TC1321EOA Microchip Technology, TC1321EOA Datasheet

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TC1321EOA

Manufacturer Part Number
TC1321EOA
Description
IC DAC 10BIT 2WIRE I2C 8SOIC
Manufacturer
Microchip Technology
Datasheets

Specifications of TC1321EOA

Number Of Converters
1
Package / Case
8-SOIC (3.9mm Width)
Settling Time
10µs
Number Of Bits
10
Data Interface
I²C
Voltage Supply Source
Single Supply
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Resolution
10 bit
Interface Type
Serial (2-Wire, I2C)
Supply Voltage (max)
5.5 V
Supply Voltage (min)
2.7 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power Dissipation (max)
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TC1321EOA
Manufacturer:
TOSHIBA/东芝
Quantity:
20 000
Part Number:
TC1321EOATR
Manufacturer:
MICROCHIP
Quantity:
12 000
Features
• 10-Bit Digital-to-Analog Converter
• 2.7-5.5V Single Supply Operation
• Simple SMBus/I
• Low Power: 350µA Operation, 0.5µA Shutdown
• 8-Pin SOIC and 8-Pin MSOP Packages
Applications
• Programmable Voltage Sources
• Digital Controlled Amplifiers/Attenuators
• Process Monitoring and Control
Device Selection Table
Typical Application
©
10-Bit Digital-to-Analog Converter with Two-Wire Interface
TC1321EOA 8-Pin SOIC (Narrow)
TC1321EUA
2002 Microchip Technology Inc.
Number
Part
V
IN
V
REF
8-Pin MSOP
2
C
Package
TM
(1)
Serial Interface
(3)
Microcontroller
Serial Port
SCLK
Temperature Range
-40°C to +85°C
-40°C to +85°C
(8)
DAC
(2)
SDAT
V
DD
TC1321
General Description
The TC1321 is a serially accessible 10-bit voltage out-
put digital-to-analog converter (DAC). The DAC pro-
duces an output voltage that ranges from ground to an
externally supplied reference voltage. It operates from
a single power supply that can range from 2.7V to 5.5V,
making it ideal for a wide range of applications. Built
into the part is a Power-on Reset function that ensures
that the device starts at a known condition.
Communication with the TC1321 is accomplished via a
simple 2-wire SMBus/I
the TC1321 acting as a slave only device. The host can
enable the SHDN bit in the CONFIG register to activate
the Low Power Standby mode.
Package Type
(5)
V
OUT
V
GND
SDA
SCL
REF
8-Pin SOIC (Narrow)
2
3
4
1
8-Pin MSOP and
TC1321
2
C compatible serial port, with
+
TC1321
8
7
6
5
V
DAC-OUT
NC
V
DD
OUT
DS21387B-page 1
V
ADJUST

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TC1321EOA Summary of contents

Page 1

... SOIC and 8-Pin MSOP Packages Applications • Programmable Voltage Sources • Digital Controlled Amplifiers/Attenuators • Process Monitoring and Control Device Selection Table Part Package Temperature Range Number TC1321EOA 8-Pin SOIC (Narrow) TC1321EUA 8-Pin MSOP Typical Application V IN (1) V REF Serial Port ...

Page 2

... TC1321 Functional Block Diagram V DD Configuration Register SDA Serial Port Interface SCL Data Register DS21387B-page 2 TC1321 Control DAC-OUT V DAC V GND REF 2002 Microchip Technology Inc. © OUT ...

Page 3

... Note 1: SDA and SCL must be connected to V ≥ 50mV referred to GND to avoid output buffer clipping. 2: Measured at V OUT 2002 Microchip Technology Inc. © *Stresses above those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. These are stress ratings only and functional operation of the device at these or any other conditions above those indicated in the operation sections of the specifications is not implied ...

Page 4

... GND. DD Unit Test Conditions kHz µsec µsec µsec 90% SCL to 10% SDA (for Repeated START Condition) µsec nsec nsec µsec 10% to 10% µsec 90% to 90% nsec 90% to 10% nsec 10% to 90% µsec ≥ (Rising Edge) DD POR 2002 Microchip Technology Inc. © ...

