DAC312H Analog Devices, DAC312H Datasheet
DAC312H
Specifications of DAC312H
Available stocks
Related parts for DAC312H
DAC312H Summary of contents
Page 1
... REV. C Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices ...
Page 2
... Reference Input Slew Rate dl/dt Propagation Delay PLH PHL Settling Time t S Full-Scale TC IFS (@ 1.0 mA REF for DAC312F, DAC312H, unless otherwise noted. Output characteristics refer to both I and I .) OUT OUT DAC312E Min Typ Max 12 12 0.0125 2 0.5 0. ...
Page 3
... ELECTRICAL CHARACTERISTICS DAC312F, DAC312H, unless otherwise noted. Output characteristics refer to both I Parameter Symbol Conditions Logic Input Levels “0” GND IL LC Logic Input Levels “1” GND IH LC Logic Input Current – + Logic Input Swing ...
Page 4
DAC312 WAFER TEST LIMITS @ Parameter Symbol Resolution Monotonicity Nonlinearity Output Voltage Compliance Voc Full-Scale Current Full-Scale Symmetry I FSS Zero-Scale Current I ZS Differential DNL Nonlinearity Logic Input Levels “0” Logic Input Levels “1” ...
Page 5
... ABSOLUTE MAXIMUM RATINGS Operating Temperature DAC312E . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +70 C DAC312F, DAC312H . . . . . . . . . . . . . . . . . . – +85 C Junction Temperature . . . . . . . . . . . . . . . . . . . . – +150 C Storage Temperature (Tj – +125 C Lead Temperature (Soldering, 60 sec 300 C Power Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 V Logic Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . – +18 V Analog Current Outputs . . . . . . . . . . . . . . . . . . . . – +12 V ...
Page 6
DAC312 TYPICAL PERFORMANCE CHARACTERISTICS Output Current vs. Output Voltage (Output Voltage Compliance) Power Supply Current vs. Power Supply Voltage Reference Amplifier Small-Signal Frequency Response Reference Amplifier Common-Mode Range Power Supply Current vs. Temperature Reference Amplifier Large-Signal Frequency Response –6– Output ...
Page 7
BASIC CONNECTIONS Negative Low Impedance Output Operation Accommodating Bipolar References Basic Positive Reference Operation REV. C Positive Low Impedance Output Operation Basic Negative Reference Operation Recommended Full-Scale Adjustment Circuit Pulsed Reference Operation –7– DAC312 ...
Page 8
DAC312 BASIC CONNECTIONS Code Format Output Scale Offset Binary; Positive Full-Scale True Zero Output. Positive Full-Scale –LSB +LSB Zero-Scale –LSB Negative Full-Scale +LSB Negative Full-Scale 2s Complement; Positive Full-Scale True Zero Output Positive Full-Scale –LSB MSB Complemented +1 LSB (Need ...
Page 9
BASIC CONNECTIONS Code Format Output Scale Straight Binary; Positive Full-Scale Unipolar with True Positive Full-Scale –LSB 1 Input Code, True LSB Zero Output. Zero-Scale Complementary Binary; Positive Full-Scale Unipolar with Positive full-Scale –LSB Complementary Input LSB Code, True Zero Output. ...
Page 10
DAC312 APPLICATIONS INFORMATION REFERENCE AMPLIFIER SETUP The DAC312 is a multiplying D/A converter in which the out- put current is the product of a digital number and the input ref- erence current. The reference current may be fixed or may ...
Page 11
ANALOG OUTPUT CURRENTS Both true and complemented output sink currents are provided where Current appears at the true output when “1” is applied to each logic input. As the binary ...
Page 12
DAC312 DIFFERENTIAL VS. INTEGRAL NONLINEARITY Integral nonlinearity, for the purposes of the discussion, refers to the “straightness”of the line drawn through the individual re- sponse points of a data converter. Differential nonlinearity, on the other hand, refers to the deviation ...
Page 13
DESCRIPTION OF OPERATION The DAC312 is divided into two major sections segment generator and a 9-bit master/slave D/A converter. In operation the device performs as follows (see Simplified Schematic). The three most significant bits (MSBs) are inputs to ...
Page 14
Fast A/D Converter Outline Dimensions Dimension shown in inches and (mm). 20-Lead Plastic DIP (N-20) 20-Lead Cerdip (Q-20) 20-Lead Wide Body SOL (R-20) –14– ...