参数资料
型号: MAX1112EAP+T
厂商: Maxim Integrated Products
文件页数: 14/20页
文件大小: 0K
描述: IC ADC 8BIT LP 20-SSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,000
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): 680µW
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: 20-SSOP(0.209",5.30mm 宽)
供应商设备封装: 20-SSOP
包装: 带卷 (TR)
输入数目和类型: 8 个单端,单极;8 个单端,双极;4 个伪差分,单极;4 个伪差分,双极
A
MAX1112/MAX1113
+5V, Low-Power, Multi-Channel,
Serial 8-Bit ADCs
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VDD = 4.5V to 5.5V; unipolar input mode; VCOM = 0V; fSCLK = 500kHz, external clock (50% duty cycle); 10 clocks/conversion cycle
(50ksps); 1F capacitor at REFOUT; TA = TMIN to TMAX; unless otherwise noted.)
On/off leakage current, VCH_ = 0V or VDD
Used for data transfer only
(Note 5)
External clock, 2MHz
CONDITIONS
ppm/°C
±50
mA
6
REFOUT Short-Circuit Current
pF
18
Input Capacitance
A
±0.01
±1
Multiplexer Leakage Current
1
2
50
500
kHz
400
Internal Clock Frequency
0 to 0.5mA output load
mV
4.5
Load Regulation (Note 7)
ns
10
Aperture Delay
s
1
tACQ
Track/Hold Acquisition Time
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
ps
V
1
VDD +
50
Input Voltage Range
(Note 8)
A
120
Input Current
< 50
Aperture Jitter
External clock, 500kHz, 10 clocks/conversion
20
Internal clock
s
25
55
tCONV
Conversion Time (Note 4)
Bipolar input, VCOM = VREFIN/2
Unipolar input, VCOM = 0V
COM ±
VREFIN/2
V
0VREFIN
Input Voltage Range, Single-
Ended and Differential (Note 6)
V
3.936
4.096
4.256
REFOUT Voltage
External Clock-Frequency Range
MHz
kHz
Capacitive Bypass at REFOUT
F
REFOUT Temperature Coefficient
V
4.5
5.5
VDD
Supply Voltage
VDD = 4.5V to 5.5V; external reference,
4.096V; full-scale input
mV
±0.4
±4
PSR
Power-Supply Rejection
(Note 9)
2
Power-down
3.2
10
Software
SHDN at DGND
Operating mode
135
250
Full-scale input
CLOAD = 10pF
Reference disabled
95
IDD
A
Supply Current
CONVERSION RATE
ANALOG INPUT
INTERNAL REFERENCE
EXTERNAL REFERENCE AT REFIN
POWER REQUIREMENTS
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