參數資料
型號: SAF-C161RI-LM
廠商: INFINEON TECHNOLOGIES AG
元件分類: 微控制器/微處理器
英文描述: 16-BIT, 20 MHz, MICROCONTROLLER, PQFP100
封裝: METRIC, PLASTIC, QFP-100
文件頁數: 35/60頁
文件大?。?/td> 926K
代理商: SAF-C161RI-LM
Semiconductor Group
40
1998-05-01
C161RI
AC Characteristics
External Clock Drive XTAL1
V
DD = 4.5 - 5.5 V;
V
SS = 0 V
T
A = 0 to + 70 °C
for SAB-C161RI
T
A = – 40 to + 85 °C
for SAF-C161RI
1) The clock input signal must reach the defined levels V
IL and VIH2.
2) The specified minimum low and high times allow a duty cycle range of 40...60% at 16 MHz.
Figure 11
External Clock Drive XTAL1
Parameter
Symbol
Direct Drive 1:1
Prescaler 2:1
Unit
min.
max.
min.
max.
Oscillator period
t
OSC
SR
62
8000
31
4000
ns
High time
t
1SR
25 1) 2)
6–ns
Low time
t
2SR
25 1) 2)
6–ns
Rise time
t
3SR
10 1)
–6 1)
ns
Fall time
t
4SR
10 1)
–6 1)
ns
MCT02534
3
t
4
t
VIH2
VIL
V
DD
0.5
1
t
2
t
OSC
t
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