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参数资料
| 型号： | BU2294AF |
| 元件分类： | 时钟产生/分配 |
| 英文描述： | 67.735842 MHz, OTHER CLOCK GENERATOR, PDSO8 |
| 封装： | SOP-8 |
| 文件页数： | 3/5页 |
| 文件大小： | 106K |
| 代理商： | BU2294AF |
BU2294AF
Multimedia ICs
3/4
!
Input output circuits
To inside IC
XTALOUT
XTALIN
Pin No.
Equivalent circuit
Input pin
8 : pull_up resistance
about 50k
Output pin
1, 5, 6
Crystal pin
3, 4
!
Electrical characteristics (Unless specified otherwise Ta=25
°C, VCC=3.3V Crystal frequency=17.734475MHz)
Output "L" voltage
Output "H" voltage
Power sypply current
CLKC PAL
CLKB PAL
CLKA PAL
Duty
Jitter 1sigma
Jitter absolute
Rise time
Fall time
Negative resistance
VOL
VOH
IDD
FCLKC_P
FCLKB_P
FCLKA_P
Duty
Js
Jabs
tr
tf
Rnega
2.4
45
300
30
4.433619
67.735842
53.203425
50
200
600
2.5
0.4
50
55
V
mA
MHz
%
psec
nsec
IOL
=4.0mA
IOH
=4.0mA
No load
X'tal 1/4
X'tal
× 275 / 36 / 2
X'tal
× 120 / 20 / 2
1/2VDD test
Short time jitter 1sigma
Short time jitter absolute
Time between 0.2VDD to 0.8VDD
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
Output frequency is determined by the operation expression ( Frequency divide) input to XTALIN.
Output when input frequency at PAL is 17.734475 MHz is shown above.
JITTER is mean value using time interval analyzer with 10,000 sampling.
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