| поискавой системы для электроныых деталей |
|
WM8980 датащи(PDF) 52 Page - Wolfson Microelectronics plc |
|
|
|||||||||||||||||||||||||||||
WM8980 датащи(HTML) 52 Page - Wolfson Microelectronics plc |
|
52 / 81 page ![]() WM8980 Product Preview w PP Rev 1.6 January 2005 52 A dedicated buffer is available for tying off unused analogue I/O pins as shown in Figure 22. This buffer can be enabled using the BUFIOEN register bit. If the SPKBOOST, OUT3BOOST or OUT4BOOST bits are set then the relevant outputs will be tied to the output of the DC level shift buffer at 1.5xAVDD/2 when disabled. Figure 22 summarises the tie-off options for the speaker and mono output pins. Figure 22 Unused Input/Output Pin Tie-off Buffers L/ROUT2EN/ OUT3/4EN OUT3BOOST/ OUT4BOOST/ SPKBOOST VROI OUTPUT CONFIGURATION 0 0 0 1kΩ tie-off to AVDD/2 0 0 1 30kΩ tie-off to AVDD/2 0 1 0 1kΩ tie-off to 1.5xAVDD/2 0 1 1 30kΩ tie-off to 1.5xAVDD/2 1 0 X Output enabled (DC level=AVDD/2) 1 1 X Output enabled (DC level=1.5xAVDD/2) Table 43 Unused Output Pin Tie-off Options |
|
ссылки URL |
| Вашему бизинису помогли Аллдатащит? [ DONATE ] |
Что такое Аллдатащит | реклама | контакт | Конфиденциальность | Ссылка на техническое описание | обмен ссыками | поиск по производителю All Rights Reserved©Alldatasheet.com |
| Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
|
Family Site : ic2ic.com |
icmetro.com |