參數(shù)資料
型號(hào): LTC1277IS
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: Pressure Transducer, Series 19 mm, Compensated, Pressure Range: 0 psi to 5 psi, Gage, 1/4-18 NPT, 10 Vdc excitation
中文描述: 1-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PDSO24
封裝: 0.300 INCH, PLASTIC, SO-24
文件頁(yè)數(shù): 20/20頁(yè)
文件大?。?/td> 411K
代理商: LTC1277IS
20
LTC1274/LTC1277
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
G
FAX
: (408) 434-0507
G
TELEX
: 499-3977
LINEAR TECHNOLOGY CORPORATION 1995
LT/GP 1195 10K PRINTED IN USA
U
S
A
O
PPLICATI
IU
U
U
PACKAGE DESCRIPTIO
Dimensions in inches (millimeters) unless otherwise noted.
RELATED PARTS
PART NUMBER
LTC1272
LTC1273/75/76
LTC1278
LTC1279
LTC1282
LTC1409
LTC1410
DESCRIPTION
12-Bit, 3
μ
s, 250kHz Sampling A/D Converter
12-Bit, 300ksps Sampling A/D Converters with Reference
12-Bit, 500ksps Sampling A/D Converter with Shutdown
12-Bit, 600ksps Sampling A/D Converter with Shutdown
12-Bit, 140ksps Sampling A/D Converter with Reference
12-Bit, 800ksps Sampling A/D Converter with Shutdown
12-Bit, 1.25Msps Sampling A/D Converter with Shutdown
COMMENTS
Single 5V, Sampling 7572 Upgrade
Complete with Clock, Reference
70dB SINAD at Nyquist, Low Power
70dB SINAD at Nyquist, Low Power
3V or
±
3V ADC with Reference, Clock
Fast, Complete Low Power ADC, 80mV
Fast, Complete Wideband ADC, 160mV
In the Sleep mode, the comparator of the ADC will start
consuming power after the rising edge of SLEEP as shown
in Figure 18a. If REFRDY is tied to NAP, the comparator will
be powered up after REFRDY’s rising edge. Hence more
power will be saved as in Figure 18b.
REFRDY
COMPARATOR
STATUS
ON
OFF
ON
LTC1274/77 F18a
SLEEP
3ms
(C
REF
= 4.7
μ
F)
NAP = REFRDY
COMPARATOR
STATUS
ON
OFF
ON
LTC1274/77 F18b
SLEEP
3ms
(C
REF
= 4.7
μ
F)
Figure 18a. Power Saved in Sleep Mode (NAP = HIGH)
Figure 18b. Power Saved in Sleep Mode (NAP = REFRDY)
SW Package
24-Lead Plastic Small Outline (Wide 0.300)
(LTC DWG # 05-08-1620)
NOTE 1
(0.598 – 0.614*
20
19
22
21
18
17
16
15
1
2
3
4
5
6
7
8
0.394 – 0.419
(10.007 – 10.643)
9
10
13
14
11
12
23
24
(0.037 – 0.045
0.004 – 0.012
(0.102 – 0.305)
(0.093 – 0.104
0.050
(TYP
(0.014 – 0.019
0
°
– 8
°
TYP
NOTE 1
(0.009 – 0.013
(0.016 – 0.050
0.291 – 0.299**
(7.391
(0.010 – 0.029
×
45
°
NOTE:
DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
*
**
相關(guān)PDF資料
PDF描述
LTC1274 12-Bit, 10mW, 100ksps ADCs with 1uA Shutdown
LTC1274IS Replaced by TLC2933A : High Performance Phase Locked Loop 14-TSSOP -20 to 75
LTC1277CS 12-Bit, 10mW, 100ksps ADCs with 1uA Shutdown
LTC1275AC Phase Locked Loop 14-TSSOP -20 to 75
LTC1276BC 12-Bit, 300ksps Sampling A/D Converters with Reference
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