MAX127BEAI+ Maxim Integrated Products, MAX127BEAI+ Datasheet - Page 4

• Manufacturer Part Number: MAX127BEAI+
• Description: IC DAS 12BIT 2-WIRE 28-SSOP
• Manufacturer: Maxim Integrated Products
• Type: Data Acquisition System (DAS)r

Specifications of MAX127BEAI+

• Resolution (bits): 12 b
• Sampling Rate (per Second): 8k
• Data Interface: Serial
• Voltage Supply Source: Single Supply
• Voltage - Supply: 4.75 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-SSOP
• Number Of Adc Inputs: 8
• Architecture: SAR
• Conversion Rate: 8 KSPs
• Resolution: 12 bit
• Interface Type: I2C
• Voltage Reference: Internal 4.096 V or External
• Supply Voltage (max): 5 V
• Mounting Style: SMD/SMT
• Input Voltage: 10 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Multirange, +5V, 12-Bit DAS with
2-Wire Serial Interface
ELECTRICAL CHARACTERISTICS (continued)
(V
T
4
Supply Voltage
A
REFERENCE INPUT (buffer disabled, reference input applied to REF)
Input Voltage Range
Input Current
Input Resistance
REFADJ Threshold for
Buffer Disable
POWER REQUIREMENTS
Supply Current
Power-Supply Rejection Ratio
(Note 7)
TIMING
External Clock Frequency Range
Conversion Time
Throughput Rate
Bandgap Reference
Start-Up Time
Reference Buffer Settling Time
DIGITAL INPUTS (SHDN, A2, A1, A0)
Input High Threshold Voltage
Input Low Threshold Voltage
Input Leakage Current
Input Capacitance
Input Hysteresis
DD
= T
_______________________________________________________________________________________
= +5V ±5%; unipolar/bipolar range; external reference mode, V
MIN
PARAMETER
to T
MAX
; unless otherwise noted. Typical values are at T
SYMBOL
t
PSRR
V
CONV
V
f
C
I
V
CLK
V
I
HYS
DD
DD
IN
IH
IL
IN
Normal mode, unipolar ranges
STANDBY power-down mode (Note 6)
V
4.18V
Normal or STANDBY power-down mode
FULL power-down mode
Normal mode, bipolar ranges
FULL power-down mode
External reference = 4.096V
Internal reference
Power-up (Note 8)
To 0.1mV, REF bypass
capacitor fully discharged
V
(Note 4)
REF
IN
= 0 or V
=
DD
Normal, or STANDBY
power-down mode
FULL power-down mode
CONDITIONS
A
= +25°C.)
REF
= 4.096V; 4.7µF at REF pin; external clock, f
C
C
REF
REF
= 4.7µF
= 33µF
V
DD
4.75
MIN
2.4
6.0
0.8
10
5
- 0.5
±0.1
±0.5
±0.1
TYP
700
120
200
7.7
0.2
60
6
8
MAX
±0.5
4.18
5.25
10.0
±10
400
850
220
0.4
2.4
18
10
15
CLK
1
8
= 400kHz;
UNITS
ksps
MHz
LSB
MΩ
mA
µA
kΩ
µA
ms
µA
µs
µs
pF
V
V
V
V
V
V