MAX5661GCB+ Maxim Integrated Products, MAX5661GCB+ Datasheet
MAX5661GCB+
Specifications of MAX5661GCB+
Related parts for MAX5661GCB+
MAX5661GCB+ Summary of contents
Page 1
... State ♦ Temperature Drift Voltage Output: ±0.4ppm FSR/°C Current Output: ±7.9ppm FSR/°C ♦ Small 64-Pin LQFP Package (10mm x 10mm) PART MAX5661GCB+ Applications + Denotes a lead(Pb)-free/RoHS-compliant package. Pin Configuration and Typical Operating Circuit appear at end of data sheet. Features Ordering Information ...
Page 2
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules ABSOLUTE MAXIMUM RATINGS ...................................................-0.3V to +42V DDCORE SSV V to AGND.........................................................-0.3V to +42V DDI V to AGND........................................................-0.3V to +17V DDV V to AGND ........................................................-17V ...
Page 3
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules ELECTRICAL CHARACTERISTICS (continued +5V 22nF COMPI DDV DDCORE 47Ω, OUTV loaded with 2kΩ || ...
Page 4
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules ELECTRICAL CHARACTERISTICS (continued +5V 22nF COMPI DDV DDCORE 47Ω, OUTV loaded with 2kΩ || ...
Page 5
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules ELECTRICAL CHARACTERISTICS (continued +5V 22nF COMPI DDV DDCORE 47Ω, OUTV loaded with 2kΩ || ...
Page 6
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules ELECTRICAL CHARACTERISTICS (continued +5V 22nF COMPI DDV DDCORE 47Ω, OUTV loaded with 2kΩ || ...
Page 7
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules TIMING CHARACTERISTICS (V = +5V 22nF COMPI DDV DACGND = 0V 47Ω, OUTV loaded with 2kΩ || 100pF to ...
Page 8
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules CS t CSO CSS SCLK t DS DIN t DV DOUT LDAC Figure 1. Serial-Interface Timing Diagram ( Typical Operating Circuit , V = ...
Page 9
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules ( Typical Operating Circuit , V = +5V 0V 47Ω, OUTV loaded with 2kΩ || 100pF to AGND, OUTI ...
Page 10
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules ( Typical Operating Circuit , V = +5V 0V 47Ω, OUTV loaded with 2kΩ || 100pF to AGND, OUTI ...
Page 11
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules ( Typical Operating Circuit , V = +5V 0V 47Ω, OUTV loaded with 2kΩ || 100pF to AGND, OUTI ...
Page 12
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules ( Typical Operating Circuit , V = +5V 0V 47Ω, OUTV loaded with 2kΩ || 100pF to AGND, OUTI ...
Page 13
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules ( Typical Operating Circuit , V = +5V 0V 47Ω, OUTV loaded with 2kΩ || 100pF to AGND, OUTI ...
Page 14
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules ( Typical Operating Circuit , V = +5V 0V 47Ω, OUTV loaded with 2kΩ || 100pF to AGND, OUTI ...
Page 15
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules ( Typical Operating Circuit , V = +5V 0V 47Ω, OUTV loaded with 2kΩ || 100pF to AGND, OUTI ...
Page 16
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules ( Typical Operating Circuit , V = +5V 0V 47Ω, OUTV loaded with 2kΩ || 100pF to AGND, OUTI ...
Page 17
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules ( Typical Operating Circuit , V = +5V 0V 47Ω, OUTV loaded with 2kΩ || 100pF to AGND, OUTI ...
Page 18
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules PIN NAME 22 DIN Serial-Data Input. Data is clocked into the serial interface on the rising edge of SCLK. 23 SCLK Serial-Clock Input Active-Low Chip-Select Input. Drive ...
Page 19
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules Detailed Description The MAX5661 single 16-bit DAC with precision high-volt- age amplifiers provides a complete solution for program- mable current and voltage-output applications. The programmable output amplifiers ...
Page 20
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules CS SCLK DIN C7 DOUT c7 BITS WITH CAPITAL LETTERS REPRESENT DATA BEING WRITTEN TO THE SHIFT REGISTER. BITS WITH LOWERCASE LETTERS REPRESENT DATA IN THE SHIFT ...
Page 21
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules Table 1. Input Command Bits COMMAND BYTE MSB D15 Table 2. Register Description COMMAND BITS ...
