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参数资料
| 型号： | LTC1291CCN8#PBF |
| 厂商： | Linear Technology |
| 文件页数： | 12/20页 |
| 文件大小： | 0K |
| 描述： | IC DATA ACQ SYSTEM 12BIT 8-DIP |
| 标准包装： | 50 |
| 类型： | 数据采集系统（DAS） |
| 分辨率（位）： | 12 b |
| 数据接口： | 串行，并联 |
| 电压电源： | 单电源 |
| 电源电压： | 5V |
| 工作温度： | 0°C ~ 70°C |
| 安装类型： | 通孔 |
| 封装/外壳： | 8-DIP（0.300"，7.62mm） |
| 供应商设备封装： | 8-PDIP |
| 包装： | 管件 |
| 产品目录页面： | 1346 (CN2011-ZH PDF) |
2
LTC1291
1291fa
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
Offset Error
(Note 4)
q
±3.0
LSB
Linearity Error (INL)
(Note 4 & 5)
q
±0.5
±0.75
LSB
Gain Error
(Note 4)
q
±1.0
±2.0
±4.0
LSB
Minimum Resolution for which No
q
12
Bits
Missing Codes are Guaranteed
Analog Input Range
(Note 7)
V
On Channel Leakage Current
On Channel = 5V
q
±1
A
(Note 8)
Off Channel = 0V
On Channel = 0V
q
±1
A
Off Channel = 5V
Off Channel Lekage Current
On Channel = 5V
q
±1
A
(Note 8)
Off Channel = 0V
On Channel = 0V
q
±1
A
Off Channel = 5V
WU
U
PACKAGE/ORDER I FOR ATIO
A
U
G
W
A
W
U
W
A
R
BSOLUTEXI
TI
S
LTC1291BCN8
LTC1291CCN8
LTC1291DCN8
ORDER PART
NUMBER
1
2
3
45
6
7
8
TOP VIEW
CLK
VCC (VREF)
CH0
DOUT
CH1
GND
N8 PACKAGE
8-LEAD PLASTIC DIP
CS
J8 PACKAGE
8-LEAD CERAMIC DIP
DIN
(Notes 1 and 2)
Supply Voltage (VCC) to GND.................................. 12V
Voltage
Analog Inputs ............................ –0.3V to VCC + 0.3V
Digital Inputs ........................................ –0.3V to 12V
Digital Outputs .......................... –0.3V to VCC + 0.3V
Power Dissipation ............................................. 500mW
Operating Temperature Range
LTC1291BC, LTC1291CC,
LTC1291DC ............................................ 0
°C to 70°C
Storage Temperature Range ................. –65
°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300
°C
CO VERTER A D
ULTIPLEXER CHARACTERISTICS
UU W
LTC1291C
LTC1291D
LTC1291B
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
fCLK
Clock Frequency
VCC = 5V (Note 6)
(Note 9)
1.0
MHz
tSMPL
Analog Input Sample Time
See Operating Sequence
2.5
CLK Cycles
tCONV
Conversion Time
See Operating Sequence
12
CLK Cycles
tCYC
Total Cycle Time
See Operating Sequence (Note 6)
18 CLK
Cycles
+ 500ns
tdDO
Delay Time, CLK
↓ to DOUT Data Valid
See Test Circuits
q
160
300
ns
AC CHARACTERISTICS
LTC1291B/LTC1291C/LTC1291D
– 0.05V to VCC + 0.05V
TJMAX = 150°C, θJA = 100°C/ W (J8)
TJMAX = 100°C, θJA = 130°C/ W (N8)
LTC1291BCJ8
LTC1291CCJ8
LTC1291DCJ8
OBSOLETE PACKAGE
Consider N8 Package for Alternate Source
Consult LTC Marketing for parts specified with wider operating temperature ranges.
The q denotes the specifications
which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 3)
The q denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C. (Note 3)
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