MAX5501BGAP+ Maxim Integrated Products, MAX5501BGAP+ Datasheet

IC DAC V-OUT 12BIT 4CH 20-SSOP

MAX5501BGAP+

Manufacturer Part Number
MAX5501BGAP+
Description
IC DAC V-OUT 12BIT 4CH 20-SSOP
Manufacturer
Maxim Integrated Products
Datasheet

Specifications of MAX5501BGAP+

Settling Time
12µs
Number Of Bits
12
Data Interface
Serial
Number Of Converters
4
Voltage Supply Source
Single Supply
Operating Temperature
-40°C ~ 105°C
Mounting Type
Surface Mount
Package / Case
20-SSOP
Number Of Dac Outputs
4
Resolution
12 bit
Interface Type
Serial (3-Wire)
Supply Voltage (max)
3.6 V
Supply Voltage (min)
3 V
Maximum Operating Temperature
+ 105 C
Mounting Style
SMD/SMT
Maximum Power Dissipation
640 mW
Minimum Operating Temperature
- 40 C
Supply Current
0.85 mA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power Dissipation (max)
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
The MAX5500/MAX5501 integrate four low-power, 12-bit
digital-to analog converters (DACs) and four precision
output amplifiers in a small, 20-pin package. Each nega-
tive input of the four precision amplifiers is externally
accessible providing flexibility in gain configurations,
remote sensing, and high output drive capacity, making
the MAX5500/MAX5501 ideal for industrial-process-con-
trol applications. Other features include software shut-
down, hardware shutdown lockout, an active-low reset
which clears all registers and DACs to zero, a user-pro-
grammable logic output, and a serial-data output.
Each DAC provides a double-buffered input organized
as an input register followed by a DAC register. A 16-bit
serial word loads data into each input register. The seri-
al interface is compatible with SPI™/QSPI™/
MICROWIRE™. The serial interface allows the input and
DAC registers to be updated independently or simulta-
neously with a single software command. The 3-wire
interface simultaneously updates the DAC registers. All
logic inputs are TTL/CMOS-logic compatible. The
MAX5500 operates from a single +5V power supply,
and the MAX5501 operates from a single +3V power
supply. The MAX5500/MAX5501 are specified over the
extended -40°C to +105°C temperature range.
19-4368; Rev 1; 4/09
SPI/QSPI are trademarks of Motorola, Inc.
For pricing, delivery, and ordering information, please contact Maxim Direct at 1-888-629-4642,
or visit Maxim’s website at www.maxim-ic.com.
Industrial Process Controls
Automatic Test Equipment
Microprocessor (μP)-Controlled Systems
Motion Control
Digital Offset and Gain Adjustment
Remote Industrial Controls
Voltage-Output DACs with Serial Interface
________________________________________________________________ Maxim Integrated Products
General Description
DOUT
CS DIN SCLK
REGISTER
CONTROL
16-BIT
SHIFT
SR
Applications
CL
OUTPUT
CONTROL
DECODE
LOGIC
UPO
PDL
DGND
REGISTER C
REGISTER D
REGISTER A
REGISTER B
INPUT
INPUT
INPUT
INPUT
AGND
Low-Power, Quad, 12-Bit
V
DD
REGISTER B
REGISTER C
REGISTER D
REGISTER A
o Four 12-Bit DACs with Configurable Output
o +5V or +3V Single-Supply Operation
o Low Supply Current:
o Force-Sense Outputs
o Power-On Reset Clears All Registers and DACs
o Capable of Recalling Last State Prior to Shutdown
o SPI/QSPI/MICROWIRE Compatible
o Simultaneous or Independent Control of DACs
o User-Programmable Digital Output
o Guaranteed Over Extended Temperature Range
MICROWIRE is a trademark of National Semiconductor, Corp.
+ Denotes a lead(Pb)-free/RoHS-compliant package.
Note: All devices are specified over the -40°C to +105°C operating
temperature range.
Pin Configuration appears at end of data sheet.
MAX5500AGAP+
MAX5500BGAP+
MAX5501AGAP+
MAX5501BGAP+
DAC
DAC
DAC
DAC
Amplifiers
to Zero
through 3-Wire Serial Interface
(-40°C to +105°C)
0.85mA Normal Operation
10µA Shutdown Mode (MAX5500)
PART
DAC A
DAC B
DAC C
DAC D
REFAB
REFCD
MAX5500
MAX5501
PIN-
PACKAGE
20 SSOP
20 SSOP
20 SSOP
20 SSOP
Ordering Information
Functional Diagram
FBA
FBB
OUTB
FBC
OUTC
FBD
OUTD
OUTA
INL (LSB)
±0.75
±0.75
± 2
±2
Features
SUPPLY (V)
+5
+5
+3
+3
1

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MAX5501BGAP+ Summary of contents

Page 1

... User-Programmable Digital Output o Guaranteed Over Extended Temperature Range (-40°C to +105°C) PART MAX5500AGAP+ MAX5500BGAP+ Applications MAX5501AGAP+ MAX5501BGAP+ + Denotes a lead(Pb)-free/RoHS-compliant package. Note: All devices are specified over the -40°C to +105°C operating temperature range. Pin Configuration appears at end of data sheet PDL ...

