參數(shù)資料
型號(hào): EPVP6800
廠商: ELAN Microelctronics Corp .
英文描述: VFD Controller
中文描述: 變頻控制器
文件頁(yè)數(shù): 47/47頁(yè)
文件大?。?/td> 325K
代理商: EPVP6800
ePVP6800
VFD Controller
This specification is subject to change without further notice.
11.28.2004 (V123)
41 of 47
14 Switching Characteristic Waveform
f
OSC
50 %
OSC
Fig. 16 Switching Characteristic Waveform
14.1 Switching Characteristics (Ta = - 20 to + 70
°
C,
VDD = 4.5 to 5.5V, VEE = VDD - 45V)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Test Conditions
Oscillation
frequency
tOSC
-
32.768
-
KHz
tPLZ
-
-
300
ns
Propagation
delay
time
tPZL
-
-
100
ns
CLK
DOUT
CL = 15pF, RL = 10K
tTZH1
2
us
SEG1/KS1 to
SEG4/KS4,
GR1 to GR8\9
GR10/SG8 to
GR11/SG7,
Rise time
tTZH2
0.5
μ
s
CL = 100pF
VEE=-25V
Fall time
tTHZ
100
110
120
μ
s
CL = 100pF, VEE=-25V ,SEGn, GRIDn
application circuit
VSS
/RESET
VSS
O
C4
0.01uf
VSS
C3
C2
27pf
C1
27pf
CRYSTAL1
32.768KHz
VDD
R1
470k
D1
1N4148
/RESET
ePVP6800
U2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
GRID1
GRID2
GRID3
GRID4
GRID5
GRID6
GRID7
GRID8
GRID9
GRID10/SG10
GRID11/SEG8
SEG6
SEG5
SEG4/KS4
SEG3/KS3
SEG2/KS2
SEG1/KS1
VEE
/RESET
GPIO90
GPIO91
GPIO92
GPIO93
GPIOC0
GPIOC1
GPIOC2
GPIOC3
PLLC
OSCI
OSCO
VSS
VDD
O
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