参数资料
型号: LTC1863CGN
厂商: Linear Technology
文件页数: 1/16页
文件大小: 0K
描述: IC ADC 12BIT 8CH 200KSPS 16SSOP
标准包装: 100
位数: 12
采样率(每秒): 200k
数据接口: MICROWIRE?,串行,SPI?
转换器数目: 1
功率耗散(最大): 9mW
电压电源: 单电源
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 16-SSOP(0.154",3.90mm 宽)
供应商设备封装: 16-SSOP
包装: 管件
输入数目和类型: 8 个单端,单极;8 个单端,双极;4 个差分,单极;4 个差分,双极
LTC1863/LTC1867
1
18637fa
BLOCK DIAGRAM
DESCRIPTION
12-/16-Bit, 8-Channel
200ksps ADCs
L, LT, LTC and LTM are registered trademarks of Linear Technology Corporation. All other
trademarks are the property of their respective owners.
FEATURES
APPLICATIONS
n Industrial Process Control
n High Speed Data Acquisition
n Battery Operated Systems
n Multiplexed Data Acquisition Systems
n Imaging Systems
n Sample Rate: 200ksps
n 16-Bit No Missing Codes and ±2LSB Max INL
n 8-Channel Multiplexer with:
Single Ended or Differential Inputs and
Unipolar or Bipolar Conversion Modes
n SPI/MICROWIRE Serial I/O
n Signal-to-Noise Ratio: 89dB
n Single 5V Operation
n On-Chip or External Reference
n Low Power: 1.3mA at 200ksps, 0.76mA at 100ksps
n Sleep Mode
n Automatic Nap Mode Between Conversions
n 16-Pin Narrow SSOP Package
The LTC1863/LTC1867 are pin-compatible, 8-channel
12-/16-bit A/D converters with serial I/O, and an internal
reference. The ADCs typically draw only 1.3mA from a
single 5V supply.
The 8-channel input multiplexer can be congured for
either single-ended or differential inputs and unipolar
or bipolar conversions (or combinations thereof). The
automatic nap and sleep modes benet power sensitive
applications.
The LTC1867’s DC performance is outstanding with a
±2LSB INL specication and no missing codes over tem-
perature. The signal-to-noise ratio (SNR) for the LTC1867
is typically 89dB, with the internal reference.
Housed in a compact, narrow 16-pin SSOP package, the
LTC1863/LTC1867 can be used in space-sensitive as well
as low-power applications.
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7/COM
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
VDD
GND
SDI
SDO
SCK
CS/CONV
VREF
18637 BD
12-/16-BIT
200ksps
ADC
+
SERIAL
PORT
ANALOG
INPUT
MUX
REFCOMP
9
INTERNAL
2.5V REF
LTC1863/LTC1867
OUTPUT CODE
0
INL
(LSB)
49152
18637 GO1
16384
32768
65536
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
Integral Nonlinearity vs Output Code
(LTC1867)
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相关代理商/技术参数
参数描述
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