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| MSP430F241X_11 Datasheet, PDF (76/107 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER | |||
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MSP430F241x, MSP430F261x
MIXED SIGNAL MICROCONTROLLER
SLAS541G -- JUNE 2007 -- REVISED MARCH 2011
electrical characteristics over recommended operating free-air temperature (unless otherwise
noted) (continued)
JTAG interface
PARAMETER
TEST
CONDITIONS
VCC
fTCK
TCK input frequency
See Note 1
2.2 V
3V
RInternal Internal pullup resistance on TMS, TCK, TDI/TCLK
See Note 2
2.2 V/ 3 V
NOTES: 1. fTCK may be restricted to meet the timing requirements of the module selected.
2. TMS, TDI/TCLK, and TCK pullup resistors are implemented in all versions.
MIN TYP MAX UNIT
0
5
0
10 MHz
25
60
90 kï
JTAG fuse (see Note 1)
PARAMETER
TEST CONDITIONS
MIN MAX UNIT
VCC(FB)
VFB
IFB
tFB
NOTE 1:
Supply voltage during fuse-blow condition
Voltage level on TDI/TCLK for fuse blow (F versions)
TA = 25ï°C
2.5
V
6
7V
Supply current into TDI/TCLK during fuse blow
100 mA
Time to blow fuse
1 ms
Once the fuse is blown, no further access to the MSP430 JTAG/Test and emulation features is possible. The JTAG block is switched
to bypass mode.
76
ï· POST OFFICE BOX 655303 DALLAS, TEXAS 75265
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