Precision Low Power FGA™ Voltage References
ISL60002
The ISL60002 FGA™ voltage references are very high precision
analog voltage references fabricated in Intersil's proprietary
Floating Gate Analog technology and feature low supply
voltage operation at ultra-low 350nA operating current.
Features
• Reference voltages . . . . . 1.024V, 1.2V, 1.25V, 1.8V, 2.048V,
2.5V, 2.6V, 3.0V and 3.3V
• Absolute initial accuracy options . . . . . . . . . ±1.0mV,±2.5mV
and ±5.0mV
Additionally, the ISL60002 family features guaranteed initial
accuracy as low as ±1.0mV and 20ppm/°C temperature
coefficient. The initial accuracy and temperature stability
performance of the ISL60002 family, plus the low supply
voltage and 350nA power consumption, eliminates the need
to compromise thermal stability for reduced power
consumption making it an ideal companion to high resolution,
low power data conversion systems.
• Supply voltage range
- ISL60002-10, -11, -12, -18, -20, -25 . . . . . . . . 2.7V to 5.5V
- ISL60002-26 . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.8V to 5.5V
- ISL60002-30 . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.2V to 5.5V
- ISL60002-33 . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.5V to 5.5V
• Ultra-low supply current. . . . . . . . . . . . . . . . . . . . . . .350nA typ
• Low 20ppm/°C temperature coefficient
Special Note: Post-assembly x-ray inspection may lead to
permanent changes in device output voltage and should be
minimized or avoided. For further information, please see
“Applications Information” on page 34 and AN1533, “X-Ray
Effects on Intersil FGA References”.
• I
• I
and I
= 7mA
SOURCE
SINK
and I
= 20mA for ISL60002-33 only
SOURCE
SINK
• ESD protection . . . . . . . . . . . . . . 5500V (human body model)
• Standard 3 Ld SOT-23 packaging
Applications
• High resolution A/Ds and D/As
• Operating temperature range
- ISL60002-10, -11, -12, -18, -20, -25,
-26, -30 . . . . . . . . . . . . . . . . . . . . . . . . . . . -40°C to +85°C
• Digital meters
- ISL60002-33 . . . . . . . . . . . . . . . . . . . . . . .-40°C to +105°C
• Bar code scanners
• Pb-Free (RoHS Compliant)
• Mobile communications
• PDA’s and notebooks
• Medical systems
Related Literature
• See AN1494, “Reflow and PC Board Assembly Effects on
Intersil FGA References”
• See AN1533, “X-Ray Effects on Intersil FGA References”
• See TB475, “ISL21009-25 and ISL60002-30 Capacitive
Load Drive Capability”
• See AN1843 "ISL60002XXEVAL1Z User's Guide"
V
= +3.0V
IN
0.1µF
10µF
V
IN
V
OUT
0.001µF*
ISL60002-25
V
= 2.50V
OUT
GND
REF IN
ENABLE
SCK
SERIAL
BUS
SDAT
16 TO 24-BIT
A/D CONVERTER
NOTE: *Also see Figure 119 on page 35 in Applications Information.
FIGURE 1. TYPICAL APPLICATION
January 16, 2014
FN8082.19
CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.
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