參數(shù)資料
型號: MSP430BT5190IZQW
廠商: TEXAS INSTRUMENTS INC
元件分類: 微控制器/微處理器
英文描述: RISC MICROCONTROLLER, PBGA113
封裝: LEAD FREE, PLASTIC, BGA-113
文件頁數(shù): 62/97頁
文件大?。?/td> 724K
代理商: MSP430BT5190IZQW
PRODUCTPREVIEW
MSP430BT5190
www.ti.com
SLAS703 – APRIL 2010
JTAG and Spy-Bi-Wire Interface
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
TEST
PARAMETER
MIN
TYP
MAX
UNIT
CONDITIONS
fSBW
Spy-Bi-Wire input frequency
2.2 V/3 V
0
20
MHz
tSBW,Low
Spy-Bi-Wire low clock pulse length
2.2 V/3 V
0.025
15
s
Spy-Bi-Wire enable time (TEST high to acceptance of first clock
tSBW, En
2.2 V/3 V
1
s
edge)(1)
tSBW,Rst
Spy-Bi-Wire return to normal operation time
15
100
s
2.2 V
0
5
MHz
fTCK
TCK input frequency, 4-wire JTAG(2)
3 V
0
10
MHz
Rinternal
Internal pull-down resistance on TEST
2.2 V/3 V
45
60
80
k
(1)
Tools accessing the Spy-Bi-Wire interface need to wait for the tSBW,En time after pulling the TEST/SBWTCK pin high before applying the
first SBWTCK clock edge.
(2)
fTCK may be restricted to meet the timing requirements of the module selected.
Copyright 2010, Texas Instruments Incorporated
65
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