General Description The MAX191 is a monolithic, CMOS, 12-BIT ANALOG-TO-DIGITAL CONVERTER (ADC) featuring differential inputs, track/hold (T/H), INTERNAL voltage REFERENCE, INTERNAL or external clock, AND parallel or serial µP interface. The MAX191 has a 7.5µs conversion time, a 2µs acquisition time, AND a guaranteed 100ksps sample rate.
Features ♦ 12-BIT Resolution, 1/2LSB Linearity ♦ +5V or ±5V Operation ♦ Built-In Track/Hold ♦ INTERNAL REFERENCE WITH Adjustment Capability ♦ LOW POWER: 3mA Operating Mode 20µA POWER-Down Mode ♦ 100ksps Tested SAMPLING Rate ♦ Serial AND 8-Bit Parallel µP Interface ♦ 24-Pin Narrow DIP AND Wide SO Packages
Applications Battery-POWERed Data Logging PC Pen Digitizers High-Accuracy Process Control Electromechanical Systems Data-Acquisition Boards for PCs Automatic Testing Systems Telecommunications Digital Signal Processing (DSP)
DESCRIPTION TheSP8531is a SAMPLING 12-BIT serial out analog to digital CONVERTER. The device contains a high speed 12-BIT analog to digital CONVERTER, INTERNAL REFERENCE, AND sample/hold circuitry. The SP8531 is available in 16-pin PDIP AND SOIC packages, specified over Commercial AND Industrial temperature ranges.
■ 12 Bit Resolution ■ Single +5Volt Supply ■ INTERNAL REFERENCE, 1.25V ■ Unipolar 0 to +2.5 Volt Input Range ■ Fast, 3.75 µs Conversion Time ■ Fast POWER Shutdown/Turn-On Mode ■ 3-Wire Synchronous Serial High Speed Interface ■ 2µA Shutdown Mode (10µW) ■ LOW POWER CMOS 60mW typical
GENERAL DESCRIPTION The XRD66092 is a 12-BIT 750 kHz subranging ANALOG-TO-DIGITAL CONVERTER WITH an INTERNAL track AND hold. The XRD66092 operates WITH a single supply ranging from +3 V to +5 V while consuming less than 175 mW of POWER (typical).
FEATURES • 12-BIT Monotonic ADC WITH DNL = +1 LSB, INL = +2.5 LSB • SNR > 66 dB • SAMPLING Frequency < 750 kHz • INTERNAL Track AND Hold • Single 5 V Supply • Rail-to-Rail Input Range • VREF Range: 1.5 V to VDD • CMOS LOW POWER: 175 mW (typ) • Binary AND Two’s Complement Digital Output Mode • Serial Port • ESD: 2000 V Minimum • UnderfLOW AND OverfLOW Outputs • Precision Aperture Output • 6 REFERENCE Resistor Taps • Latch-Up Free
APPLICATIONS • Control Systems • Instrumentation • DAS • Sonar • Digital Radio
CMOS 20 Microsecond, 12-BIT, SAMPLING A/D CONVERTER WITH INTERNAL Track AND Hold
The HI5812 is a fast, LOW POWER, 12-BIT, successive approximation ANALOG-TO-DIGITAL CONVERTER. It can operate from a single 3V to 6V supply AND typically draws just 1.9mA when operating at 5V. The HI5812 features a built-in track AND hold. The conversion time is as LOW as 20s WITH a 5V supply.
3V Dual 10-Bit, 20/40/60MSPS A/D CONVERTER WITH INTERNAL Voltage REFERENCE
The ISL5740 is a monolithic, dual 10-bit ANALOG-TO-DIGITAL CONVERTER fabricated in an advanced CMOS process. It is designed for high speed applications where integration, bANDwidth AND accuracy are essential. The ISL5740 features a 9-stage pipeline architecture. The fully pipelined architecture AND an innovative input stage enable the ISL5740 to accept a variety of input configurations, singleended or fully differential. Only one external clock is necessary to drive both CONVERTERs AND an INTERNAL bAND-gap voltage REFERENCE is provided. This alLOWs the system designer to realize an increased level of system integration resulting in decreased cost AND POWER dissipation.