Page 22
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules Table 3. Register Bit Descriptions COMMAND BYTE OPERATION DESCRIPTION Data in shift register before CS driven high and operation. command ...
Page 23
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules DIN CLOCKED IN ON THE SCLK RISING EDGE CS SCLK DIN C7 Figure 4. Write Timing CS SCLK DIN C7 DOUT CS SCLK DIN X DOUT C7 ...
Page 24
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules Table 4. Control Register (Read/Write) DATA RESET BIT NAME BIT STATE OUTVON D15 0 DAC OUTV output enable bit. Set enable the OUTV output. ...
Page 25
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules Input Register (Read/Write) Write to the input register to store the DAC code. Transfer the value written to the input register to the DAC register by pulling ...
Page 26
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules Full-Scale Output Current Trim Register (Write) Write to the full-scale output trim register to adjust the output voltage or current ±25%. Set command bits to 0x06 to ...
Page 27
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules CS SCLK SHIFT REGISTER DIN DOUT MAX5661 Figure 7. Functional Diagram Connect an external voltage reference in the +4V to +4.2V range through a 1kΩ series resistor ...
Page 28
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules The active-low external CLR input asynchronously sets the DAC code to the value in the clear register (software clear the zero state (hardware clear), depending ...
Page 29
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules FAULTI BIT FAULTV BIT FAULTI BIT DON'T CARE. Figure 9. FAULT Output Logic Diagram Table 12. FAULT Output Truth Table OUTV SHORT ...
Page 30
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules Output Configurations The CNF0, CNF1, and OUTI4/0 hardware inputs deter- mine whether the hardware or software controls the MAX5661 DAC outputs (see Table 13). The CNF0 and ...
Page 31
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules CNF0/CNF1 Hardware Inputs The CNF0 and CNF1 inputs enable the DAC’s voltage (OUTV) or current (OUTI) outputs. Drive CNF0 and CNF1 low to disable both the OUTV ...
Page 32
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules Table 15a. Bipolar Voltage Output DAC CODE (DECIMAL VALUE) 65535 64769 64768 64767 48769 48768 48767 35969 35968 35967 32769 32768 32767 29569 29568 29567 16769 16768 ...
Page 33
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules Table 15c 20mA Current Output ACTUAL OUTPUT CURRENT DAC CODE (DECIMAL) 65535 64001 64000 63999 32001 32000 31999 12801 12800 12799 ...
Page 34
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules Measuring Zero-Code Current (0 to 20mA Mode) After setting the MAX5661 for 0 to 20mA current-range mode, determine the LSB size as follows: 1) Measure I at ...
Page 35
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules Figure 11 shows a method of daisy chaining multiple MAX5661 devices using a single CS and SCLK line with the FAULT outputs shorted together. Connect DOUT from ...
Page 36
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules DIN SCLK LDAC CLR DOUT FAULT Figure 11. Address Three MAX5661 Devices Through Separate CS Lines 36 _______________________________________________________________________________________ MAX5661 CS CS IC1 DIN SCLK LDAC FAULT CLR ...
Page 37
... Chip Information PROCESS: BiCMOS N.C. OUTI N.C. V N.C. COMPI N.C. N.C. OUTI4/0 N.C. DACGND DACGNDS CNF1 N.C. N.C. µMAX is a registered trademark of Maxim Integrated Products, Inc. ______________________________________________________________________________________ INITIAL TEMPERATURE ACCURACY DRIFT (ppm/°C max) (%) 1 0.02 3 0.02 3 0.06 3 0.04 3 0.02 3 ...
Page 38
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules DDV DDI +4.75V TO +5.25V DDCORE DOUT DIN SERIAL INTERFACE* SCLK CS CLR MICROCONTROLLER LDAC OUTI4/0 CNF0 CNF1 R FAULT FULL-SCALE ...
Page 39
Single 16-Bit DAC with Current and Voltage Outputs for Industrial Analog Output Modules For the latest package outline information and land patterns www.maxim-ic.com/packages. PACKAGE TYPE 64 LQFP ______________________________________________________________________________________ Package Information PACKAGE CODE C64-8 DOCUMENT NO. 21-0083 39 ...
Page 40
... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. 40 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2009 Maxim Integrated Products ...