PSB21382 INFINEON [Infineon Technologies AG], PSB21382 Datasheet - Page 44

• Manufacturer Part Number: PSB21382
• Description: Siemens Codec with S/T Transceiver
• Manufacturer: INFINEON [Infineon Technologies AG]

Data Sheet
2.1.4
The microcontroller clock is provided by the pin MCLK. Three clock rates are selectable
by a programmable prescaler (see chapter clock generation figure 89) which is
controlled by the MODE1.MCLK bit corresponding to the following table.
The possible MCLK frequencies are listed in table 6.
Table 6
MCLK Frequencies
The clock rate is changed after CS becomes inactive.
MCLK
Bits
’00’
’01’
’10’
’11’
Microcontroller Clock Generation
MCLK Frequency
3.84 MHz (default)
0.96 MHz
7.68 MHz
disabled
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PSB 21381/2
PSB 21383/4
Interfaces
2001-03-12