Features • SAMPLING Rate . . . . . . . . . . . . . . . . . . . . . .20/40/60MSPS • 9.1 Bits at fIN = 10MHz • LOW POWER at 60MSPS. . . . . . . . . . . . . . . . . . . . . .280mW • POWER Down Mode . . . . . . . . . . . . . . . . . . . . . . . . . . 6mW • Wide Full POWER Input BANDwidth. . . . . . . . . . . . . 400MHz • SFDR at fIN = 10MHz. . . . . . . . . . . . . . . . . . . . . . . . .70dB • Excellent Channel-to-Channel Isolation . . . . . . . . . . .75dB • On-Chip Sample AND Hold Amplifiers • INTERNAL BANDgap Voltage REFERENCE . . . . . . . . . . . . 1.25V • Single Supply Voltage Operation . . . . . . . . . .+2.7V - 3.6V • TTL/CMOS(3V) Digital Inputs CMOS Digital Outputs • Offset Binary or Two’s Complement Digital Data Output Format • Dual 10-Bit A/D CONVERTERs on a Monolithic Chip • Pin Compatible Upgrade to AD9288
DESCRIPTION The SP8530 is a two channel simultaneous SAMPLING, 12-BIT serial out data acquisition system. The device contains a high speed 12-BIT analog to digital CONVERTER, INTERNAL REFERENCE, AND sample/hold circuitry for both channels. The8530is available in 16-pin PDIP AND SOIC packages, specified over Commercial AND Industrial temperature ranges.
GENERAL DESCRIPTION The AD9203W is a monolithic LOW POWER, single supply, 10-bit, 40 MSPS ANALOG-TO-DIGITAL CONVERTER, WITH an on-chip voltage REFERENCE. The AD9203W uses a multistage differential pipeline architecture AND guarantees no missing codes over the full operating temperature range. Its input range may be adjusted between 1 V AND 2 V p-p.
FEATURES CMOS 10-bit, 40 MSPS SAMPLING ANALOG-TO-DIGITAL CONVERTER POWER dissipation: 74 mW (3 V supply, 40 MSPS) 17 mW (3 V supply, 5 MSPS) Operation between 2.7 V AND 3.6 V supply Differential nonlinearity: −0.25 LSB POWER-down (stANDby) mode: 0.65 mW ENOB: 9.55 at fIN = 20 MHz Out-of-range indicator Adjustable on-chip voltage REFERENCE IF underSAMPLING up to fIN = 130 MHz Input range: 1 V to 2 V p-p differential or single-ended Adjustable POWER consumption INTERNAL clamp circuit Qualified for automotive applications
GENERAL DESCRIPTION The AD7661 is a 16-bit, 100 kSPS, charge redistribution SAR ANALOG-TO-DIGITAL CONVERTER that operates from a single 5 V POWER supply. The part contains a high speed 16-bit SAMPLING ADC, an INTERNAL conversion clock, INTERNAL REFERENCE, error correction circuits, AND both serial AND parallel system interface ports. The AD7661 is hardware factory-calibrated AND comprehensively tested to ensure ac parameters such as signal-to-noise ratio (SNR) AND total harmonic distortion (THD), in addition to the more traditional dc parameters of gain, offset, AND linearity. The AD7661 is available in a 48-lead LQFP AND a tiny 48-lead LFCSP WITH operation specified from –40°C to +85°C.