Page 5

... NC 7 DAC-OUT Output 2002 Microchip Technology Inc. © Type Input Input. Voltage Reference Input can range from 0V to 1.2V below V Bi-directional. Serial data is transferred on the SMBus in both directions using this pin. Input Input. SMBus serial clock. Clocks data into and out of the TC1321. ...

Page 6

... The TC1321 is internally programmed to have a default SMBus address value of 1001 000b. Seven other addresses are available by custom order (contact fac- tory). See Figure 3-1 for location of address bits in accepts a volt- SMBus protocol. STANDBY MODE OPERATION Operating Mode Normal Standby 2002 Microchip Technology Inc. © ...

Page 7

... Data Byte: reads data from S = START Condition the register commanded STOP Condition the last read byte or write Shaded = Slave Transmission byte transmission. 2002 Microchip Technology Inc. © Command ACK Data ACK 8-Bits 8-Bits Data Byte: data goes Command Byte: selects ...

Page 8

... Stop Condition (STOP) Communications must be terminated by a STOP con- dition (a LOW to HIGH transition of SDA while SCL is HIGH). The STOP condition must be communicated by the transmitter to the TC1321. Refer to Figure 4-1, Tim- ing Diagrams for serial bus timing. 2002 Microchip Technology Inc. © ...

Page 9

... SU(START) H(START) SU-DATA A = START Condition B = MSB of Address Clocked into Slave C = LSB of Address Clocked into Slave D = R/W Bit Clocked into Slave E = Slave Pulls SDA Line Low 2002 Microchip Technology Inc. © Slave Pulls SDA Line Low I = Acknowledge Clock Pulse F = Acknowledge Bit Clocked into Master ...

Page 10

... Format) Config CONFIG Register 0000 0000b DATA REGISTER (DATA), 10-BIT, READ/WRITE D[7] D[6] D[5] D[4] D[3] D[ DATA OUT REF   1024   TC1321 REGISTER SET SUMMARY POR State Read Write X X 0000000000b X X 2002 Microchip Technology Inc. © ...

Page 11

... MSOP Component Taping Orientation for 8-Pin SOIC (Narrow) Devices PIN 1 Carrier Tape, Number of Components Per Reel and Reel Size Package Carrier Width (W) 8-Pin SOIC (N) 2002 Microchip Technology Inc. © User Direction of Feed P Standard Reel Component Orientation for TR Suffix Device Pitch (P) ...

Page 12

... MAX. MAX. .028 (0.70) .016 (0.40) PIN 1 .244 (6.20) .228 (5.79) .069 (1.75) .053 (1.35) ° 8 MAX. . .050 (1.27) .016 (0.40) .008 (0.20) .005 (0.13) Dimensions: inches (mm) .010 (0.25) .007 (0.18) Dimensions: inches (mm) 2002 Microchip Technology Inc. © ...

Page 13

... NOTES: 2002 Microchip Technology Inc. © TC1321 DS21387B-page 13 ...

Page 14

... The Microchip Worldwide Site (www.microchip.com) Please specify which device, revision of silicon and Data Sheet (include Literature #) you are using. New Customer Notification System Register on our web site (www.microchip.com/cn) to receive the most current information on our products. DS21387B-page 14 2002 Microchip Technology Inc. © ...

Page 15

... Serialized Quick Turn Programming (SQTP service mark of Microchip Technology Incorporated in the U.S.A. All other trademarks mentioned herein are property of their respective companies. © 2002, Microchip Technology Incorporated, Printed in the U.S.A., All Rights Reserved. Printed on recycled paper. Microchip received QS-9000 quality system ...

Page 16

... Korea Microchip Technology Korea 168-1, Youngbo Bldg. 3 Floor Samsung-Dong, Kangnam-Ku Seoul, Korea 135-882 Tel: 82-2-554-7200 Fax: 82-2-558-5934 Singapore Microchip Technology Singapore Pte Ltd. 200 Middle Road #07-02 Prime Centre Singapore, 188980 Tel: 65-6334-8870 Fax: 65-6334-8850 Taiwan Microchip Technology Taiwan 11F-3, No. 207 ...

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