ISL78307 Datasheet, PDF (11/20 Pages) Intersil Corporation – Intersil’s Solutions for Industrial Process Control

INTERSIL SELECTION GUIDE | INDUSTRIAL PROCESS CONTROL SOLUTIONS
PLC
Analog Input
Analog Output
Control
Sensors
Power
Volatile DCP: ISL233x5, ISL234x5, ISL233x8, ISL234x8
World’s Lowest Voltage,
Volatile, DCP Family
Lowest Voltage
Specification
Analog Voltage
Digital Voltage
Low Current
Consumption
Intersil
1.7V to 5.5V
1.2V to 5.5V
2.5µA - 1CH
3µA - 2CH
5µA - 4CH
Competition
1.8V to 5.5V
2.7V to 5.5V
Same as analog
voltage, lowest is
1.8V
Up to 2x more power
consumption
Benefit
Operational when battery
starts draining.
Eliminate level shifter for I²C/
SPI when µC has low voltage
I/O pins.
Drains up to 50% less battery
power.
Smaller Package
Type
Single
Dual
Part #
ISL23315,
ISL23415,
ISL23318,
ISL23418
ISL23325,
ISL23425,
ISL23328,
ISL23428
Intersil
µTQFN (2.1x1.6mm)
µTQFN (2.6x1.8mm)
Quad
ISL23345,
ISL23445,
ISL23348,
ISL23448
QFN (3x4mm)
Competition
SC-70 (2x2.1mm)
QFN (4x4mm)
QFN (4x4mm)
Benefit
20% Smaller
48% Smaller
25% Smaller
Integrated Level Translator
I²C/SPI Voltage = 1.2V to 5.5V
VLOGIC ^1.2V
5V
I²C Bus
µC
SDA
SCL
Level
Translator
Integrated Level Translator
Direct communication with low
voltage µC
VLOGIC V_CC
SCL
SDA
DCP
ISL23315
2.1mm
RH
RW ^1.6mm
RL
Smallest 256-Tap DCP
Vref Adjustment
VREF
RH
_
ISL23415
RW
+
ISL28114
RL
VREF_M
Ultra Low Noise,
Precision Voltage
Reference
Key Features
• 7V Reference Output Voltage Option
• Initial Accuracy: ±0.02%
• Output Voltage Noise: 5.3µVpp Typ (0.1 to 10Hz)
• Supply Current: 930µA (typ)
• Tempco: 7ppm/°C (3ppm/°C coming soon)
• Output Current Capability: 20mA
• Line Regulation: 8ppm/V
• Load Regulation: 2.5ppm/mA
• Operating Temperature Range: -40°C to 125°C
Device
Number
Noise Noise
Isy Vsy Low High Iout Iout
Max Max Freq Freq Source Sink
(µA) (V) (µVp-p) (µVrms) (mA) (mA) Pkg
ISL21090B X X X X X 1280 36 1.9
1.6
20 10 SOIC-8
Ultra Precision Vref: ISL21090
Temperature Drift (Coefficient)
2.5010
TYPICAL TEMPERATURE
2.5005 ^{COEFFICIENT CURVE FOR 10 UNITS}
2.5000
2.4995
2.4990
2.4985
2.4980
-55 -35 -15 5
25 45 65 85 105 125 145
TEMPERATURE (°C)
ISL21090 Typical Temperature Coefficient Curve
Long Term Drift
40
30
20
10
0
-10
-20
-30
0
200
400
600
800
1000
Time (Hrs)
ISL21090^ISLL²o¹⁰n⁹g^{0 L}T^one^gr^Tm^ermD^Dr^ri^iff^tt^DD^ataa⁽t¹a⁰⁰(⁰1^H0^rs0⁾ 0 Hrs)
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