HTOP01 Honeywell Microelectronics & Precision Sensors, HTOP01 Datasheet

IC OP AMP DUAL HI TEMP 14-DIP

HTOP01

Manufacturer Part Number
HTOP01
Description
IC OP AMP DUAL HI TEMP 14-DIP
Manufacturer
Honeywell Microelectronics & Precision Sensors
Series
HTMOS™r
Datasheet

Specifications of HTOP01

Amplifier Type
Chopper (Zero-Drift)
Number Of Circuits
2
Slew Rate
1.5 V/µs
Gain Bandwidth Product
2MHz
Current - Input Bias
10pA
Voltage - Input Offset
100µV
Current - Supply
5mA
Current - Output / Channel
20mA
Voltage - Supply, Single/dual (±)
4.5 V ~ 5.5 V
Operating Temperature
-55°C ~ 225°C
Mounting Type
Through Hole
Package / Case
14-CDIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Output Type
-
-3db Bandwidth
-
Other names
342-1081

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High Temperature Dual Precision Operational Amplifier
HTOP01
DESCRIPTION
The HTOP01 is a precision low power op amp, offering
very low input offset voltage and drift over an operating
temperature range of -55 C to 225 C. Using auto-
zeroing techniques input offset voltage is continuously
sampled and compensated, providing near perfect offset
voltage compensation over temperature and time.
An internal oscillator and logic provides all necessary
auto-zero clock signals, and no external capacitors are
needed.
The internal auto-zero clock generator produces a
pseudo-random clock frequency operating between
2kHz – 4kHz that effectively “spreads out” the clock
noise frequency spectrum over a 2kHz span. This
greatly reduces detectable clock noise in the amplifier’s
output spectrum.
Additionally, an external clock input pin (XCLK) is
provided along with a select input pin (SEL) to choose
between the internal clock and an optional external
clock.
APPLICATIONS
Downhole Drilling Measurement and Production Tools
Strain Gauge Transducers
RTD Temperature Sensing
FEATURES
Available in 14 lead DIP package
-55 C to 225 C Ambient Temperature Range
Continuous Input Offset Voltage Auto-Zeroing
With Internal Clock
Input Offset Voltage 100 V Max Over
Temperature
Input Offset Drift 0.2 V/ C Max
High Gain, CMRR: 100dB Min
Gain-Bandwidth Product: 2.0MHz Typical
Single 5V Supply Operation
5.0mA maximum Supply Current
Power shutdown pin provided
External clocking option for synchronous systems
The external clock option allows timing flexibility for
synchronously sampled systems, where no clock energy
can be tolerated in the sampled amplifier output.
To save power, a power shutdown pin (SHDN) de-
powers all analog circuitry when asserted (active high).
The current with SHDN asserted is <150 A over
temperature.
High Temperature Instrumentation
High Resolution Data Acquisition
Low Power Measurement

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HTOP01 Summary of contents

Page 1

... High Temperature Dual Precision Operational Amplifier HTOP01 DESCRIPTION The HTOP01 is a precision low power op amp, offering very low input offset voltage and drift over an operating temperature range of - 225 C. Using auto- zeroing techniques input offset voltage is continuously sampled and compensated, providing near perfect offset voltage compensation over temperature and time ...

Page 2

... FUNCTIONAL BLOCK DIAGRAM OUTB OUTA 14 1 XCLK SEL 2 13 HTOP01 VSS VDD Pin DIP INPB INPA 11 4 INMB INMA 10 5 VSS VDD 6 9 SHDN connection SIGNAL DESCRIPTION Pin Name Pin Description Number 13 Digital input pin. Selects either internal clock (SEL=0) or externally applied clock SEL (SEL=1) ...

Page 3

RECOMMENDED OPERATING CONDITIONS (1) Symbol Parameter VDD Supply Voltage TC External Package Temperature Temp Op Operating Temperature VPIN Voltage on Any Pin (1) Voltages referenced to Vss. ELECTRICAL CHARACTERISTICS =0V unless otherwise noted. Values apply over the full –55 C ...

Page 4

... IOS is very low (<|1nA|), even at 250 C junction temperature. (2) Output drive current capability is related to output swing magnitude. The HTOP01 will sink and source 20mA minimum over temperature with the output swinging to within 300mV of either rail. At lesser loads, the output can swing closer to the supply rails; ...

Page 5

TYPICAL PERFORMANCE PLOTS -60 3.00 2.50 2.00 1.50 1.00 0.50 0.00 www.honeywell.com Noise Voltage Density vs. Frequency 800 700 600 500 400 300 200 100 ...

Page 6

... Temp SOI Source H = Honeywell Notes Bare die deliverable is an option with the HTOP01. Contact factory for more information and availability. (1.) Find out more For more information on Honeywell’s High Temperature Electronics visit us online at www.honeywell.com/hightemp, or contact us at 800-323-8295 or 763-954-2474. Customer Service Email: ps.customer.support@honeywell.com. ...

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