adsp-bf539bbcz-5f8 Analog Devices, Inc., adsp-bf539bbcz-5f8 Datasheet - Page 25

• Manufacturer Part Number: adsp-bf539bbcz-5f8
• Description: Blackfin Embedded Processor
• Manufacturer: Analog Devices, Inc.

Table 10. Pin Descriptions (Continued)
1
2
Pin Name
JTAG Port
Clock
Mode Controls
Voltage Regulator
Supplies
Refer to
This pin is 5V-tolerant when configured as an input and an open-drain when configured as an output; therefore, only the VOL curves in
Figure 35 on Page 50
TCK
TDO
TDI
TMS
TRST
EMU
CLKIN
XTAL
RESET
NMI
BMODE1–0
VROUT0
VROUT1
VDDEXT
VDDINT
VDDRTC
MPIVDD
MXEVDD
MXEGND
GND
Figure 30 on Page 50
and the Fall Time curves in
to
Figure 39 on Page
Type Description
I
O
I
I
I
O
I
O
I
I
I
O
O
P
P
P
P
P
G
G
Figure 47 on Page 53
51.
JTAG Clock
JTAG Serial Data Out
JTAG Serial Data In
JTAG Mode Select
JTAG Reset (This pin should be pulled low if the JTAG port will not be used.)
Emulation Output
Clock/Crystal Input
Crystal Output
Reset
Nonmaskable Interrupt (This pin should be pulled high when not used.)
Boot Mode Strap
External FET Drive 0 (This pin should be left unconnected when not used.)
External FET Drive 1 (This pin should be left unconnected when not used.)
I/O Power Supply
Internal Power Supply
Real-Time Clock Power Supply
MXVR Internal Power Supply
MXVR External Power Supply
MXVR Ground
Ground
Rev. A | Page 25 of 60 | February 2008
and
Figure 48 on Page 54
apply when configured as an output.
ADSP-BF539/ADSP-BF539F
Figure 34 on Page 50
Driver
Type
C
C
and
1