MSP430FR573 Datasheet, PDF (68/109 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430FR573x
MSP430FR572x
SLAS639D – JULY 2011 – REVISED AUGUST 2012
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JTAG and Spy-Bi-Wire Interface
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
f_SBW
t_SBW,Low
t_{SBW, En}
t_SBW,Rst
f_TCK
PARAMETER
Spy-Bi-Wire input frequency
Spy-Bi-Wire low clock pulse duration
Spy-Bi-Wire enable time (TEST high to acceptance of first clock edge) ⁽¹⁾
Spy-Bi-Wire return to normal operation time
TCK input frequency, 4-wire JTAG ⁽²⁾
V_CC
2 V, 3 V
2 V, 3 V
2 V, 3 V
2V
3V
MIN
0
0.025
19
0
0
TYP
R_internal
Internal pulldown resistance on TEST
2 V, 3 V
20
35
MAX
20
15
1
35
5
10
50
UNIT
MHz
µs
µs
µs
MHz
MHz
kΩ
(1) Tools accessing the Spy-Bi-Wire interface must wait for the t_SBW,En time after pulling the TEST/SBWTCK pin high before applying the
first SBWTCK clock edge.
(2) f_TCK may be restricted to meet the timing requirements of the module selected.
68
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