LTC1278
U
Dimensions in inches (millimeters) unless otherwise noted.
PACKAGE DESCRIPTIO
N Package
24-Lead PDIP (Narrow 0.300)
(LTC DWG # 05-08-1510)
1.265*
(32.131)
MAX
24
23
22
21
20
19
18
17
16
15
10
14
11
13
12
0.255 ± 0.015*
(6.477 ± 0.381)
3
4
5
6
7
8
9
1
2
0.300 – 0.325
(7.620 – 8.255)
0.045 – 0.065
(1.143 – 1.651)
0.130 ± 0.005
(3.302 ± 0.127)
0.020
(0.508)
MIN
0.065
(1.651)
TYP
0.009 – 0.015
(0.229 – 0.381)
+0.035
0.125
(3.175)
MIN
0.018 ± 0.003
(0.457 ± 0.076)
0.325
–0.015
0.100 ± 0.010
(2.540 ± 0.254)
+0.889
8.255
N24 1197
(
)
–0.381
*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.010 INCH (0.254mm)
SW Package
24-Lead Plastic Small Outline (Wide 0.300)
(LTC DWG # 05-08-1620)
0.598 – 0.614*
(15.190 – 15.600)
24 23 22 21 20 19 18
16 15 14 13
17
0.291 – 0.299**
(7.391 – 7.595)
0.037 – 0.045
(0.940 – 1.143)
0.093 – 0.104
(2.362 – 2.642)
0.010 – 0.029
(0.254 – 0.737)
× 45°
0.394 – 0.419
(10.007 – 10.643)
NOTE 1
0° – 8° TYP
0.050
(1.270)
TYP
0.004 – 0.012
(0.102 – 0.305)
0.009 – 0.013
NOTE 1
(0.229 – 0.330)
0.014 – 0.019
(0.356 – 0.482)
TYP
0.016 – 0.050
2
3
5
7
8
9
10
1
4
6
11 12
(0.406 – 1.270)
NOTE:
1. PIN 1 IDENT, NOTCH ON TOP AND CAVITIES ON THE BOTTOM OF PACKAGES ARE THE MANUFACTURING OPTIONS.
THE PART MAY BE SUPPLIED WITH OR WITHOUT ANY OF THE OPTIONS
S24 (WIDE) 0996
*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
RELATED PARTS
PART NUMBER
DESCRIPTION
COMMENTS
Complete with Clock Reference
70dB SINAD at Nyquist, Low Power
Complete High Speed 12-Bit ADC in SO-8
Fast, Complete Low Power ADC
LTC1274/LTC1277 12-Bit, 10mW, 100ksps A/D Converters with 1µA Shutdown
LTC1279
LTC1400
LTC1409
LTC1415
LTC1419
12-Bit, 600ksps Sampling A/D Converter with Shutdown
12-Bit, 400ksps Serial A/D Converter
12-Bit, 800ksps Sampling A/D Converter with Shutdown
12-Bit, 1.25Msps Sampling A/D Converter with Shutdown
14-Bit, 800ksps Sampling A/D Converter with Shutdown
Single 5V Supply, Low Power: 55mW
81.5dB SINAD, Low Power: 150mW
1278fa LT/GP 0998 REV A 2K • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 1994
16 LinearTechnology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
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(408)432-1900 FAX:(408)434-0507 www.linear-tech.com