IN472-3DW 데이터 시트보기 (PDF) - Integral Corp.
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IN472-3DW Datasheet PDF : 3 Pages
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IN472-3
DC ELECTRICAL CHARACTERISTICS (GND=0 V, VDD=3.0 V to 5.5 V, TA= 0°C to 70°C
(depends on display characteristics)
Guaranteed Limit
Symbol
Parameter
Test
Min
Conditions
Max
Unit
VDD
Power Supply Voltage
3.0
IDD
Power Supply Current (Note 1)
VDD =5.5 V
5.5
V
250
µA
VIL
Input Levels DI, SK, CS
0.8
V
VIH
0.7 VDD
VDD
VIL
BPA (as Osc. in)
0.6
V
VIH
VOL
VOH
VBPA,BPB,BPC
ON
VBPA,BPB,BPC
OFF
Output Levels, BPC (as Osc. Out)
Backplane Outputs (BPA,BPB,BPC)
During
BP + Time
VDD-0.6
VDD
0.4
V
VDD-0.4
VDD
VDD -∆V
V
VDD
1/3VDD -∆V 1/3VDD +∆V
VBPA,BPB,BPC Backplane Outputs (BPA,BPB,BPC)
ON
During
V
0
∆V
VBPA,BPB,BPC
OFF
BP - Time
2/3VDD -∆V 2/3VDD +∆V
VSEG ON
VSEG OFF
VSEG ON
VSEG OFF
Segment Outputs (SA1 ∼ SA4)
Segment Outputs (SA1 ∼ SA4)
Internal Oscillator Frequency
During
BP + Time
During
BP - Time
0
2/3VDD -∆V
VDD -∆V
1/3VDD -∆V
15
∆V
V
2/3VDD +∆V
VDD
V
1/3VDD +∆V
80
kHz
Frame Time (Int. Osc. ÷ 192)
2.4
12.8
ms
1/TSCAN
Scan Frequency
SK Clock Frequency
39
208
Hz
4
250
kHz
SK Width
1.7
µs
tSETUP
DI Data Stup
1.0
µs
tHOLD
tSETUP
DI Data Hold
CS
100
ns
1.0
µs
tHOLD
1.0
Output Loading Capacitance
100
pF
Note 1: Power supply current as measured in stand-alone mode with all outputs open and all inputs at VDD.
Note 2: ∆V - 0.05VDD.
2
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