參數(shù)資料
型號(hào): EPVP6810
廠商: ELAN Microelctronics Corp .
英文描述: VFD Controller
中文描述: 變頻控制器
文件頁數(shù): 42/50頁
文件大?。?/td> 343K
代理商: EPVP6810
ePVP6810
VFD Controller
36 of 50
11.28.2004
(V123)
This specification is subject to change without further notice.
9 Crystal OSC
9.1 General Description
This oscillator is designed for the ePVP6810 chip as clock source.
9.2 Features
RC oscillator
:
32.768K Hz
Operating voltage
:
2.2~5.5V.
Operating temperature
:
-20
o
C ~ 70
o
C
9.3 Block Diagram
OSCI
OSCO
VSS
27pf
27pf
Fig. 13 Crystal OSC Block Diagram
9.4 Pin Description
Name
I/O Type
Description
Remarks
XIN
I
Crystal oscillator connection pin
XOUT
O
Crystal oscillator output pin
VDD
-
Power supply (+) pin
VSS
-
Power supply (–) pin
9.5 Electrical
(Condition
:
VDD = 4.5 to 5.5V, Ta
=
-20
°
C to 70
°
C )
Parameters
Sym.
Min.
Typ.
Max.
Unit
Conditions
Starting oscillation voltage
Vs
-
2.0
3.2
V
Stable time
Ts
-
5
10
clk
Vdd = 5.0V
Current consumption
Idd
-
2
3
mA
Vdd = 5.0V
Duty cycle
45
50
55
%
Frequency/Voltage deviation
f/
V
-
1
1.5
%
Frequency/Temperature deviation
f
-
1
2
%
Frequency vs. Process deviation
-
±
6
±
10
%
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