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参数资料
| 型号： | MAX1287EKA-T |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | ADC |
| 英文描述： | 150ksps, 12-Bit, 2-Channel Single-Ended, and 1-Channel True-Differential ADCs in SOT23 |
| 中文描述： | 2-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO8 |
| 封装： | MO-178, SOT-23, 8 PIN |
| 文件页数： | 4/15页 |
| 文件大小： | 241K |
| 代理商： | MAX1287EKA-T |
M
150ksps, 12-Bit, 2-Channel S ingle-Ended, and
1-Channel True-Differential ADCs in S OT 23
4
_______________________________________________________________________________________
TIMING CHARACTERISTICS (Figures 1, 2, and 5)
(V
DD
= +2.7V to +3.6V, V
REF
= +2.5V, 0.1μF capacitor at REF, or V
DD
= +4.75V to +5.25V for MAX1286/MAX1288, V
REF
= +4.096V,
0.1μF capacitor at REF, f
SCLK
= 8MHz (50% duty cycle); AIN- = GND for MAX1288/MAX1289. T
A
= T
MIN
to T
MAX,
unless otherwise
noted. Typical values at T
A
= +25
°
C.)
PARAMETERS
SYMBOL
t
CH
t
CL
t
DOT
t
DOD
t
DOE
t
CONV
t
CSW
CONDITIONS
MIN
38
38
TYP
MAX
UNITS
ns
ns
ns
ns
ns
μs
ns
SCLK Pulse Width High
SCLK Pulse Width Low
SCLK Fall to DOUT Transition
SCLK Rise to DOUT Disable
CNVST Rise to DOUT Enable
CNVST Fall to MSB Valid
CNVST Pulse Width
C
LOAD
= 30pF
C
LOAD
= 30pF
C
LOAD
= 30pF
C
LOAD
= 30pF
60
500
80
3.7
100
30
Note 1:
Unipolar mode.
Note 2:
Relative accuracy is the deviation of the analog value at any code from its theoretical value after the full-scale range has
been calibrated.
Note 3:
Offset nulled.
Note 4:
The absolute input voltage range for the analog inputs is from GND to V
DD
.
CNVST
SCLK
DOUT
t
DOE
HIGH-Z
HIGH-Z
t
CSW
t
CL
t
CH
t
DOD
t
DOT
DOUT
6k
6k
C
L
GND
DOUT
C
L
GND
V
DD
a) HIGH -Z TOV
OH
, V
OL
TOV
OH
, AND V
OH
TOHIGH -Z
b) HIGH -Z TOV
OL
, V
OH
TOV
OL
, AND V
OL
TOHIGH -Z
Figure 1. Detailed Serial-Interface Timing Sequence
Figure 2. Load Circuits for Enable/Disable Times
相关PDF资料 |
PDF描述 |
|---|---|
| MAX1289EKA-T | 150ksps, 12-Bit, 2-Channel Single-Ended, and 1-Channel True-Differential ADCs in SOT23 |
| MAX1289 | 150ksps, 12-Bit, 2-Channel Single-Ended, and 1-Channel True-Differential ADCs in SOT23 |
| MAX1287 | 150ksps, 12-Bit, 2-Channel Single-Ended, and 1-Channel True-Differential ADCs in SOT23 |
| MAX1288 | 150ksps, 12-Bit, 2-Channel Single-Ended, and 1-Channel True-Differential ADCs in SOT23 |
| MAX1286EKA-T | 150ksps, 12-Bit, 2-Channel Single-Ended, and 1-Channel True-Differential ADCs in SOT23 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1287ETA+ | 制造商:Maxim Integrated Products 功能描述:ADC SGL SAR 150KSPS 12-BIT SERL 8TDFN EP - Rail/Tube |
| MAX1287ETA+T | 功能描述:模数转换器 - ADC 12-Bit 2Ch 150ksps 3.6V Precision ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32 |
| MAX1288EKA | 制造商:Maxim Integrated Products 功能描述:150KSPS, 12-BIT, 2-CHANNEL SINGLE-ENDED, AND - Cut Tape Product |
| MAX1288EKA-T | 功能描述:模数转换器 - ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32 |
| MAX1288ETA+ | 制造商:Maxim Integrated Products 功能描述:ADC SGL SAR 150KSPS 12-BIT SERL 8TDFN EP - Rail/Tube |
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