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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： 87/108页
文件大小： 1940K
代理商： ADUC845BCPZ8-3
ADuC845/ADuC847/ADuC848
Rev. B | Page 8 of 108
Parameter
Min
Typ
Max
Unit
Conditions
LOGIC OUTPUTS
(All Digital Outputs except XTAL2)
VOH, Output High Voltage2
2.4
V
DVDD = 5 V, ISOURCE = 80 A
2.4
V
DVDD = 3 V, ISOURCE = 20 A
VOL, Output Low Voltage
0.4
V
ISINK = 8 mA, SCLOCK, SDATA
0.4
V
ISINK = 1.6 mA on P0, P1, P2
Floating State Leakage Current2
±10
A
Floating State Output Capacitance
10
pF
START-UP TIME
At Power-On
600
ms
After Ext RESET in Normal Mode
3
ms
After WDT RESET in Normal Mode
2
ms
Controlled via WDCON SFR
From Power-Down Mode
Oscillator Running
PLLCON.7 = 0
Wake-Up with INT0 Interrupt
20
s
Wake-Up with SPI Interrupt
20
s
Wake-Up with TIC Interrupt
20
s
Oscillator Powered Down
PLLCON.7 = 1
Wake-Up with INT0 Interrupt
30
s
Wake-Up with SPI Interrupt
30
s
FLASH/EE MEMORY RELIABILITY
CHARACTERISTICS
Endurance9
100,000
Cycles
Data Retention10
100
Years
POWER REQUIREMENTS
Power Supply Voltages
AVDD 3 V Nominal
2.7
3.6
V
AVDD 5 V Nominal
4.75
5.25
V
DVDD 3 V Nominal
2.7
3.6
V
DVDD 5 V Nominal
4.75
5.25
V
5 V Power Consumption
4.75 V < DVDD < 5.25 V, AVDD = 5.25 V
Normal Mode11, 12
DVDD Current
10
mA
Core clock = 1.57 MHz
25
31
mA
Core clock = 12.58 MHz
AVDD Current
180
A
Power-Down Mode11, 12
DVDD Current
40
53
A
TMAX = 85°C; OSC on; TIC on
50
A
TMAX = 125°C; OSC on; TIC on
20
33
A
TMAX = 85°C; OSC off
30
A
TMAX = 125°C; OSC off
AVDD Current
1
A
TMAX = 85°C; OSC on or off
3
A
TMAX = 125°C; OSC on or off
Typical Additional Peripheral
Currents (AIDD and DIDD)
5 V VDD, CD = 3
Primary ADC
1
mA
Auxiliary ADC (ADuC845 Only)
0.5
mA
Power Supply Monitor
30
A
DAC
60
A
DACH/L = 000H
Dual Excitation Current Sources
200
A
200 A each. Can be combined to give 400 A on
a single output.
ALE Off
20
A
PCON.4 = 1 (see Table 6)
WDT
10
A
Footnotes at end of table.
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