参数资料
型号: ADUC845BCPZ8-3
厂商: ANALOG DEVICES INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 12.58 MHz, MICROCONTROLLER, QCC56
封装: 8 X 8 MM, LEAD FREE, MO-220-VLLD-2, LFCSP-56
文件页数: 76/108页
文件大小: 1940K
代理商: ADUC845BCPZ8-3
ADuC845/ADuC847/ADuC848
Rev. B | Page 7 of 108
Parameter
Min
Typ
Max
Unit
Conditions
TRANSDUCER BURNOUT CURRENT
SOURCES
AIN+ Current
100
nA
AIN+ is the selected positive input (AIN4 or AIN6
only) to the primary ADC
AIN Current
100
nA
AIN is the selected negative input (AIN5 or AIN7
only) to the primary ADC
Initial Tolerance at 25°C
±10
%
Drift
0.03
%/°C
EXCITATION CURRENT SOURCES
Output Current
200
A
Available from each current source
Initial Tolerance at 25°C
±10
%
Drift
200
ppm/°C
Initial Current Matching at 25°C
±1
%
Matching between both current sources
Drift Matching
20
ppm/°C
Line Regulation (AVDD)
1
A/V
AVDD = 5 V ± 5%
Load Regulation
0.1
A/V
Output Compliance2
AGND
AVDD 0.6
V
POWER SUPPLY MONITOR (PSM)
AVDD Trip Point Selection Range
2.63
4.63
V
Four trip points selectable in this range
AVDD Trip Point Accuracy
±3.0
%
TMAX = 85°C
±4.0
%
TMAX = 125°C
DVDD Trip Point Selection Range
2.63
4.63
V
Four trip points selectable in this range
DVDD Trip Point Accuracy
±3.0
%
TMAX = 85°C
±4.0
%
TMAX = 125°C
CRYSTAL OSCILLATOR
(XTAL1 AND XTAL2)
Logic Inputs, XTAL1 Only2
VINL, Input Low Voltage
0.8
V
DVDD = 5 V
0.4
V
DVDD = 3 V
VINH, Input Low Voltage
3.5
V
DVDD = 5 V
2.5
V
DVDD = 3 V
XTAL1 Input Capacitance
18
pF
XTAL2 Output Capacitance
18
pF
LOGIC INPUTS
All inputs except SCLOCK, RESET,
and XTAL12
VINL, Input Low Voltage
0.8
V
DVDD = 5 V
0.4
V
DVDD = 3 V
VINH, Input Low Voltage
2.0
V
SCLOCK and RESET Only
(Schmidt Triggered Inputs)2
VT+
1.3
3.0
V
DVDD = 5 V
0.95
2.5
V
DVDD = 3 V
VT
0.8
1.4
V
DVDD = 5 V
0.4
1.1
V
DVDD = 3 V
VT+ VT
0.3
0.85
V
DVDD = 5 V or 3 V
Input Currents
Port 0, P1.0 to P1.7, EA
±10
A
VIN = 0 V or VDD
RESET
±10
A
VIN = 0 V, DVDD = 5 V
35
105
A
VIN = DVDD, DVDD = 5 V, internal pull-down
Port 2, Port 3
±10
A
VIN = DVDD, DVDD = 5 V
180
660
A
VIN = 2 V, DVDD = 5 V
20
75
A
VIN = 0.45 V, DVDD = 5 V
Input Capacitance
10
pF
All digital inputs
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