Maxim

MAX152 - 3V,8-bit ADC with Power Down (20 pin DIP)

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Features Single +3.0V to +3.6V Supply 1.8µs Conversion Time Power-Up in 900ns Internal Track/Hold 400ksps Throughput Low Power: 1.5mA (Operating Mode) 1µA (Power-Down Mode) 300kHz Full-Power Bandwidth 20-Pin DIP, SO and SSOP Packages No External Clock Required Unipolar/Bipolar Inputs Ratiometric Reference Inputs 2.7V Version Available - Contack Factory

Pin Description Pin Number Description 1 VIN-Analog Input. 2 DO-Three-State Data Output(LSB) 3 D1-Three-State Data Outputs 4 D2-Three-State Data Outputs 5 D3-Three-State Data Outputs 6 WR/RDY-Write Control Input/Ready Status Output* 7 MODE-Mode Selection Input is internally pulled low with a 15 µA current source 8 RD-Read Input must be low to access data.* 9 INT-Interrupt Output goes low to indicate end of conversion.* 10 GND-Ground 11 VREF- -Lower limit of reference span. Sets the zero-code voltage. 12 VREF+ -Upper limit to reference span. Sets the full-scale input voltage 13 CS-Chip-Select Input 14 D4-Three-State Data Outputs 15 D5-Three-State Data Outputs 16 D6-Three-State Data Outputs 17 D7-Three-State Data Output (MSB) 18 PWRDN-Powerdown Input reduces supply current when low 19 VSS-Negative Supply 20 VDD-Positive Supply, +3V

Pin Layout Dimensional Drawing

Technical Data Data Sheet Maxim - Data Sheet for MAX152 Application Notes