參數(shù)資料
型號: SAX-XC878M-16FFI5V
廠商: INFINEON TECHNOLOGIES AG
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 24 MHz, RISC MICROCONTROLLER, PQFP64
封裝: PLASTIC, TQFP-64
文件頁數(shù): 36/141頁
文件大?。?/td> 2385K
代理商: SAX-XC878M-16FFI5V
XC878CLM
Electrical Parameters
Data Sheet
125
V1.1, 2009-08
4.3.3
Power-on Reset and PLL Timing
Table 52 provides the characteristics of the power-on reset and PLL timing in the
XC878.
Figure 39
Power-on Reset Timing
Table 47
Power-On Reset and PLL Timing (Operating Conditions apply)
Parameter
Symbol
Limit Values
Unit Test Conditions
min. typ. max.
On-Chip Oscillator
start-up time
t
OSCST
CC –
500
ns
1)
1) Not all parameters are 100% tested, but are verified by design/characterization and test correlation.
PLL lock-in in time
t
LOCK
CC –
200
s
PLL accumulated jitter
D
P
––
1.8
ns
2) PLL lock at 144 MHz using a 4 MHz external oscillator. The PLL Divider settings are K = 2, N = 72 and P = 1.
VDDP
Pads
VDDC
V
PAD
OSC
t
OSCST
PLL
PLL unlock
PLL lock
t
LOCK
1)
Pad state undefined
2)Pull/Input
3)As Programmed
I)until EVR is stable
II)until PLL is locked
III) Reset is released
and start of program
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