MAX1495CCJ+ Maxim Integrated Products, MAX1495CCJ+ Datasheet - Page 14
![IC ADC 4.5 DGT LCD DVR 32-TQFP](/photos/6/50/65051/32-tqfp_21-0110b_sml.jpg)
MAX1495CCJ+
Manufacturer Part Number
MAX1495CCJ+
Description
IC ADC 4.5 DGT LCD DVR 32-TQFP
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX1491CAI.pdf
(25 pages)
Specifications of MAX1495CCJ+
Display Type
LCD
Configuration
7 Segment + 2 Annunciators
Digits Or Characters
A/D 4.5 Digits
Current - Supply
980µA
Voltage - Supply
2.7 V ~ 5.25 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
32-LQFP
Maximum Operating Temperature
+ 70 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
0 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Interface
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
3.5- and 4.5-Digit, Single-Chip
ADCs with LCD Drivers
Figure 10. LCD Voltage Waveform—Combinations 5–8 (BP1/2/3, SEGa/d/g)
14
______________________________________________________________________________________
a, d ON
a, g ON
g, d ON
g OFF
d OFF
a OFF
BP1
BP2
BP3
ALL
OFF
φ1, φ2, φ3 - - BP HIGH WITH RESPECT TO SEGMENT (BP+ TIME)
φ1', φ2', φ3' - - BP LOW WITH RESPECT TO SEGMENT (BP- TIME)
BP1 ACTIVE DURING φ1 AND φ1'
BP2 ACTIVE DURING φ2 AND φ2'
BP3 ACTIVE DURING φ3 AND φ3'
φ1
φ2
FREQUENCY = 107Hz
φ3
φ1'
φ2'
φ3'
V+ = DV
V
V
L
LCD
= 1/3 V
= DV
DD
LCD
, V
DD
H
, V- = GND
- GND
= 2/3 DV
DD
V+
V
V
V-
V+
V
V
V-
V+
V
V
V-
V+
V
V
V-
V+
V
V
V-
V+
V
V
V-
V+
V
V
V-
H
L
H
L
H
L
H
L
H
L
H
L
H
L
V
LCD