Page 2

Low-Power, Quad, 12-Bit Voltage-Output DACs with Serial Interface ABSOLUTE MAXIMUM RATINGS V to AGND............................................................-0. DGND ...........................................................-0.3V to +6V DD AGND to DGND.....................................................-0.3V to +0.3V REFAB, REFCD to AGND ...........................-0. OUT_, FB_ to AGND...................................-0.3V ...

Page 3

Voltage-Output DACs with Serial Interface ELECTRICAL CHARACTERISTICS (continued) (MAX5500 (V = +5V ±10 REFAB = 5kΩ 100pF MIN unity-gain configuration (Figure 9).) PARAMETER SYMBOL DIGITAL ...

Page 4

Low-Power, Quad, 12-Bit Voltage-Output DACs with Serial Interface ELECTRICAL CHARACTERISTICS (continued) (MAX5500 (V = +5V ±10 REFAB = 5kΩ 100pF MIN unity-gain configuration (Figure 9).) ...

Page 5

Voltage-Output DACs with Serial Interface (T = +25°C, unless otherwise noted.) A SUPPLY CURRENT vs. TEMPERATURE 830 MAX5501 820 810 800 790 780 770 760 750 740 CODE = FFF hex 730 -55 -40 -25 -10 ...

Page 6

Low-Power, Quad, 12-Bit Voltage-Output DACs with Serial Interface (T = +25°C, unless otherwise noted.) A DYNAMIC RESPONSE 3V MAX5500 toc12 OUTA 0.5V/div 10µs/div V = 1.5V 5kΩ 100pF REF L L SWITCHING FROM CODE 000 hex ...

Page 7

Voltage-Output DACs with Serial Interface Detailed Description The MAX5500/MAX5501 integrate four 12-bit, voltage- output digital-to-analog converters (DACs) that are addressed through a simple 3-wire serial interface. The devices include a 16-bit data-in/data-out shift register. Each internal DAC provides a doubled-buffered ...

Page 8

Low-Power, Quad, 12-Bit Voltage-Output DACs with Serial Interface Serial-Interface Configurations The MAX5500/MAX5501s’ 3-wire serial interface is compatible with both MICROWIRE (Figure 2) and SPI/QSPI (Figure 3). The serial input word consists of two address bits and two control bits followed ...

Page 9

Voltage-Output DACs with Serial Interface Table 1. Serial-Interface Programming Commands 16-BIT SERIAL WORD D11................ MSB 12-bit DAC data 12-bit DAC data 12-bit DAC data ...

Page 10

Low-Power, Quad, 12-Bit Voltage-Output DACs with Serial Interface CS SCLK DIN A1 DOUT (MODE 0) MSB FROM PREVIOUS WRITE DOUT D11 D10 D9 (MODE 1) MSB FROM PREVIOUS WRITE Figure ...

Page 11

Voltage-Output DACs with Serial Interface MAX5500 SCLK SCLK MAX5501 DIN DIN CS CS Figure 7. Daisy Chaining MAX5500/MAX5501 DIN SCLK CS1 CS2 CS3 CS MAX5500 MAX5501 SCLK DIN Figure 8. Multiple MAX5500/MAX5501 Devices Sharing a Common DIN Line ______________________________________________________________________________________ Low-Power, ...

Page 12

Low-Power, Quad, 12-Bit Voltage-Output DACs with Serial Interface Applications Information For a unipolar output, the output voltages and the refer- ence inputs are of the same polarity. Figure 9 shows the MAX5500/MAX5501 unipolar output circuit, which is also the typical ...

Page 13

Voltage-Output DACs with Serial Interface Digitally Programmable Current Source The circuit of Figure 12 places an npn transistor (2N3904 or similar) within the op-amp feedback loop to implement a digitally programmable, unidirectional cur- rent source. This circuit drives 4mA to ...

Page 14

Low-Power, Quad, 12-Bit Voltage-Output DACs with Serial Interface Pin Configuration TOP VIEW + AGND 1 FBA 2 3 OUTA OUTB 4 MAX5500 FBB 5 MAX5501 REFAB DIN 9 SCLK 10 SSOP 14 ______________________________________________________________________________________ For the ...

Page 15

... 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. Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 15 © 2009 Maxim Integrated Products ...

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