MAX1498ECJ+ Maxim Integrated Products, MAX1498ECJ+ Datasheet - Page 3

• 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

ELECTRICAL CHARACTERISTICS (continued)
(AV
C
Typical values are at T
ANALOG INPUTS (AIN+, AIN-) (bypass to GND with 0.1µF or greater capacitors)
AIN Input Voltage Range (Note 5)
AIN Absolute Input Voltage
Range to GND
Normal-Mode 50Hz and 60Hz
Rejection (Simultaneously)
Common-Mode 50Hz and 60Hz
Rejection (Simultaneously)
Common-Mode Rejection
Input Leakage Current
Input Capacitance
Average Dynamic Input Current
INTERNAL REFERENCE (REF- = GND, INTREF = DV
4.7µF capacitor)
REF Output Voltage
REF Output Short-Circuit Current
REF Output Temperature
Coefficient
Load Regulation
Line Regulation
Noise Voltage
EXTERNAL REFERENCE (INTREF = GND) (bypass REF+ and REF- to GND with 0.1µF or greater capacitors)
REF Input Voltage
Absolute REF+, REF- Input
Voltage to GND
Normal-Mode 50Hz and 60Hz
Rejection (Simultaneously)
Common-Mode 50Hz and 60Hz
Rejection (Simultaneously)
Common-Mode Rejection
Input Leakage Current
Input Capacitance
Average Dynamic Input Current
REF+
DD
= DV
= C
PARAMETER
REF-
DD
= V
= 0.1µF, C
DD
_______________________________________________________________________________________
= +2.7V to +5.25V, GND = 0, V
A
= +25°C, unless otherwise noted.)
VNEG
= 0.1µF. Internal clock mode, unless otherwise noted. All specifications are at T
3.5- and 4.5-Digit, Single-Chip ADCs
SYMBOL
TC
CMR
CMR
V
CMR
CMR
REF
VREF
RANGE = GND
RANGE = DV
V
50Hz and 60Hz ±2%
For 50Hz and 60Hz ±2%, R
At DC
(Note 6)
I
0.1Hz to 10Hz
10Hz to 10kHz
Differential, V
50Hz and 60Hz ±2%
For 50Hz and 60Hz ±2%, R
At DC
(Note 6)
SOURCE
DD
LED
(MAX1496)
DD
= +2.7V to +5.25V, GLED = 0, V
= 0 to 300µA, I
(MAX1447/MAX1498) or V
REF+
DD
CONDITIONS
(MAX1447/MAX1498) or
- V
REF-
SINK
SOURCE
SOURCE
= 0 to 30µA
< 10kΩ
< 10kΩ
DD
with LED Drivers
(MAX1496) (bypass REF+ to GND with a
REF+
- V
2.007
MIN
-2.0
-0.2
-2.2
-2.2
-20
-20
REF-
= 2.048V (external reference),
2.048
2.048
TYP
100
150
100
400
100
150
100
10
10
40
50
25
10
10
1
6
A
2.089
MAX
+2.0
+0.2
+2.2
+2.2
+20
+20
= T
MIN
ppm/°C
to T
UNITS
mV/µA
µV
µV/V
mA
dB
dB
dB
nA
pF
nA
dB
dB
dB
nA
pF
nA
V
V
V
V
V
P-P
MAX
3
.