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LTC2666IUH-16#PBF

Description
DAC 8-CH 16-bit 32-Pin QFN EP Tube
File Size1MB,28 Pages
ManufacturerADI
Websitehttps://www.analog.com
Download Datasheet Parametric Compare View All

LTC2666IUH-16#PBF Overview

DAC 8-CH 16-bit 32-Pin QFN EP Tube

LTC2666IUH-16#PBF Parametric

Parameter NameAttribute value
EU restricts the use of certain hazardous substancesCompliant
ECCN (US)EAR99
Part StatusActive
HTS8542.39.00.01
Converter TypeGeneral Purpose
Resolution16bit
Number of DAC Channels8
Number of Outputs per Chip8
Maximum Settling Time (us)20(Typ)
Digital Interface TypeSerial (3-Wire, SPI, Microwire)
Output TypeVoltage
Output PolarityUnipolar|Bipolar
Voltage ReferenceInternal|External
Minimum Single Supply Voltage (V)4.5
Typical Single Supply Voltage (V)5/15
Maximum Single Supply Voltage (V)5.5/15.75
Minimum Dual Supply Voltage (V)±4.5
Typical Dual Supply Voltage (V)±15/5
Maximum Dual Supply Voltage (V)±15.75/5.5
Power Supply TypeDual|Single
Integral Nonlinearity Error±5LSB
Full Scale Error±0.08%FSR
Digital Supply SupportNo
Minimum Operating Temperature (°C)-40
Maximum Operating Temperature (°C)85
PackagingTube
Supplier Temperature GradeIndustrial
Pin Count32
Standard Package NameQFN
Supplier PackageQFN EP
MountingSurface Mount
Package Height0.75(Max)
Package Length5
Package Width5
PCB changed32
Lead ShapeNo Lead
Features
n
n
LTC2666
Octal 16-Bit/12-Bit ±10V
V
OUT
SoftSpan DACs with
10ppm/°C Max Reference
Description
The
LTC
®
2666
is a family of 8-channel, 16-/12-bit ±10V
digital-to-analog converters with integrated precision
references. They are guaranteed monotonic and have
built-in rail-to-rail output buffers. These SoftSpan™ DACs
offer five output ranges up to ±10V. The range of each
channel is independently programmable, or the part can
be hardware-configured for operation in a fixed range.
The integrated 2.5V reference is buffered separately to each
channel; an external reference can be used for additional
range options. The LTC2666 also includes A/B toggle
capability via a dedicated pin or software toggle command.
The SPI/Microwire-compatible 3-wire serial interface
operates on logic levels as low as 1.71V at clock rates
up to 50MHz.
L,
LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks and
SoftSpan is a trademark of Linear Technology Corporation. All other trademarks are the property
of their respective owners.
n
n
n
n
n
n
n
n
n
Precision Reference 10ppm/°C Max
Independently Programmable Output Ranges:
0V to 5V, 0V to 10V, ±2.5V, ±5V, ±10V
Full 16-Bit/12-Bit Resolution at All Ranges
Maximum INL Error: ±4LSB at 16 Bits
A/B Toggle via Software or Dedicated Pin
8:1 Analog Multiplexer
Guaranteed Monotonic Over Temperature
Internal or External Reference
Outputs Drive ±10mA Guaranteed
1.8V to 5V SPI Serial interface
32-Lead (5mm × 5mm) QFN Package
applications
n
n
n
n
n
Optical Networking
Instrumentation
Data Acquisition
Automatic Test Equipment
Process Control and Industrial Automation
Block Diagram
REFCOMP 26
OVRTMP
30
RGSTR A
GND
11, 29
REFLO
10, 27
V
OUT0
2
DAC 0
SPAN
SPAN
V
REF
REGISTER
RGSTR A
V
REF
REGISTER
INTERNAL REFERENCE
25 REF
28 V
CC
24
CLR
7
8
DAC 7
SPAN
SPAN
V
+
V
Integral Nonlinearity (LTC2666-16)
4
3
2
INL (LSB)
1
0
–1
–2
±10V RANGE
MUX
RGSTR B
RGSTR B
MUX
23 V
OUT7
• • •
• • •
V
OUT1
3
22 V
OUT6
• • •
• • •
• • •
• • •
• • •
• • •
RGSTR A
RGSTR A
V
OUT2
4
V
REF
REGISTER
V
REF
REGISTER
21 V
OUT5
–3
–4
0
16384
32768
CODE
49152
65535
2666 TA01b
MUX
RGSTR B
RGSTR B
MUX
V
OUT3
5
DAC 3
SPAN
SPAN
DAC 4
SPAN
SPAN
20 V
OUT4
12
LDAC
17 TGP
31 MSP0
CS/LD
13
SCK 14
SDI 16
SDO 15
MUXOUT 9
CONTROL LOGIC
DECODE
POWER-ON RESET
32-BIT SHIFT REGISTER
MONITOR MUX
32 MSP1
1
MSP2
TOGGLE SELECT REGISTER
18 IOV
CC
2666 TA01a
2666fa
For more information
www.linear.com/LTC2666
1

