RAS only refresh)
• Original oscillation frequency: 8MHz
• Bit rates: 10kbps, 12.5kbps, 16kbps in MSM6788
                                connection (8kHz sampling fixation)
                                7.5kbps, 9.4kbps, 12kbps in MSM6788
                                connection (6kHz sampling fixation)
                               16kbps~32kbps in MSM6688 connection
                               (4kHz~8kHz sampling)
• Package:
    44-pin plastic QFP (QFP44-P-910-2K) (Product name : MSM6791GS-2K)