参数资料
型号: MAX1240AESA+T
厂商: Maxim Integrated Products
文件页数: 9/15页
文件大小: 0K
描述: IC ADC 12BIT SERIAL 8-SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
位数: 12
采样率(每秒): 73k
数据接口: MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
功率耗散(最大): 471mW
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-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 带卷 (TR)
输入数目和类型: 1 个单端,单极
ppm/°C
MAX1240/MAX1241
+2.7V, Low-Power,
12-Bit Serial ADCs in 8-Pin SO
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VDD = +2.7V to +3.6V (MAX1240); VDD = +2.7V to +5.25V (MAX1241); 73ksps, fSCLK = 2.1MHz (50% duty cycle); MAX1240—4.7F
capacitor at REF pin, MAX1241—external reference; VREF = 2.500V applied to REF pin; TA = TMIN to TMAX; unless otherwise noted.)
VIN = 0V or VDD
A
TA = +25°C
A
100
150
±0.01
±1
IIN
SCLK, CS Input Leakage
V
0.2
Input Current
CONDITIONS
VSHDN = 0V
A
±0.01
10
VHYST
SCLK, CS Input Hysteresis
VSHDN = 0V or VDD
A
REF Input Current in Shutdown
k
Ω
18
25
±4.0
SHDN Input Current
Input Resistance
V
0.4
VSL
SHDN Input Low Voltage
V
(Note 5)
VDD - 0.4
VSH
SHDN Input High Voltage
pF
15
CIN
V
REF Output Voltage
SCLK, CS Input Capacitance
SHDN = unconnected
nA
SHDN = unconnected
±100
SHDN Max Allowed Leakage,
Mid Input
V
VDD/2
VFLT
SHDN Voltage, Unconnected
V
1.1
VDD - 1.1
VSM
SHDN Input Mid Voltage
ISINK = 5mA
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
V
0.4
VOL
Output Voltage Low
CS = VDD (Note 5)
pF
15
COUT
Three-State Output Capacitance
CS = VDD
A
ISOURCE = 0.5mA
±0.01
±10
IL
Three-State Leakage Current
V
VDD - 0.5
VOH
V
VDD
≤ 3.6V
0.8
VIL
F
0.1
Capacitive Bypass at REF
SCLK, CS Input Low Voltage
V
2.0
VIH
SCLK, CS Input High Voltage
Output Voltage High
ISINK = 16mA
VDD > 3.6V (MAX1241)
0.8
3.0
2.480
2.500
2.520
V
Input Voltage Range
1.00
VDD +
50mV
MAX1240AC/BC
ppm/°C
REF Temperature Coefficient
±30
±50
REF Short-Circuit Current
30
MAX1240AE/BE
±30
±60
MAX1240AM/BM
±30
±80
0mA to 0.2mA output load
Load Regulation (Note 4)
0.35
mA
F
Capacitive Bypass at REF
4.7
MAX1240C
±30
DIGITAL OUTPUT: DOUT
DIGITAL INPUTS: SCLK, C
CS
S, S
SH
HD
DN
N
EXTERNAL REFERENCE (VREF = 2.500V)
INTERNAL REFERENCE (MAX1240 only)
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