参数资料
型号: MAX157BEUA+T
厂商: Maxim Integrated Products
文件页数: 10/16页
文件大小: 0K
描述: IC ADC 10BIT 108KSPS 2CH 8-UMAX
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
位数: 10
采样率(每秒): 108k
数据接口: MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
功率耗散(最大): 330mW
电压电源: 单电源
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
供应商设备封装: 8-uMAX
包装: 带卷 (TR)
输入数目和类型: 2 个单端,单极
MHz
+2.7V, Low-Power, 2-Channel,
108ksps, Serial 10-Bit ADCs in 8-Pin MAX
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VDD = +2.7V to +5.25V, VREF = 2.5V, 0.1F capacitor at REF, fSCLK = 2.17MHz, 16 clocks/conversion cycle (108ksps),
CH- = GND for MAX159, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
CONVERSION RATE
0.5
ISINK = 16mA
Three-State Output Capacitance
15
pF
COUT
CS/SHDN = VDD (Note 8)
Output High Voltage
VDD - 0.5
V
VOH
Output Low Voltage
0.4
V
VOL
ISINK = 5mA
ISOURCE = 0.5mA
Input Capacitance
15
pF
CIN
Input Leakage Current
±1
A
IIN
VIN = 0 or VDD
(Note 8)
Input Hysteresis
0.2
V
VHYS
V
3.0
VDD > 3.6V
Input Low Voltage
0.8
VIL
Input High Voltage
2.0
VIH
VDD ≤ 3.6V
Shutdown REF Input Current
0.01
10
A
Input Resistance
18
25
k
Input Current
100
140
A
VREF = 2.5V
Input Voltage Range (Note 7)
0
VDD + 50mV
V
VREF
Analog Input Voltage Range
(Note 6)
0VREF
V
VIN
Input Capacitance
16
A
CIN
Multiplexer Leakage Current
±0.01
±1
A
On/off-leakage current, VIN = 0 to VDD
Aperture Delay
25
ns
Aperture Jitter
<50
ps
Serial Clock Frequency
0.1
2.17
fSCLK
05
MHz
External clock mode
Internal clock mode, for data transfer only
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
7.4
s
Conversion Time (Note 5)
tCONV
5
7
T/H Acquisition Time
tACQ
2.5
s
CONDITIONS
External clock, fSCLK = 2.17MHz, 16 clock
cycles per conversion
Internal clock
Three-State Output Leakage
Current
±10
A
CS/SHDN = VDD
CONVERSION RATE
ANALOG INPUTS
EXTERNAL REFERENCE
DIGITAL INPUTS (CS/SHDN, SCLK) AND DIGITAL OUTPUT (DOUT)
MAX157/MAX159
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