поискавой системы для электроныых деталей
  Russian  ▼
ALLDATASHEETRU.COM

X  

TC7109AIJL датащи(PDF) 10 Page - TelCom Semiconductor, Inc

номер детали TC7109AIJL
подробное описание детали  12-BIT UP-COMPATIBLE ANALOG-TO-DIGITAL CONVERTERS
Download  21 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
производитель  TELCOM [TelCom Semiconductor, Inc]
домашняя страница  http://www.telcom-semi.com
Logo TELCOM - TelCom Semiconductor, Inc

TC7109AIJL датащи(HTML) 10 Page - TelCom Semiconductor, Inc

Back Button TC7109AIJL Datasheet HTML 6Page - TelCom Semiconductor, Inc TC7109AIJL Datasheet HTML 7Page - TelCom Semiconductor, Inc TC7109AIJL Datasheet HTML 8Page - TelCom Semiconductor, Inc TC7109AIJL Datasheet HTML 9Page - TelCom Semiconductor, Inc TC7109AIJL Datasheet HTML 10Page - TelCom Semiconductor, Inc TC7109AIJL Datasheet HTML 11Page - TelCom Semiconductor, Inc TC7109AIJL Datasheet HTML 12Page - TelCom Semiconductor, Inc TC7109AIJL Datasheet HTML 13Page - TelCom Semiconductor, Inc TC7109AIJL Datasheet HTML 14Page - TelCom Semiconductor, Inc Next Button
Zoom Inzoom in Zoom Outzoom out
 10 / 21 page
background image
3-100
TELCOM SEMICONDUCTOR, INC.
TC7109
TC7109A
12-BIT
µP-COMPATIBLE
ANALOG-TO-DIGITAL CONVERTERS
Figure 5.
TC7109A RUN/HOLD Operation
The RUN/HOLD input may be used to shorten conver-
sion time. If RUN/HOLD goes LOW any time after zero
crossing in the deintegrate mode, the circuit will jump to
auto-zero and eliminate that portion of time normally spent
in deintegrate.
If RUN/HOLD stays or goes LOW, the conversion will
complete with minimum time in deintegrate. It will stay in
auto-zero for the minimum time and wait in auto-zero for a
HIGH at the RUN/HOLD input. As shown in Figure 5, the
STATUS output will go HIGH 7 clock periods after RUN/
HOLD is changed to HIGH, and the converter will begin the
integrate phase of the next conversion.
The RUN/HOLD input allows controlled conversion in-
terface. The converter may be held at idle in auto-zero with
RUN/HOLD LOW. The conversion is started when RUN/
HOLD goes HIGH, and the new data is valid when the
STATUS output goes LOW (or is transferred to the UART;
see "Handshake Mode"). RUN/HOLD may now go LOW,
terminating deintegrate and ensuring a minimum auto-zero
time before stopping to wait for the next conversion. Conver-
sion time can be minimized by ensuring RUN/HOLD goes
LOW during deintegrate, after zero crossing, and goes
HIGH after the hold point is reached. The required activity on
the RUN/HOLD input can be provided by connecting it to the
buffered oscillator output. In this mode, the input value
measured determines the conversion time.
Direct Mode
The data outputs (bits 1 through 8, low-order bytes; bits
9 through 12, polarity and overrange high-order bytes) are
accessible under control of the byte and chip enable termi-
nals as inputs with the MODE pin at a LOW level. These
three inputs are all active LOW. Internal pull-up resistors are
provided for an inactive HIGH level when left open. When
chip enable is LOW, a byte-enable input LOW will allow the
outputs of the byte to become active. A variety of parallel
data accessing techniques may be used, as shown in the
"Interfacing" section. (See Figure 6 and Table 1.)
The access of data should be synchronized with the
conversion cycle by monitoring the STATUS output. This
prevents accessing data while it is being updated and
eliminates the acquisition of erroneous data.
Symbol
Description
Min
Typ
Max
Units
tBEA
Byte Enable Width
200
500
nsec
tDAB
Data Access Time
150
300
nsec
From Byte Enable
tDHB
Data Hold Time
150
300
nsec
From Byte Enable
tCEA
Chip Enable Width
300
500
nsec
tDAC
Data Access Time
200
400
nsec
From Chip Enable
tDHC
Data Hold Time
200
400
nsec
From Chip Enable
Table 1. TC7109A Direct Mode Timing Requirements
Figure 6.
TC7109A Direct Mode Output Timing
INTEGRATOR OUTPUT
INTERNAL CLOCK
DETERMINATED
AT ZERO CROSSING
DETECTION
AUTO-ZERO
PHASE I
MIN 1790 COUNTS
MAX 2041 COUNTS
STATIC IN
HOLD STATE
INT
PHASE II
RUN/HOLD input is ignored until end of auto-zero phase.
*NOTE:
*
INTERNAL LATCH
STATUS OUTPUT
RUN/HOLD INPUT
7 COUNTS
= HIGH IMPEDANCE
CE/LOAD
AS INPUT
tCEA
tBEA
HBEN
AS INPUT
tDAB
tDAB
LBEN
AS INPUT
HIGH-BYTE
DATA
LOW-BYTE
DATA
DATA
VALID
tDAC
tDHC
DATA
VALID
DATA
VALID


