ICM7712 ICMIC [IC MICROSYSTEMS], ICM7712 Datasheet

no-image

ICM7712

Manufacturer Part Number
ICM7712
Description
12-Bit 1.2v Low Power Single DAC With Serial Interface and Voltage Output
Manufacturer
ICMIC [IC MICROSYSTEMS]
Datasheet
FEATURES
APPLICATION
DNL PLOT
ICm ic
ICm ic
IC M ICROSYSTEM S
IC M ICROSYSTEM S
Rev A1.5
• 12-Bit 1.2v Single DAC in 8 Lead TSSOP
• Ultra-Low Power Consumption
• Guaranteed Monotonic
• Wide Voltage Output Swing Buffer
• Three-wire SPI/QSPI and Micro-wire
• Schmitt-Triggered Inputs for Direct
Package
Interface Compatible
Interfacing to opto-couplers
• Battery-Powered Applications
• Audio Applications
• Industrial Process Control
• Digital Gain and Offset Adjustment
ICmic reserves the right to change specifications without prior notice
TM
TM
With Serial Interface and Voltage Output
The ICM7712 is a 12-Bit Voltage Output, ultra
Low Power,
monotonic behavior. This DAC is available in
8- Lead TSSOP package.
The input interface is an easy to use three-wire
SPI, QSPI and Micro-wire compatible interface.
The DAC has Schmitt- Triggered inputs for
Direct Interfacing to opto-couplers easily.
BLOCK DIAGRAM
INL PLOT
OVERVIEW
12-Bit 1.2v Low Power Single DAC
ICM7712
INPUT CONTROL LOGIC, REGISTERS AND LATCHES
INPUT
REGISTER
CS
SDI
Single DAC, with guaranteed
DAC
REGISTER
SCK
DAC
REFIN
ICM7712
AMPLIFIER
1
VO

Related parts for ICM7712

ICM7712 Summary of contents

Page 1

... ICmic reserves the right to change specifications without prior notice 12-Bit 1.2v Low Power Single DAC With Serial Interface and Voltage Output OVERVIEW The ICM7712 is a 12-Bit Voltage Output, ultra Low Power, Single DAC, with guaranteed monotonic behavior. This DAC is available in 8- Lead TSSOP package. ...

Page 2

... Exposure to absolute maximum rating conditions for extended periods may affect reliability. Rev A1.5 ICmic reserves the right to change specifications without prior notice 08 Lead TSSOP REFIN 1 8 GND VDD TOP VIEW 0.9 to 1.32 -0.3 to 1.32 -0.3 to 1.32 -65 to +150 ICM7712 Value Unit V +/- 25 300 ...

Page 3

... Settling Time Fs Conversion Speed Td Analog output Delay Note 1: Linearity is defined from code 127 to 3970 (ICM7712) Note 2: Guaranteed by design; not tested in production Note 3: See Applications Information Note 4: Output delay measured from the 50% point of the rising edge of input data to the full scale transition Note 5: Settling time measured from the 50% point of full scale transition to the output remaining within 1/2LSB ...

Page 4

... Data Vout Rev A1.5 ICmic reserves the right to change specifications without prior notice unless otherwise noted) Test Conditions Min (Note 2) 30 (Note 2) 10 (Note 2) 10 (Note 2) 0 (Note 2) 10 (Note 2) 20 0.5LSB Ts ICM7712 Typ Max Unit ...

Page 5

... Figure 1. Serial Interface Timing Diagram D11 D10 Figure 2. Serial Interface Operation Diagram DATA WORD C0 D11 D10 Figure 3. Contents of Input Shift Register ICM7712 LSB (UPDATE OUTPUT LSB LSB ...

Page 6

... DETAILED DESCRIPTION The ICM7712 is a 12-bit voltage output DAC. This device has a 16-bit input shift register and the DAC has a double buffered digital input. This DAC has a guaranteed monotonic behavior and the operating supply range is from 0.9v to 1.32v. Reference Input The reference input accepts positive DC and AC signals ...

Page 7

... VDD. A positive gain error or positive offset will cause the output to be limited to the positive supply voltage resulting in a dead-band of codes close to full-scale. Rev A1.5 ICmic reserves the right to change specifications without prior notice ICM7712 VDD DEADBAND NEGATIVE OFFSET Figure 4. Effect of Negative Offset ...

Page 8

... PACKAGE INFORMATION 8 Lead TSSOP Rev A1.5 ICmic reserves the the right to change specifications without prior notice ICM7712 e 8 ...

Page 9

... PACKAGE INFOR M ATION ICM77x2 P G Device 1 - ICM7712 Rev A1.5 ICmic reserves the right to change specifications without prior notice ICM7712 G = RoHS Compliant Lead-Free package. Blank = Standard package. Non lead-free. Package T = 8-Lead TSSOP 9 ...

Related keywords