MSP430X241X Datasheet, PDF (75/98 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430x241x, MSP430x261x
MIXED SIGNAL MICROCONTROLLER
SLAS541A -- JUNE 2007 -- REVISED OCTOBER 2007
electrical characteristics over recommended operating free-air temperature (unless otherwise
noted) (continued)
JTAG interface
PARAMETER
TEST
CONDITIONS
V_CC
f_TCK
TCK input frequency
See Note 1
2.2 V
3V
R_Internal Internal pullup resistance on TMS, TCK, TDI/TCLK
See Note 2
2.2 V/ 3 V
NOTES: 1. f_TCK 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
MHz
0
10
25
60
90 kΩ
JTAG fuse (see Note 1)
PARAMETER
TEST CONDITIONS
MIN MAX UNIT
V_CC(FB) Supply voltage during fuse-blow condition
T_A = 25°C
2.5
V
V_FB
Voltage level on TDI/TCLK for fuse blow (F versions)
6
7V
I_FB
Supply current into TDI/TCLK during fuse blow
100 mA
t_FB
Time to blow fuse
1 ms
NOTE 1: 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.
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