Аналогичный номер детали - TC7109AIJL

производительномер деталидатащиподробное описание детали
logo
Microchip Technology
TC7109A MICROCHIP-TC7109A Datasheet
378Kb / 32P
   12-Bit ?쵡-Compatible Analog-to-Digital Converters
11/29/12
More results

Аналогичное описание - TC7109AIJL

производительномер деталидатащиподробное описание детали
logo
Microchip Technology
TC7109 MICROCHIP-TC7109_13 Datasheet
378Kb / 32P
   12-Bit ?쵡-Compatible Analog-to-Digital Converters
11/29/12
TC7109 MICROCHIP-TC7109 Datasheet
496Kb / 30P
   12-Bit 關A-Compatible Analog-to-Digital Converters
2006
logo
Burr-Brown (TI)
DAC80 BURR-BROWN-DAC80 Datasheet
211Kb / 9P
   Monolithic 12-Bit DIGITAL-TO-ANALOG CONVERTERS
logo
Texas Instruments
DAC80P TI-DAC80P Datasheet
190Kb / 10P
[Old version datasheet]   Monolithic 12-Bit DIGITAL-TO-ANALOG CONVERTERS
DAC707KH TI-DAC707KH Datasheet
121Kb / 13P
[Old version datasheet]   Microprocessor-Compatible 16-BIT DIGITAL-TO-ANALOG CONVERTERS
logo
Burr-Brown (TI)
DAC707 BURR-BROWN-DAC707 Datasheet
149Kb / 11P
   Microprocessor-Compatible 16-BIT DIGITAL-TO-ANALOG CONVERTERS
logo
Murata Power Solutions ...
DAC-HZ12BGC MURATA-PS-DAC-HZ12BGC Datasheet
97Kb / 4P
   12-Bit, Industry-Standard Digital-to-Analog Converters
logo
List of Unclassifed Man...
DAC-HZ ETC-DAC-HZ Datasheet
96Kb / 4P
   12-Bit, Industry-Standard Digital-to-Analog Converters
logo
Texas Instruments
TLC5618ACDR TI1-TLC5618ACDR Datasheet
636Kb / 24P
[Old version datasheet]   PROGRAMMABLE DUAL 12-BIT DIGITAL-TO-ANALOG CONVERTERS
logo
Burr-Brown (TI)
DAC811 BURR-BROWN-DAC811 Datasheet
96Kb / 9P
   Microprocessor-Compatible 12-BIT DIGITAL-TO-ANALOG CONVERTER
More results


Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21


датащи скачать

Go To PDF Page


ссылки URL




Конфиденциальность
ALLDATASHEETRU.COM
Вашему бизинису помогли Аллдатащит?  [ DONATE ] 

Что такое Аллдатащит   |   реклама   |   контакт   |   Конфиденциальность   |   обмен ссыками   |   поиск по производителю
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com