参数资料
型号: ADUC836BCPZ
厂商: Analog Devices Inc
文件页数: 23/80页
文件大小: 0K
描述: IC MCU 62K FLASH ADC/DAC 56LFCSP
标准包装: 1
系列: MicroConverter® ADuC8xx
核心处理器: 8052
芯体尺寸: 8-位
速度: 12.58MHz
连通性: EBI/EMI,I²C,SPI,UART/USART
外围设备: POR,PSM,PWM,温度传感器,WDT
输入/输出数: 34
程序存储器容量: 62KB(62K x 8)
程序存储器类型: 闪存
EEPROM 大小: 4K x 8
RAM 容量: 2.25K x 8
电压 - 电源 (Vcc/Vdd): 2.7 V ~ 5.25 V
数据转换器: A/D 7x16b; D/A 1x12b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 56-VFQFN 裸露焊盘,CSP
包装: 托盘
ADuC836
–2–
ADuC836
–3–
(AVDD = 2.7 V to 3.6 V or 4.75 V to 5.25 V, DVDD = 2.7 V to 3.6 V or 4.75 V to 5.25 V,
REFIN(+) = 2.5 V; REFIN(–) = AGND; AGND = DGND = 0 V; XTAL1/XTAL2 =
32.768 kHz Crystal; all specifications TMIN to TMAX, unless otherwise noted.)
Parameter
ADuC836
Test Conditions/Comments
Unit
ADC SPECIFICATIONS
Conversion Rate
5.4
On Both Channels
Hz min
105
Programmable in 0.732 ms Increments
Hz max
Primary ADC
No Missing Codes2
16
20 Hz Update Rate
Bits min
Resolution
13.5
Range = ±20 mV, 20 Hz Update Rate
Bits p-p typ
16
Range = ±2.56 V, 20 Hz Update Rate
Bits p-p typ
Output Noise
See Tables X and XI in
Output Noise Varies with Selected
ADuC836 ADC Description Update Rate and Gain Range
Integral Nonlinearity
±15
1 LSB
ppm of FSR max
Offset Error3
±3
V typ
Offset Error Drift
±10
nV/°C typ
Full-Scale Error4
±10
Range = ±20 mV to ±640 mV
V typ
±0.5
Range = ±1.28 V to ±2.56 V
LSB typ
Gain Error Drift5
±0.5
ppm/°C typ
ADC Range Matching
±2
AIN = 18 mV
V typ
Power Supply Rejection (PSR)
95
AIN = 7.8 mV, Range = ±20 mV
dBs typ
80
AIN = 1 V, Range = ±2.56 V
dBs typ
Common-Mode DC Rejection
On AIN
95
At DC, AIN = 7.8 mV, Range = ±20 mV
dBs typ
113
At DC, AIN = 1 V, Range = ±2.56 V
dBs typ
On REFIN
125
At DC, AIN = 1 V, Range = ±2.56 V
dBs typ
Common-Mode 50 Hz/60 Hz Rejection
20 Hz Update Rate
On AIN
95
50 Hz/60 Hz ±1 Hz, AIN = 7.8 mV,
dBs typ
Range = ±20 mV
90
50 Hz/60 Hz ±1 Hz, AIN = 1 V,
dBs typ
Range = ±2.56 V
On REFIN
90
50 Hz/60 Hz ±1 Hz, AIN = 1 V,
dBs typ
Range = ±2.56 V
Normal Mode 50 Hz/60 Hz Rejection
On AIN
60
50 Hz/60 Hz ±1 Hz, 20 Hz Update Rate
dBs typ
On REFIN
60
50 Hz/60 Hz ±1 Hz, 20 Hz Update Rate
dBs typ
Auxiliary ADC
No Missing Codes2
16
Bits min
Resolution
16
Range = ±2.5 V, 20 Hz Update Rate
Bits p-p typ
Output Noise
See Table XII in ADuC836
Output Noise Varies with Selected
ADC Description
Update Rate
Integral Nonlinearity
±15
ppm of FSR max
Offset Error3
–2
LSB typ
Offset Error Drift
1
V/°C typ
Full-Scale Error6
–2.5
LSB typ
Gain Error Drift5
±0.5
ppm/°C typ
Power Supply Rejection (PSR)
80
AIN = 1 V, 20 Hz Update Rate
dBs typ
Normal Mode 50 Hz/60 Hz Rejection
On AIN
60
50 Hz/60 Hz ±1 Hz
dBs typ
On REFIN
60
50 Hz/60 Hz ±1 Hz, 20 Hz Update Rate
dBs typ
DAC PERFORMANCE
DC Specifications7
Resolution
12
Bits
Relative Accuracy
±3
LSB typ
Differential Nonlinearity
–1
Guaranteed 12-Bit Monotonic
LSB max
Offset Error
±50
mV max
Gain Error8
±1
AVDD Range
% max
±1
VREF Range
% typ
AC Specifications2, 7
Voltage Output Settling Time
15
Settling Time to 1 LSB of Final Value
s typ
Digital-to-Analog Glitch Energy
10
1 LSB Change at Major Carry
nVs typ
SPECIFICATIONS1
REV. A
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