参数资料
型号: MAX1068CEEG+T
厂商: Maxim Integrated Products
文件页数: 23/30页
文件大小: 0K
描述: IC ADC 14BIT 200KSPS 24-QSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
位数: 14
采样率(每秒): 200k
数据接口: MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
功率耗散(最大): 762mW
电压电源: 模拟和数字
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-SSOP(0.154",3.90mm 宽)
供应商设备封装: 24-QSOP
包装: 带卷 (TR)
输入数目和类型: 8 个单端,单极
MAX1067/MAX1068
Multichannel, 14-Bit, 200ksps Analog-to-Digital
Converters
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(AVDD = DVDD = +4.75V to +5.25V, fSCLK = 4.8MHz external clock (50% duty cycle), 24 clocks/conversion (200ksps), external VREF
= +4.096V, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Acquisition Time
tACQ
(Note 6)
729
ns
External clock, data transfer and conversion
0.1
4.8
Serial Clock Frequency
fSCLK
External clock, data transfer only
9
MHz
Internal Clock Frequency
fINTCLK
Internal clock
3.2
4.0
MHz
Aperture Delay
tAD
15
ns
Aperture Jitter
tAJ
<50
ps
8-bit-wide data-transfer mode
4.17
200.00
16-bit-wide data-transfer mode
3.125
150.000
Internal clock, single conversion, 8-bit-wide
data-transfer mode
89
Internal clock, single conversion, 16-bit-
wide data-transfer mode
68
Internal clock, scan mode, 8-bit-wide data-
transfer mode (four conversions)
103
Sample Rate (Note 7)
fS
External clock, scan mode, 16-bit-wide
data-transfer mode (four conversions)
82
ksps
Duty Cycle
45
55
%
ANALOG INPUT (AIN_)
Input Range
VAIN_0
VREF
V
Input Capacitance
CAIN_45
pF
EXTERNAL REFERENCE
Input Voltage Range
VREF
(Note 8)
3.8
AVDD – 0.2
V
VAIN_ = 0
34
SCLK idle
0.1
Input Current
IREF
CS = DVDD, SCLK idle
0.1
A
INTERNAL REFERENCE
Reference Voltage
VREFIN
4.042
4.096
4.136
V
Reference Short-Circuit Current
IREFSC
13
mA
Reference Temperature
Coefficient
±25
ppm/°C
Reference Wake-Up Time
tRWAKE
VREF = 0
5
ms
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