參數(shù)資料
型號: TMS320LF2407PZA
廠商: Texas Instruments, Inc.
元件分類: 數(shù)字信號處理
英文描述: DSP CONTROLLERS
中文描述: DSP控制器
文件頁數(shù): 69/115頁
文件大小: 1511K
代理商: TMS320LF2407PZA
SPRS094I APRIL 1999 REVISED SEPTEMBER 2003
69
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
RS timings
timing requirements for a reset [H = 0.5t
c(CO)
] (see Figure 21 and Figure 22)
MIN
NOM
MAX
UNIT
tw(RSL)
Pulse duration, stable CLKIN to RS high
8tc(CI)
cycles
tw(RSL2)
tp
td(EX)
Pulse duration, RS low
8tc(CI)
cycles
PLL lock-up time
4096tc(CI)
cycles
Delay time, reset vector executed after PLL lock time
36H
ns
XTAL1
Address/
Data/
Control
XTAL1 refers to internal oscillator clock if on-chip oscillator is used.
tOSCST is the oscillator start-up time, which is dependent on crystal/resonator and board design.
CLKOUT
RS
tw(RSL)
tp
td(EX)
VDD/VDDO
CLKIN
BOOT_EN
/XF
tOSCST
BOOT_EN
I/Os
XF
Code-Dependent
Address/Data/Control Valid
Hi-Z
Figure 21. Power-on Reset
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