MAX1494CCJ+ Maxim Integrated Products, MAX1494CCJ+ Datasheet - Page 3

• Manufacturer Part Number: MAX1494CCJ+
• Description: IC ADC 4.5 DGT LCD DVR 32-TQFP
• Manufacturer: Maxim Integrated Products

Specifications of MAX1494CCJ+

• Display Type: LCD
• Configuration: 7 Segment + 2 Annunciators
• Interface: Serial
• Digits Or Characters: A/D 4.5 Digits
• Current - Supply: 960µA
• 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

ELECTRICAL CHARACTERISTICS (continued)
(V
All specifications are at T
Normal-Mode 50Hz and 60Hz
Rejection (Simultaneously)
Common-Mode 50Hz and 60Hz
Rejection (Simultaneously)
Common-Mode Rejection
Input Leakage Current
Input Capacitance
Dynamic Input Current
LOW-BATTERY VOLTAGE MONITOR (LOWBATT)
LOWBATT Trip Threshold
LOWBATT Leakage Current
Hysteresis
INTERNAL REFERENCE (INTREF BIT = 1, REF- = GND, bypass REF+ to GND with a 4.7µF capacitor)
REF Output Voltage
REF Output Short-Circuit Current
REF Output Temperature
Coefficient
Load Regulation
Line Regulation
Noise Voltage
EXTERNAL REFERENCE (INTREF BIT = 0, bypass REF+ and REF- to GND with 0.1µF or larger capacitors)
REF Input Voltage
Absolute 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
Dynamic Input Current
AVDD
= V
PARAMETER
DVDD
= 2.7V to 5.25V, V
_______________________________________________________________________________________
A
= T
MIN
to T
3.5- and 4.5-Digit, Single-Chip ADCs
GND
MAX
SYMBOL
TC
= 0V, V
CMR
CMR
V
CMR
CMR
REF
VREF
, unless otherwise noted. Typical values are at T
REF+
Internal clock mode, 50Hz and 60Hz ±2%
External clock mode, 50Hz and 60Hz ±2%,
f
For 50Hz and 60Hz ±2%, R
At DC
(Note 6)
V
V
I
0.1Hz to 10Hz
10Hz to 10kHz
Differential (V
Internal clock mode, 50Hz and 60Hz ±2%
External clock mode, 50Hz and 60Hz ±2%,
f
For 50Hz and 60Hz ±2%, R
At DC
(Note 6)
CLK
SOURCE
CLK
AVDD
AVDD
- V
= 4.915MHz
= 4.915MHz
REF-
= 5V, T
= 5V
= 0 to 300µA, I
= 2.048V (external reference). Internal clock mode, unless otherwise noted.
REF+
A
CONDITIONS
= +25°C
- V
REF-
SINK
)
SOURCE
SOURCE
= 0 to 30µA
< 10kΩ
< 10kΩ
with LCD Drivers
A
= +25°C, unless otherwise noted.)
2.007
MIN
-2.2
-20
-20
2.048
2.048
2.048
TYP
100
120
150
100
400
100
120
150
100
10
10
10
20
40
50
25
10
10
1
6
2.089
MAX
+2.2
+20
+20
ppm/°C
UNITS
mV/µA
µV
µV/V
mV
mA
dB
dB
dB
pA
dB
dB
dB
nA
pF
nA
nA
pF
nA
V
V
V
V
P-P
3