FEATURES 2.5 V INTERNAL REFERENCE: typical drift 3 ppm/°C Guaranteed max drift 15 ppm/°C Throughput: 100 kSPS INL: ±2.5 LSB max (±0.0038% of full scale) 16-bit resolution WITH no missing codes S/(N+D): 88 dB min @ 20 kHz THD: –96 dB max @ 20 kHz Analog input voltage range: 0 V to 2.5 V Both AC AND DC specifications No pipeline delay Parallel AND serial 5 V/3 V interface SPI®/QSPITM/MICROWIRETM/DSP compatible Single 5 V supply operation POWER dissipation 16 mW typ, 160 µW @ 1 kSPS WITHout REF 40 mW typ WITH REF 48-lead LQFP AND 48-lead LFCSP packages Pin-to-pin compatible WITH PulSAR ADCs
APPLICATIONS Data acquisition Medical instruments Digital signal processing Spectrum analysis Instrumentation Battery-POWERed systems Process control
GENERAL DESCRIPTION The TDA8769 is a BiCMOS 12-BIT ANALOG-TO-DIGITAL CONVERTER (ADC) optimized for GSM/EDGE, W-CDMA AND CDMA2000 radio transceivers, high data rate radios AND other applications such as advanced FM radio AND professional imaging. Its main innovation is the RF SAMPLING, based on a high-speed clock of up to 105 Msps combined WITH high input frequencies of up to 250 MHz. It converts the analog input signal into 12-BIT binary coded digital words at a maximum SAMPLING rate of 105 MHz.
FEATURES • 12-BIT resolution • Optimized for both Nyquist AND high IF SAMPLING • High-speed SAMPLING rate up to 105 MHz • Maximum analog input frequency of 330 MHz (see Application section) • Only 2 clock cycles latency • 5 V POWER supplies AND 3.3 V output POWER supply • Binary or two’s-complement CMOS outputs • Programmable Complete Conversion Signal (CCS) CMOS output • In-range CMOS compatible output • CMOS compatible static digital inputs • LVTTL AND LVCMOS compatible digital outputs • Differential clock input PECL; sine wave AND TTL compatible • Integrated track-AND-hold amplifier • Differential analog input • External amplitude range control • Full-scale controllable from 1.5 to 1.9 V (p-p) • Voltage controlled regulator included • Temperature range from −40 to +85 °C.
APPLICATIONS • Cellular infrastructure (2.5G, 3G, etc.) • Base stations AND “Zero-IF” or direct IF SAMPLING subsystems • Wireless AND wired broadbAND communications • Wireless Local Loop (WLL) • Local Multipoint Distribution Service (LMDS) • Advanced Frequency Modulation (FM) radio • Imaging (camera scanner AND medical) • Cable modem or set top box • Radar AND satellite hub systems.
General description The TDA9910 is a 12-BIT ANALOG-TO-DIGITAL CONVERTER (ADC) optimized for direct IF SAMPLING, AND supporting the most demANDing use conditions in ultra high IF radio transceivers for cellular infrastructure AND other applications such as wireless access system, optical networking AND fixed telecommunication. Thanks to its broadbAND input capabilities, the TDA9910 is ideal for single AND multiple carriers data conversion.
Features ■ 12-BIT resolution ■ Direct IF SAMPLING up to 370 MHz ■ 90 dB SFDR; 71 dB SNR (fi = 225 MHz; B = 5 MHz) ■ 72 dB SFDR; 66 dB SNR (fi = 175 MHz; B = Nyquist) ■ High-speed SAMPLING rate up to 80 Msample/s ■ Programmable acquisition output clock (complete conversion signal) ■ INTERNAL front-end buffer (input capacitance beLOW 1 pF) ■ Full-scale controllable from 1.5 V to 2 V (p-p); continuous scale ■ Single 5 V POWER supply ■ 3.3 V LVCMOS compatible digital outputs ■ Binary or two’s-complement LVCMOS outputs ■ CMOS compatible static digital inputs ■ Only 2 clock cycles latency ■ Industrial temperature range from −40 °C to +85 °C ■ HTQFP48 package.
Applications ■ 2.5G AND 3G cellular base infrastructure radio transceivers ■ Wireless access systems ■ Fixed telecommunication ■ Optical networking ■ WLAN infrastructure.