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LC7574NW 数据表(PDF) 2 Page - Sanyo Semicon Device

部件名 LC7574NW
功能描述  1/2 Duty VFD Driver for Frequency Display
Download  10 Pages
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制造商  SANYO [Sanyo Semicon Device]
网页  https://www.sanyo-av.com/us/
标志 SANYO - Sanyo Semicon Device

LC7574NW 数据表(HTML) 2 Page - Sanyo Semicon Device

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Specifications
Absolute Maximum Ratings at Ta = 25°C, VSS = 0 V
Allowable Operating Ranges at Ta = –40 to +85°C, VDD = 4.5 to 5.5 V, VSS = 0 V
Electrical Characteristics in the Allowable Operating Ranges
No. 3586-2/10
LC7574NE, 7574NW
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VDD max
VDD
–0.3 to +6.5
V
VFL max
VFL
–0.3 to +21.0
V
Input voltage
VIN1
DI, CL, CE, BLK, DIM
–0.3 to +6.5
V
VIN2
OSC
–0.3 to VDD + 0.3
V
Output voltage
VOUT1
S1 to S37, G1, G2
–0.3 to VFL + 0.3
V
VOUT2
OSC
–0.3 to VDD + 0.3
V
Output current
IOUT1
S1 to S37
5
mA
IOUT2
G1, G2
67
mA
Allowable power dissipation
Pd max
Ta = 85°C (LC7574NE)
250
mW
Ta = 85°C (LC7574NW)
150
mW
Operating temperature
Topr
–40 to +85
°C
Storage temperature
Tstg
–50 to +125
°C
Parameter
Symbol
Conditions
min
typ
max
Unit
Supply voltage
VDD
VDD
4.5
5.0
5.5
V
VFL
VFL
8
12
18
V
Input high level voltage
VIH
DI, CL, CE, BLK
0.8 VDD
5.5
V
Input low level voltage
VIL
DI, CL, CE, BLK
0
0.2 VDD
V
Guaranteed oscillator range
fOSC
OSC
0.4
1.6
3.0
MHz
Recommended external
ROSC
OSC
12
k
resistance
Recommended external
COSC
OSC
50
pF
capacitance
Low level clock pulse width
tøL
CL: Figure 1
0.5
µs
High level clock pulse width
tøH
CL: Figure 1
0.5
µs
Data setup time
tds
DI, CL: Figure 1
0.5
µs
Data hold time
tdh
DI, CL: Figure 1
0.5
µs
CE wait time
tcp
CE, CL: Figure 1
0.5
µs
CE setup time
tcs
CE, CL: Figure 1
0.5
µs
CE hold time
tch
CE, CL: Figure 1
0.5
µs
BLK switching time
tc
BLK, CE: Figure 3
10
µs
Input voltage range
VIN
DIM
0
+5.5
V
Parameter
Symbol
Conditions
min
typ
max
Unit
Input high level current
IIH
DI, CL, CE, BLK, DIM: VI = 5.5 V
5
µA
Input low level current
IIL
DI, CL, CE, BLK, DIM: VI = 0 V
–5
µA
VOH1
S1 to S37: IO = 2 mA
VFL – 0.6
V
Output high level voltage
VOH2
G1, G2: IO = 25 mA
VFL – 0.6
V
VOH3
G1, G2: IO = 50 mA
VFL – 1.3
V
Output low level voltage
VOL
S1 to S37, G1, G2: IO = –5 µA, Ta = 25°C
0.125
0.25
0.5
V
Oscillator frequency
fOSC
ROSC = 12 kΩ, COSC = 50 pF
1.6
MHz
Hysteresis voltage
VH
DI, CL, CE, BLK
0.5
V
A/D converter linearity error
Err
DIM
–1/2
+1/2
LSB
Current drain
IDD
Outputs open: fOSC = 1.6 MHz
10
mA


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