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參數(shù)資料
| 型號(hào)： | LC75741W |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | 1/2 Duty VFD Driver for Frequency Displays(用于電子調(diào)諧頻率顯示的1/2占空VFD顯示驅(qū)動(dòng)器) |
| 中文描述： | 1 / 2占空比VFD驅(qū)動(dòng)頻率顯示器（用于電子調(diào)諧頻率顯示的1 / 2占空變頻顯示驅(qū)動(dòng)器） |
| 文件頁(yè)數(shù)： | 2/10頁(yè) |
| 文件大?。?/td> | 157K |
| 代理商： | LC75741W |
Specifications
Absolute Maximum Ratings
at Ta = 25°C, V
SS
= 0 V
Allowable Operating Ranges
at Ta = –40 to +85°C, V
DD
= 4.5 to 5.5 V, V
SS
= 0 V
Electrical Characteristics
in the Allowable Operating Ranges
No. 4965-2/10
LC75741E, 75741W
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
V
DD
max
V
FL
max
V
IN
1
V
IN
2
V
OUT
1
V
OUT
2
I
OUT
1
I
OUT
2
V
DD
V
FL
DI, CL, CE, BLK
–0.3 to +6.5
V
–0.3 to +21.0
V
Input voltage
–0.3 to +6.5
V
OSCI
–0.3 to V
DD
+ 0.3
–0.3 to V
FL
+ 0.3
–0.3 to V
DD
+ 0.3
V
Output voltage
S1 to S53, G1, G2
V
OSCO
V
Output current
S1 to S53
5
mA
G1, G2
60
mA
Allowable power dissipation
Pd max
Ta = 85°C
400 (LC75741E)
mW
300 (LC75741W)
mW
Operating temperature
Topr
–40 to +85
°C
Storage temperature
Tstg
–50 to +150
°C
Parameter
Symbol
Conditions
min
typ
max
Unit
Supply voltage
V
DD
V
FL
V
IH
1
V
IH
2
V
IL
1
V
IL
2
f
OSC
V
DD
V
FL
DI, CL, CE, BLK
4.5
5.0
5.5
V
8
12
18
V
Input high level voltage
0.8 V
DD
0.7 V
DD
5.5
V
OSCI
V
DD
V
Input low level voltage
DI, CL, CE, BLK
0
0.2 V
DD
0.3 V
DD
V
OSCI
0
V
Guaranteed oscillator range
OSCI, OSCO
0.4
1.6
3.0
MHz
Recommended external
resistance
R
OSC
OSCI, OSCO
20
k
Recommended external
capacitance
C
OSC
OSCI, OSCO
47
pF
Low level clock pulse width
t
L
t
H
t
ds
t
dh
t
cp
t
cs
t
ch
t
c
CL: Figure 1
0.5
μs
High level clock pulse width
CL: Figure 1
0.5
μs
Data setup time
DI, CL: Figure 1
0.5
μs
Data hold time
DI, CL: Figure 1
0.5
μs
CE wait time
CE, CL: Figure 1
0.5
μs
CE setup time
CE, CL: Figure 1
0.5
μs
CE hold time
CE, CL: Figure 1
0.5
μs
BLK switching time
BLK, CE: Figure 3
10
μs
Parameter
Symbol
Conditions
min
typ
max
Unit
Input high level current
I
IH
I
IL
DI, CL, CE, BLK, OSCI: VI = 5.5 V
5
μA
Input low level current
DI, CL, CE, BLK, OSCI: VI = 0 V
–5
μA
V
OH
1
V
OH
2
V
OH
3
V
OH
4
V
OL
1
V
OL
2
f
OSC
V
H
I
DD
S1 to S53: I
O
= 2 mA
G1, G2: I
O
= 25 mA
G1, G2: I
O
= 50 mA
OSCO: I
O
= 0.5 mA
S1 to S53, G1, G2: I
O
= –5 μA, Ta = 25°C
OSCO: I
O
= –0.5 mA
R
OSC
= 20 k
, C
OSC
= 47 pF
DI, CL, CE, BLK
V
FL
– 0.6
V
FL
– 0.6
V
FL
– 1.3
V
DD
– 2.0
V
Output high level voltage
V
V
V
Output low level voltage
0.25
0.5
V
2.0
V
Oscillator frequency
1.6
MHz
Hysteresis voltage
0.1 V
DD
V
Current drain
Output open: f
OSC
= 1.6 MHz
10
mA
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