LTC1289 Linear Technology, LTC1289 Datasheet - Page 27

• Manufacturer Part Number: LTC1289
• Description: 3 Volt Single Chip 12-Bit Data Acquisition System
• Manufacturer: Linear Technology

PACKAGE DESCRIPTIO
TYPICAL
(7.620 – 8.255)
(0.229 – 0.381)
0.300 – 0.325
0.009 – 0.015
(0.203 – 0.457)
0.325
8.255
0.008 – 0.018
(7.366 – 8.128)
(9.779 ± 0.635)
0.290 – 0.320
0.385 ± 0.025
+0.635
–0.381
+0.025
–0.015
SCLK
CS
A
PPLICATI
0° – 15°
(0.381)
0.015
MIN
(0.381 – 1.524)
0.015 – 0.060
(3.175)
(3.302 ± 0.127)
0.125
0.130 ± 0.005
MIN
(3.175)
0.125
MIN
(4.064)
1
0.160
MAX
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of circuits as described herein will not infringe on existing patent rights.
O
U
(1.651 ± 0.381)
0.065 ± 0.015
(2.032)
0.080
MAX
(2.540 ± 0.254)
S
0.100 ± 0.010
U
(1.143 – 1.651)
DUMMY CONVERSION FINISHES AFTER 52 ACLK PERIODS
Dimensions in inches (millimeters) unless otherwise noted.
0.045 – 0.065
Figure 25. Power Shutdown Timing
POWER SHUTDOWN STARTS
(0.356 – 0.660)
0.014 – 0.026
(0.965 – 1.727)
0.038 – 0.068
20-Lead Ceramic DIP
20-Lead Plastic DIP
150 C
T
T
110 C
JMAX
N Package
J Package
JMAX
(0.457 ± 0.076)
0.018 ± 0.003
100 C/W
80 C/W
(2.540 ± 0.254)
0.100 ± 0.010
JA
JA
(1.651)
0.065
(5.080)
0.200
MAX
10
(5.588 – 7.874)
0.220 – 0.310
(6.604 ± 0.254)
0.260 ± 0.010
RAD TYP
(0.635)
0.025
20
1
20
1
(0.127)
0.005
19
2
19
MIN
2
18
3
18
3
17
4
17
4
16
(26.416)
5
16
5
(26.924)
1.040
MAX
1.060
MAX
15
LTC1289 TAF2
6
15
6
LTC1289
POWER UP
14
7
14
7
13
8
13
8
27
12
9
12
9
11
10
N20 0392
10
11
J20 0392