参数资料
型号: AD7248ABRZ
厂商: Analog Devices Inc
文件页数: 7/16页
文件大小: 0K
描述: IC DAC 12BIT W/REF 20-SOIC
产品培训模块: Data Converter Fundamentals
DAC Architectures
标准包装: 37
系列: DACPORT®
设置时间: 7µs
位数: 12
数据接口: 并联
转换器数目: 1
电压电源: 双 ±
功率耗散(最大): 210mW
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-SOIC(0.295",7.50mm 宽)
供应商设备封装: 20-SOIC W
包装: 管件
输出数目和类型: 1 电压,单极;1 电压,双极
采样率(每秒): 142k
AD7245A/AD7248A
REV. B
–15–
MECHANICAL INFORMATION—AD7245A
OUTLINE DIMENSIONS
Dimensions shown in inches and (mm).
24-Lead Plastic DIP
(N-24)
24
112
13
PIN 1
1.228 (31.19)
1.126 (31.14)
0.260
0.001
(6.61
0.03)
0.11 (2.79)
0.09 (2.28)
0.130 (3.30)
0.128 (3.25)
0.015 (0.381)
0.008 (0.204)
0.32 (8.128)
0.30 (7.62)
SEATING
PLANE
0.060 (1.52)
0.015 (0.38)
0.02 (0.5)
0.09 (2.28)
0.07 (1.78)
0.05 (1.27)
LEAD NO. 1 IDENTIFIED BY DOT OR NOTCH.
PLASTIC LEADS WILL BE EITHER SOLDER DIPPED OR TIN LEAD PLATED
IN ACCORDANCE WITH MIL-M-38510 REQUIREMENTS
24-Lead SOIC
(R-24)
0.013 (0.32)
0.009 (0.23)
8
0
0.005 (0.13)
0.016 (0.40)
SEATING
PLANE
0.012 (0.30)
0.004 (0.10)
0.019 (0.49)
0.014 (0.35)
0.104 (2.65)
0.093 (2.35)
0.050
(1.27)
BSC
24
13
12
1
0.419 (10.65)
0.394 (10.00)
0.299 (7.6)
0.291 (7.4)
PIN 1
0.614 (15.6)
0.598 (15.2)
28-Terminal
Leadless Ceramic Chip Carrier
(E-28A)
1
28
5
11
18
BOTTOM
VIEW
19
25
26
4
12
0.028 (0.71)
0.022 (0.56)
45 TYP
0.055 (1.40)
0.045 (1.14)
0.050
(1.27)
BSC
0.075
(1.91)
REF
0.011 (0.28)
0.007 (0.18)
R TYP
0.095 (2.41)
0.075 (1.90)
0.150
(3.51)
BSC
0.300 (7.62)2
BSC
0.200
(5.08)
BSC
0.075
(1.91)
REF
0.458 (11.63)
0.442 (11.23)
SQ
0.458
(11.63)
MAX
SQ
0.100 (2.54)1
0.064 (1.63)
0.088 (2.24)
0.054 (1.37)
NOTES
1THIS DIMENSION CONTROLS THE OVERALL PACKAGE THICKNESS.
2APPLIES TO ALL FOUR SIDES.
ALL TERMINALS ARE GOLD PLATED
24-Lead Cerdip
(Q-24)
24
112
13
0.295
(7.493)
MAX
PIN 1
0.070 (1.78)
0.030 (0.76)
15
0
0.320 (8.128)
0.290 (7.366)
0.012 (0.305)
0.008 (0.203)
0.225
(5.715)
MAX
1.290 (32.77) MAX
0.125
(3.175)
MIN 0.021 (0.533)
0.015 (0.381)
TYP
0.110 (2.794)
0.090 (2.286)
TYP
0.180
(4.572)
MAX
0.070 (1.778)
0.020 (0.508)
LEAD NO. 1 IDENTIFIED BY DOT OR NOTCH.
CERDIP LEADS WILL BE EITHER TIN PLATED OR SOLDER DIPPED
IN ACCORDANCE WITH MIL-M-38510 REQUIREMENTS
SEATING
PLANE
28-Terminal
Plastic Leaded Chip Carrier
(P-28A)
4
PIN 1
IDENTIFIER
5
26
25
11
12
19
18
TOP VIEW
(PINS DOWN)
0.495 (12.57)
0.485 (12.32)
SQ
0.456 (11.58)
0.450 (11.43)
SQ
0.032 (0.812)
0.026 (0.661)
0.050
0.005
(1.27
0.13)
0.430 (10.5)
0.390 (9.9)
0.021 (0.533)
0.013 (0.331)
0.180 (4.51)
0.165 (4.20)
0.110 (2.79)
0.085 (2.16)
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