參數(shù)資料
型號: MSP430FE4252IPMR
廠商: TEXAS INSTRUMENTS INC
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, 8.4 MHz, RISC MICROCONTROLLER, PQFP64
封裝: GREEN, PLASTIC, LQFP-64
文件頁數(shù): 15/48頁
文件大小: 891K
代理商: MSP430FE4252IPMR
MSP430FE42x2
MIXED SIGNAL MICROCONTROLLER
SLAS616 JULY 2008
22
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
POR brownout, reset (see Notes 1 and 2)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
td(BOR)
2000
s
VCC(start)
dVCC/dt ≤ 3 V/s (see Figure 6)
0.7
×
V(B_IT)
V
V(B_IT)
Brownout
dVCC/dt ≤ 3 V/s (see Figure 6, Figure 7, Figure 8)
1.71
V
Vhys(B_IT)
dVCC/dt ≤ 3 V/s (see Figure 6)
70
130
180
mV
t(reset)
Pulse length needed at RST/NMI pin to accepted reset internally,
VCC = 3 V
2
s
NOTES:
1. The current consumption of the brownout module is already included in the ICC current consumption data.
The voltage level V(B_IT) + Vhys(B_IT) is ≤ 1.8 V.
2. During power up, the CPU begins code execution following a period of td(BOR) after VCC = V(B_IT) + Vhys(B_IT).
The default FLL+ settings must not be changed until VCC ≥ VCC(min), where VCC(min) is the minimum supply voltage for the desired
operating frequency. See the MSP430x4xx Family User’s Guide (SLAU056) for more information on the brownout/SVS circuit.
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