参数资料
型号: MSP430F122IRHB
厂商: TEXAS INSTRUMENTS INC
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 8 MHz, RISC MICROCONTROLLER, PQCC32
封装: PLASTIC, QFN-32
文件页数: 9/42页
文件大小: 788K
代理商: MSP430F122IRHB
MSP430x12x
MIXED SIGNAL MICROCONTROLLER
SLAS312C JULY 2001 REVISED SEPTEMBER 2004
17
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (continued)
USART (see Note 1)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
t( )
USART: deglitch time
VCC = 2.2 V
200
430
800
ns
t(τ)
USART: deglitch time
VCC = 3 V
150
280
500
ns
NOTE 1: The signal applied to the USART receive signal/terminal (URXD) should meet the timing requirements of t(τ) to ensure that the URXS
flip-flop is set. The URXS flip-flop is set with negative pulses meeting the minimum-timing condition of t(τ). The operating conditions to
set the flag must be met independently from this timing constraint. The deglitch circuitry is active only on negative transitions on the
URXD line.
wake-up from lower power modes (LPMx)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
t(LPM0)
VCC = 2.2 V/3 V
100
ns
t(LPM2)
VCC = 2.2 V/3 V
100
ns
f(MCLK) = 1 MHz,
VCC = 2.2 V/3 V
6
t(LPM3)
Delay time (see Note 1)
f(MCLK) = 2 MHz,
VCC = 2.2 V/3 V
6
μs
(LPM3)
Delay time (see Note 1)
f(MCLK) = 3 MHz,
VCC = 2.2 V/3 V
6
μ
f(MCLK) = 1 MHz,
VCC = 2.2 V/3 V
6
t(LPM4)
f(MCLK) = 2 MHz,
VCC = 2.2 V/3 V
6
μs
(LPM4)
f(MCLK) = 3 MHz,
VCC = 2.2 V/3 V
6
μ
NOTE 1: Parameter applicable only if DCOCLK is used for MCLK.
RAM
PARAMETER
MIN
NOM
MAX
UNIT
V(RAMh)
CPU halted (see Note 1)
1.6
V
NOTE 1: This parameter defines the minimum supply voltage VCC when the data in the program memory RAM remains unchanged. No program
execution should happen during this supply voltage condition.
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