LTC2666IUH-16#PBF Related Products

LTC2666IUH-16#PBF LTC2666IUH-12#PBF LTC2666IUH-12#TRPBF LTC2666IUH-16#TRPBF
Description DAC 8-CH 16-bit 32-Pin QFN EP Tube DAC 8-CH 12-bit 32-Pin QFN EP Tube DAC 8-CH 12-bit 32-Pin QFN EP T/R DAC 8-CH 16-bit 32-Pin QFN EP T/R
EU restricts the use of certain hazardous substances Compliant Compliant Compliant Compliant
ECCN (US) EAR99 EAR99 EAR99 EAR99
Part Status Active Active Active Active
Converter Type General Purpose General Purpose General Purpose General Purpose
Resolution 16bit 12bit 12bit 16bit
Number of DAC Channels 8 8 8 8
Number of Outputs per Chip 8 8 8 8
Maximum Settling Time (us) 20(Typ) 15.5(Typ) 15.5(Typ) 20(Typ)
Digital Interface Type Serial (3-Wire, SPI, Microwire) Serial (3-Wire, SPI, Microwire) Serial (3-Wire, SPI, Microwire) Serial (3-Wire, SPI, Microwire)
Output Type Voltage Voltage Voltage Voltage
Output Polarity Unipolar|Bipolar Bipolar|Unipolar Bipolar|Unipolar Unipolar|Bipolar
Voltage Reference Internal|External Internal|External External|Internal Internal|External
Minimum Single Supply Voltage (V) 4.5 4.5 4.5 4.5
Typical Single Supply Voltage (V) 5/15 5/15 5/15 5/15
Maximum Single Supply Voltage (V) 5.5/15.75 5.5/15.75 5.5/15.75 5.5/15.75
Minimum Dual Supply Voltage (V) ±4.5 ±4.5 ±4.5 ±4.5
Typical Dual Supply Voltage (V) ±15/5 ±15/5 ±15/5 ±15/5
Maximum Dual Supply Voltage (V) ±15.75/5.5 ±15.75/5.5 ±15.75/5.5 ±15.75/5.5
Power Supply Type Dual|Single Dual|Single Dual|Single Single|Dual
Integral Nonlinearity Error ±5LSB ±1LSB ±1LSB ±5LSB
Full Scale Error ±0.08%FSR ±0.08%FSR ±0.08%FSR ±0.08%FSR
Digital Supply Support No No No No
Minimum Operating Temperature (°C) -40 -40 -40 -40
Maximum Operating Temperature (°C) 85 85 85 85
Packaging Tube Tube Tape and Reel Tape and Reel
Supplier Temperature Grade Industrial Industrial Industrial Industrial
Pin Count 32 32 32 32
Standard Package Name QFN QFN QFN QFN
Supplier Package QFN EP QFN EP QFN EP QFN EP
Mounting Surface Mount Surface Mount Surface Mount Surface Mount
Package Height 0.75(Max) 0.75(Max) 0.75(Max) 0.75(Max)
Package Length 5 5 5 5
Package Width 5 5 5 5
PCB changed 32 32 32 32
Lead Shape No Lead No Lead No Lead No Lead
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