參數(shù)資料
型號(hào): LTC1863CGN#PBF
廠商: Linear Technology
文件頁(yè)數(shù): 1/16頁(yè)
文件大?。?/td> 0K
描述: IC ADC 12BIT 8CH 200KSPS 16SSOP
標(biāo)準(zhǔn)包裝: 100
位數(shù): 12
采樣率(每秒): 200k
數(shù)據(jù)接口: MICROWIRE?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 9mW
電壓電源: 單電源
工作溫度: 0°C ~ 70°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 16-SSOP(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 16-SSOP
包裝: 管件
輸入數(shù)目和類(lèi)型: 8 個(gè)單端,單極;8 個(gè)單端,雙極;4 個(gè)差分,單極;4 個(gè)差分,雙極
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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