MAX1498ECJ+ Maxim Integrated Products, MAX1498ECJ+ Datasheet - Page 4

• Manufacturer Part Number: MAX1498ECJ+
• Description: IC ADC 4 1/2DIG W/LED DVR 32TQFP
• Manufacturer: Maxim Integrated Products

Specifications of MAX1498ECJ+

• Number Of Bits: 4.5 Digit
• Sampling Rate (per Second): 5
• Number Of Converters: 1
• Power Dissipation (max): 1.65W
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3.5- and 4.5-Digit, Single-Chip ADCs
with LED Drivers
ELECTRICAL CHARACTERISTICS (continued)
(AV
C
Typical values are at T
4
CHARGE PUMP
Output Voltage
DIGITAL INPUTS (INTREF, RANGE, PEAK, HOLD, DPSET1, DPSET2, DPON)
Input Current
Input Low Voltage
Input High Voltage
Input Hysteresis
POWER SUPPLY (Note 7)
V
AV
DV
Power-Supply Rejection V
Power-Supply Rejection AV
Power-Supply Rejection DV
MAX1496 V
MAX1447/MAX1498 AV
Current (Note 9)
MAX1447/MAX1498 DV
Current (Note 9)
LED Drivers Bias Current
REF+
DD
DD
DD
DD
_______________________________________________________________________________________
Voltage
= DV
= C
Voltage
Voltage
REF-
PARAMETER
DD
DD
= V
Current (Note 9)
= 0.1µF, C
DD
= +2.7V to +5.25V, GND = 0, V
A
= +25°C, unless otherwise noted.)
DD
DD
DD
VNEG
DD
DD
= 0.1µF. Internal clock mode, unless otherwise noted. All specifications are at T
SYMBOL
PSRR
PSRR
VNEG
DV
I
I
AV
PSRR
V
V
DVDD
V
I
AVDD
V
VDD
I
HYS
INH
INL
IN
DD
DD
DD
A
D
C
V
MAX1447/MAX1498
MAX1496
MAX1447/MAX1498
MAX1496
MAX1496
MAX1447/MAX1498
MAX1447/MAX1498
(Note 8)
(Note 8)
(Note 8)
V
V
Standby mode
AV
AV
Standby mode
DV
DV
Standby mode
From AV
IN
DD
DD
VNEG
DD
DD
DD
DD
= 0 or DV
LED
= 5.25V
= 3.3V
= 5.25V
= 3.3V
= 5.25V
= 3.3V
= 0.1µF to GND
= +2.7V to +5.25V, GLED = 0, V
DD
or V
DD
CONDITIONS
DD
= V
DD
REF+
- V
DV
-2.60
0.7 x
0.7 x
MIN
V
2.70
2.70
2.70
-10
REF-
DD
DD
= 2.048V (external reference),
-2.42
TYP
200
100
664
618
268
120
80
80
A
DV
MAX
-2.30
0.3 x
0.3 x
5.25
5.25
5.25
+10
V
744
663
325
640
600
305
320
180
= T
20
DD
DD
MIN
to T
UNITS
mV
dB
dB
dB
µA
µA
µA
µA
µA
V
V
V
V
V
V
MAX
.