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ADSP-BF531 View Datasheet(PDF) - Analog Devices

Part Name
Description
View to exact match
ADSP-BF531
ADI
Analog Devices ADI
ADSP-BF531 Datasheet PDF : 60 Pages
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ADSP-BF531/ADSP-BF532/ADSP-BF533
Table 9. Pin Descriptions (Continued)
Pin Name
Type Function
Driver
Type1
RFS1
I/O SPORT1 Receive Frame Sync
C
DR1PRI
I SPORT1 Receive Data Primary
DR1SEC
I SPORT1 Receive Data Secondary
TSCLK1
I/O SPORT1 Transmit Serial Clock
D
TFS1
I/O SPORT1 Transmit Frame Sync
C
DT1PRI
O SPORT1 Transmit Data Primary
C
DT1SEC
O SPORT1 Transmit Data Secondary
C
UART Port
RX
I UART Receive
TX
O UART Transmit
C
Real-Time Clock
RTXI
I RTC Crystal Input (This pin should be pulled LOW when not used.)
RTXO
O RTC Crystal Output
Clock
CLKIN
I Clock/Crystal Input (This pin needs to be at a level or clocking.)
XTAL
O Crystal Output
Mode Controls
RESET
I Reset (This pin is always active during core power-on.)
NMI
I Nonmaskable Interrupt (This pin should be pulled LOW when not used.)
BMODE1–0
I Boot Mode Strap (These pins must be pulled to the state required for the desired boot mode.)
Voltage Regulator
VROUT1–0
O External FET Drive
Supplies
VDDEXT
VDDINT
VDDRTC
GND
P I/O Power Supply
P Core Power Supply
P Real-Time Clock Power Supply
G External Ground
1 Refer to Figure 30 on Page 43 to Figure 41 on Page 45.
Rev. E | Page 20 of 60 | July 2007
 

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