Datasheet

BasebandProcessor
Wi-Link-6(WL1271/3)
TWL1200
GND
V
CCA
V
CCB
SDIO
Controller
UART
Audio
SD/SDIO
Peripheral
BT UART
PCM
BT_UART_RTS(A)
SDIO_DATA0(A)
SDIO_DATA1(A)
SDIO_DATA2(A)
SDIO_DATA3(A)
SDIO_CMD(A)
SDIO_CLK(A)
BT_UART_TX(A)
BT_UART_CTS(A)
BT_UART_RX(A)
BT_ENABLE(A)
AUDIO_CLK(A)
AUDIOF-SYNK(A)
AUDIO_IN(A)
AUDIO_OUT(A)
SLOW_CLK(A)
WLAN_ENABLE(A)
WLAN_IRQ(A)
CLK_REQ(A)
BT_UART_RTS(B)
SDIO_DATA0(B)
SDIO_DATA1(B)
SDIO_DATA2(B)
SDIO_DATA3(B)
SDIO_CMD(B)
SDIO_CLK(B)
BT_UART_TX(B)
BT_UART_CTS(B)
BT_UART_RX(B)
BT_ENABLE(B)
AUDIO_CLK(B)
AUDIOF-SYNK(B)
AUDIO_IN(B)
AUDIO_OUT(B)
SLOW_CLK(B)
WLAN_ENABLE(B)
WLAN_IRQ(B)
CLK_REQ(B)
2.6V
1.8V
AUD_DIR(seeNote A)
OE (seeNoteB)
TWL1200
www.ti.com SCES786A –JUNE 2009–REVISED NOVEMBER 2009
TYPICAL APPLICATION BLOCK DIAGRAM
A. AUD_DIR must be biased to determine audio direction (see Function Table for properly establishing the bias).
B. OE is an active-low pin that must be grounded to 0 V to enable operation of the TWL1200 device.
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Product Folder Link(s): TWL1200