参数资料
型号: TMX320LF2403AVFS
厂商: Texas Instruments, Inc.
元件分类: 数字信号处理
英文描述: DSP CONTROLLERS
中文描述: DSP控制器
文件页数: 118/134页
文件大小: 1759K
代理商: TMX320LF2403AVFS
TMS320LF2407A, TMS320LF2406A, TMS320LF2403A, TMS320LF2402A
TMS320LC2406A, TMS320LC2404A, TMS320LC2403A, TMS320LC2402A
DSP CONTROLLERS
SPRS145K JULY 2000 REVISED AUGUST 2005
84
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
low-power mode timing
switching characteristics over recommended operating conditions [H = 0.5tc(CO)]
(see Figure 30, Figure 31, and Figure 32)
PARAMETER
LOW-POWER MODES
MIN
TYP
MAX
UNIT
t
Delay time, CLKOUT switching to
IDLE1
LPM0
12
× tc(CO)
ns
td(WAKE-A)
Delay time, CLKOUT switching to
program execution resume
IDLE2
LPM1
15
× tc(CO)
ns
td(IDLE-COH)
Delay time, Idle instruction executed to
CLKOUT high
IDLE2
LPM1
4tc(CO)
ns
td(WAKE-OSC)
Delay time, wakeup interrupt
asserted to oscillator running
HALT
LPM2
OSC start-up
time
ms
td(IDLE-OSC)
Delay time, Idle instruction executed to
oscillator power off
HALT
{PLL/OSC power down}
LPM2
4tc(CO)
ns
td(EX)
Delay time, reset vector executed after PLL lock time
36H
ns
WAKE INT
CLKOUT
A0A15
td(WAKEA)
WAKE INT can be any valid interrupt or RESET.
Figure 30. IDLE1 Entry and Exit Timing LPM0
td(WAKEA)
td(IDLECOH)
WAKE INT
CLKOUT
A0A15
WAKE INT can be any valid interrupt or RESET.
Figure 31. IDLE2 Entry and Exit Timing LPM1
td(EX)
td(IDLECOH)
td(IDLEOSC)
RESET
CLKOUT
A0A15
td(WAKEOSC)
tw(RSL)
tp
Figure 32. HALT Mode LPM2
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