Product Summary
The AD7342AST is a Dual Low Power CMOS Analog Front End with DSP Microcomputer. The AD7342AST is optimized for digital signal processing (DSP) and other high speed numeric processing applications. The AD7342AST’s analog front end (AFE) section features a dual front-end converter for general purpose applications including speech and telephony. The AFE section features two 16-bit A/D conversion channels and two 16-bit D/A conversion channels.
Parametrics
AD7342AST absolute maximum ratings: (1)AVDD, DVDD to GND: –0.3 V to +4.6 V; (2)AGND to DGND: –0.3 V to +0.3 V; (3)Digital I/O Voltage to DGND: –0.3 V to DVDD + 0.3 V; (4)Analog I/O Voltage to AGND: –0.3 V to AVDD + 0.3 V; (5)Operating Temperature Range; (6)Industrial (B Version): –20℃ to +85℃; (7)Storage Temperature Range: –40℃ to +125℃; (8)Maximum Junction Temperature: +150℃; (9)PBGA, θJA Thermal Impedance: 25℃/W; (10)Maximum Temperature: +225℃; (11)Time at Maximum Temperature: 15 sec; (12)Maximum Temperature Ramp Rate: 1.3℃/sec.
Features
AD7342AST features: (1)AFE performance; (2)Two 16-Bit A/D Converters; (3)Two 16-Bit D/A Converters; (4)Programmable Input/Output Sample Rates; (5)78 dB ADC SNR; (6)77 dB DAC SNR; (7)64kS/s Maximum Sample Rate; (8)–90 dB Crosstalk; (9)Low Group Delay (25μs Typ per ADC Channel); (10)50μs Typ per DAC Channel); (11)Programmable Input/Output Gain; (12)On-Chip Reference.
Diagrams
AD7302 |
Other |
Data Sheet |
Negotiable |
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AD7302BN |
IC DAC 8BIT DUAL R-R 20-DIP |
Data Sheet |
Negotiable |
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AD7302BNZ |
IC DAC 8BIT DUAL R-R 20-DIP |
Data Sheet |
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AD7302BR |
IC DAC 8BIT DUAL 2.7V 20-SOIC |
Data Sheet |
Negotiable |
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AD7302BR-REEL |
Analog Devices Inc. |
IC DAC 8BIT DUAL R-R 20-SOIC |
Data Sheet |
Negotiable |
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AD7302BR-REEL7 |
IC DAC 8BIT DUAL R-R 20-SOIC |
Data Sheet |
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