IN472-3
DC ELECTRICAL CHARACTERISTICS
(depends on display characteristics)
°
°
(GND=0 V, VDD=3.0 V to 5.5 V, TA= 0 C to 70 C
Guaranteed Limit
Symbol
Parameter
Test
Min
Max
Unit
Conditions
VDD
IDD
Power Supply Voltage
3.0
5.5
250
0.8
V
µA
V
Power Supply Current (Note 1)
Input Levels DI, SK, CS
VDD =5.5 V
VIL
VIH
VIL
VIH
VOL
VOH
0.7 VDD
VDD-0.6
VDD-0.4
VDD
0.6
BPA (as Osc. in)
V
V
V
VDD
0.4
Output Levels, BPC (as Osc. Out)
VDD
VBPA,BPB,BPC Backplane Outputs (BPA,BPB,BPC)
ON
During
VDD
V
DD -∆V
VBPA,BPB,BPC
OFF
BP + Time
1/3VDD -∆V
1/3VDD +∆V
VBPA,BPB,BPC Backplane Outputs (BPA,BPB,BPC)
ON
V
During
0
∆V
VBPA,BPB,BPC
OFF
BP - Time
2/3VDD -∆V
2/3VDD +∆V
VSEG ON
VSEG OFF
VSEG ON
VSEG OFF
During
0
V
V
Segment Outputs (SA1 SA4)
Segment Outputs (SA1 SA4)
∆V
2/3VDD +∆V
VDD
BP + Time
During
2/3VDD -∆V
VDD -∆V
BP - Time
1/3VDD -∆V
1/3VDD +∆V
80
Internal Oscillator Frequency
Frame Time (Int. Osc. ÷ 192)
Scan Frequency
SK Clock Frequency
SK Width
15
2.4
39
kHz
ms
Hz
kHz
µs
12.8
1/TSCAN
208
4
250
1.7
1.0
100
1.0
1.0
tSETUP
tHOLD
tSETUP
tHOLD
DI Data Stup
µs
DI Data Hold
ns
CS
µs
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
INTEGRAL [ INTEGRAL CORP. ]
