LB1946 查看數據表（PDF） - SANYO -> Panasonic
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LB1946 Datasheet PDF : 16 Pages
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Parameter
Logic Block
Logic system supply current
Input voltage
Input current
Sense voltages
Reference current
CR pin current
MD pin current
Logic system on voltage
Logic system off voltage
LVSD hysteresis
Thermal shutdown temperature
LB1946
Symbol
Conditions
ICC ON
ICC OFF1
ICC OFF2
VIH
VIL
IIH
IIL
VE
IREF
ICR
IMD
VLSDON
VLSDOFF
VLHIS
Ts
D0=1,D1=1,D2=1,D3=1
When these data values are set
D0=0,D1=0,D2=0,D3=0
ST=0.8V
VIH=2V
VIL=0.8V
D0=1,D1=1,D2=1,D3=1
When these data values are set
D0=1,D1=1,D2=1,D3=0
D0=1,D1=1,D2=0,D3=1
D0=1,D1=1,D2=0,D3=0
D0=1,D1=0,D2=1,D3=1
D0=1,D1=0,D2=1,D3=0
D0=1,D1=0,D2=0,D3=1
D0=1,D1=0,D2=0,D3=0
D0=0,D1=1,D2=1,D3=1
D0=0,D1=1,D2=1,D3=0
D0=0,D1=1,D2=0,D3=1
D0=0,D1=1,D2=0,D3=0
D0=0,D1=0,D2=1,D3=1
D0=0,D1=0,D2=1,D3=0
VREF=1.5V
CR=1.0V
MD=1.0V, CR=4.0V
AC Electrical Characteristics at VCC = 3.3V
Parameter
Clock frequency
Data setup time
Data hold time
Minimum clock high-level pulse width
Minimum clock low-level pulse width
SET pin stipulated time
SET pin signal pulse width
Symbol
fclk
tDS
tDH
tSCH
tSCL
tlat
tlatw
Conditions
VCC=3.3V
VCC=3.3V
VCC=3.3V
VCC=3.3V
VCC=3.3V
VCC=3.3V
VCC=3.3V
Ratings
unit
min
typ
max
23.5
16
0.005
2
6
0.303
0.290
0.276
0.263
0.250
0.236
0.223
0.209
0.183
0.155
0.128
0.102
0.074
0.047
-0.5
-0.91
-5.0
2.6
2.45
0.03
34
23
0.03
0.330
0.315
0.300
0.286
0.272
0.257
0.243
0.228
0.200
0.170
0.143
0.114
0.085
0.057
-0.7
2.8
2.65
0.15
170
44.5 mA
30 mA
0.1 mA
V
0.8
V
35 µA
µA
0.356
V
0.341
V
0.324
V
0.309
V
0.294
V
0.278
V
0.263
V
0.247
V
0.217
V
0.185
V
0.158
V
0.126
V
0.096
V
0.067
V
µA
-0.49 mA
µA
3.0
V
2.85
V
0.35
V
°C
min
0.9
0.9
0.9
0.9
0.9
1.9
Ratings
typ
200
2.5
2.5
2.5
2.5
2.5
5.0
unit
max
550 kHz
µs
µs
µs
µs
µs
µs
No.7115-4/16
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