参数资料
型号: MAX1108CUB+
厂商: Maxim Integrated Products
文件页数: 14/20页
文件大小: 0K
描述: IC ADC 8BIT LP 10-UMAX
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
位数: 8
采样率(每秒): 50k
数据接口: MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
功率耗散(最大): 444mW
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: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
供应商设备封装: 10-µMAX
包装: 管件
输入数目和类型: 2 个单端,单极;2 个单端,双极;1 个伪差分,单极;1 个伪差分,双极
A
MAX1108/MAX1109
Single-Supply, Low-Power,
2-Channel, Serial 8-Bit ADCs
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS—MAX1108 (continued)
(VDD = +2.7V to +3.6V; unipolar input mode; COM = GND, fSCLK = 500kHz, external clock mode (50% duty cycle); 10 clocks/conver-
sion cycle (50ksps); 1F capacitor at REF, external +2.048V reference at REF; TA = TMIN to TMAX; unless otherwise noted. Typical
values are at TA = +25°C.)
CONDITIONS
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
External clock, 500kHz, 10 sclks/conv
Internal clock
External clock, 2MHz
s
20
tCONV
Conversion Time (Note 5)
35
s
1
tACQ
Track/Hold Acquisition Time
ps
<50
Aperture Jitter
ns
10
Aperture Delay
kHz
400
Internal Clock Frequency
(Note 6)
0 to 0.5mA (Note 7)
ppm/°C
±50
REF Tempco
A
150
IREFSC
REF Short-Circuit Current
mV
2.5
Load Regulation
kHz
50
500
V
1.968
2.048
2.128
VREF
Output Voltage
+2.048V at REF, full scale,
500kHz external clock
A
120
Input Current
V
2.7
3
5.5
VDD
Supply Voltage
Power down, VDD = 2.7V to 3.6V (Note 9)
Full-scale input, VDD = 2.7V to 3.6V
0.5
2.5
IDD
mV
±0.4
±4
PSR
Power-Supply Rejection (Note 10)
VDD = 2.7V to 3.6V,
CL = 10pF
VDD = 5.5V,
CL = 10pF
105
250
130
F
1
Capacitive Bypass at REF
V
0.2
VHYST
Input Hysteresis
V
0.8
VIL
Threshold Voltage Low
A
±1
IIH
Input Current High
VDD
≤ 3.6V
VDD > 3.6V
V
2
V
3
VIH
Threshold Voltage High
MHz
2
External Clock Frequency Range
V
1.0
VDD + 0.05
Input Voltage Range
A
±1
IIL
Input Current Low
pF
15
CIN
Input Capacitance
For data transfer only
Internal reference
External reference
70
Internal reference
External reference
95
A
Supply Current (Notes 2, 8)
TRACK/HOLD
INTERNAL REFERENCE
EXTERNAL REFERENCE
POWER REQUIREMENTS
DIGITAL INPUTS (DIN, SCLK, and CS)
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MAX1109CUB+ IC ADC 8BIT LP 10-UMAX
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