LINEAR TECHNOLOGY LTC1196 Data Sheet Instruction Manual
Summary
These high-speed, low-power 8-bit Analog-to-Digital Converters (ADCs), LTC1196/LTC1198, are engineered for compact, efficient data acquisition systems. Featuring sampling rates up to 1MSPS and auto-shutdown capabilities, they excel in battery-operated or high-speed instrumentation applications. The accompanying manual provides comprehensive technical specifications, performance graphs (ENOB), detailed electrical parameters, and application guidance for engineers needing robust, energy-efficient signal processing solutions.
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LTC1196/LTC1198
8-Bit, SO-8, 1MSPS ADCs with S/(N + D) (d B)
Auto-Shutdown Options
SFEATURE ESCRIPTIO
High Sampling Rates: 1MHz (LTC1196) The LTC1196/LTC1198 are 600ns, 8-bit A/D converters
750k Hz (LTC1198) with sampling rates up to 1MHz. They are offered in 8-pin Low Cost SO packages and operate on 3V to 6V supplies. Power SO-8 Plastic Package dissipation is only 10m W with a 3V supply or 50m W with Single Supply 3V and 5V Specifications a 5V supply. The LTC1198 automatically powers down to Low Power: 10m W at 3V Supply a typical supply current of 1n A whenever it is not perform- 50m W at 5V Supply ing conversions. These 8-bit switched-capacitor succes- Auto-Shutdown: 1n A Typical (LTC1198) sive approximation ADCs include sample-and-holds. The ±1/2LSB Total Unadjusted Error over Temperature LTC1196 has a differential analog input; the LTC1198 3-Wire Serial I/O offers a software selectable 2-channel MUX.
1V to 5V Input Span Range (LTC1196)
The 3-wire serial I/O, SO-8 packages, 3V operation and
Converts 1MHz Inputs to 7 Effective Bits
extremely high sample rate-to-power ratio make these
Differential Inputs (LTC1196)
ADCs an ideal choice for compact, high speed systems.
2-Channel MUX (LTC1198) EF FE CT IV NU BE OF IT (E NO Bs
These ADCs can be used in ratiometric applications or with external references. The high impedance analog inputs
PPLICATI SA and the ability to operate with reduced spans below 1V full
scale (LTC1196) allow direct connection to signal sources
High Speed Data Acquisition
in many applications, eliminating the need for gain stages.
Disk Drives Portable or Compact Instrumentation The A grade devices are specified with total unadjusted Low Power or Battery-Operated Systems error of ±1/2LSB maximum over temperature.
PPLICATITYPICAL Single 5V Supply, 1MSPS, 8-Bit Sampling ADC Effective Bits and S/(N + D) vs Input Frequency
VREF = VCC = 2.7V
f SMPL = 383k Hz (LTC1196) f SMPL = 287k Hz (LTC1198)
VREF = VCC = 5V
f SMPL = 1MHz (LTC1196)
CS VCC
f SMPL = 750k Hz (LTC1198)
SERIAL DATA LINK TO +IN LTC1196 CLK ASIC, PLD, MPU, DSP,
ANALOG INPUT
(SO-8) OR SHIFT REGISTERS
0V TO 5V RANGE
–IN DOUT
GND VREF
1196/98 TA01
TA = 25°C
INPUT FREQUENCY (Hz)
Page Summary Contents For LINEAR TECHNOLOGY LTC1196 Data Sheet Instruction Manual
Manual Details
| Brand | Linear |
|---|---|
| Pages | 28 |
| File Size | 373.49 KB |
| Published | July 22, 2026 |
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Frequently Asked Questions
What are the sampling rates available for these ADCs?
The LTC1196 offers up to 1MHz, while the LTC1198 has a maximum rate of 750kHz.
Does this device require external power or can it operate on multiple supplies?
They operate on 3V to 6V supplies and have an auto-shutdown feature allowing operation at 3V or 5V single supply.
What is the typical power consumption of the LTC1198 when idle?
The LTC1198 has a typical supply current of 1nA whenever it is not performing conversions.
Are these ADCs suitable for battery-powered or portable applications?
Yes, their extremely high sample rate-to-power ratio makes them ideal for low power or battery-operated systems.
What are the differential inputs and multiplexer capabilities of the two models?
The LTC1196 has a differential analog input, and the LTC1198 includes a software selectable 2-channel MUX.