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参数资料
| 型号： | LC7454A |
| 元件分类： | 消费家电 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDIP18 |
| 封装： | DIP-18 |
| 文件页数： | 13/16页 |
| 文件大小： | 696K |
| 代理商： | LC7454A |
LC7454A/M
No.6685-6/16
1. Absolute Maximum Ratings at VSS=0V and Ta=25
°C
Ratings
Parameter
Symbol
Pins
Conditions
min.
typ.
max.
unit
Maximum
Supply voltage
VDDMAX
VDD1,VDD2
VDD1=VDD2
-0.3
+7.0
Input voltage
VI
CVIN,SCKIN,
CE ,IOC
-0.3
VDD+0.3
Output voltage
VO
LN26,
O/ E /CFOUT,SLICE
-0.3
VDD+0.3
Input/output
voltage
VIO
DATA,
HS /CFIN
-0.3
VDD+0.3
V
DIP18
300
Allowable
power
dissipation
Pdmax
MFP20
150
mW
Operating
temperature
Topr
-30
+70
Storage
temperature
Tstg
-55
+150
°C
* VSS1 and VSS2 must be the same level.
VDD1 and VDD2 must be the same level.
2. Allowable Operating Conditions at Ta=-30
°C to +70°C, VSS=0V
Ratings
Parameter
Symbol
Pins
Conditions
VDD[V]
min.
typ.
max.
unit
Operating
Supply voltage
VDD
VDD1,VDD2
VDD1=VDD2
4.5
5.5
‘H’ level input
voltage
VIH
HS
/CFIN, DATA,
SCKIN, CE , IOC
4.5 to 5.5 0.75VDD
VDD
‘L’ level input
voltage
VIL
HS /CFIN, DATA,
SCKIN, CE , IOC
4.5 to 5.5
VSS
0.25VDD
CVIN input
amplitude
CVSYNC
CVIN
SYNC-WHITE=1.0V
4.5 to 5.5
1Vp-p
-3dB
1V
1Vp-p
+3dB
V
HS
input
frequency
range
fH
HS
/CFIN
Mode3
4.5 to 5.5
15.23
15.73
16.23
Oscillation
frequency
range
(Note 1)
FmCF
HS /CFIN
O/ E /CFOUT
Mode2
Refer to figure 1
4.5 to 5.5
503
kHz
Oscillation
stabilizing
time period
(Note 2)
tmsCF
HS /CFIN
O/ E /CFOUT
MODE2
Refer to figure 2
4.5 to 5.5
0.5
5
ms
(Note 1) Refer to table 1 for oscillator constants.
(Note 2) Oscillation stabilizing period is the time needed to stabilize the oscillation after power is fed.
Refer to figure 2.
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