参数资料
型号: ADUC812BSZ
厂商: Analog Devices Inc
文件页数: 54/57页
文件大小: 0K
描述: IC ADC 12BIT MULTICH MCU 52-MQFP
产品培训模块: Process Control
标准包装: 1
系列: MicroConverter® ADuC8xx
核心处理器: 8052
芯体尺寸: 8-位
速度: 16MHz
连通性: I²C,SPI,UART/USART
外围设备: PSM,温度传感器,WDT
输入/输出数: 34
程序存储器容量: 8KB(8K x 8)
程序存储器类型: 闪存
EEPROM 大小: 640 x 8
RAM 容量: 256 x 8
电压 - 电源 (Vcc/Vdd): 2.7 V ~ 5.5 V
数据转换器: A/D 8x12b,D/A 2x12b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 52-QFP
包装: 托盘
产品目录页面: 738 (CN2011-ZH PDF)
REV.
ADuC812
–6–
52-Lead MQFP
52 51 50 49 48
43 42 41 40
47 46 45 44
14 15 16 17 18 19 20 21 22 23 24 25 26
1
2
3
4
5
6
7
8
9
10
13
12
11
39
38
37
36
35
34
33
32
31
30
29
28
27
PIN 1
IDENTIFIER
TOP VIEW
(Not to Scale)
P0.7/AD7
P0.6/AD6
P0.5/AD5
P0.4/AD4
DV
DD
DGND
P0.3/AD3
P0.2/AD2
P0.1/AD1
P0.0/AD0
ALE
PSEN
EA
P1.0/ADC0/T2
P1.1/ADC1/T2EX
P1.2/ADC2
P1.3/ADC3
AVDD
AGND
CREF
VREF
DAC0
DAC1
P1.4/ADC4
P1.5/ADC5/
SS
P1.6/ADC6
P2.7/A15/A23
P2.6/A14/A22
P2.5/A13/A21
P2.4/A12/A20
DGND
DVDD
XTAL2
XTAL1
P2.3/A11/A19
P2.2/A10/A18
P2.1/A9/A17
P2.0/A8/A16
SDATA/MOSI
P1.7/ADC7
RESET
P3.0/RxD
P3.1/TxD
P3.2/
INT0
P3.3/
INT1
/MISO
DV
DD
DGND
P3.4/T0
P3.5/T1/
CONVST
P3.7/
RD
SCLOCK
P3.6/
WR
ADuC812
ABSOLUTE MAXIMUM RATINGS
*
(TA = 25°C, unless otherwise noted.)
AVDD to DVDD . . . . . . . . . . . . . . . . . . . . . . –0.3 V to +0.3 V
AGND to DGND . . . . . . . . . . . . . . . . . . . . –0.3 V to +0.3 V
DVDD to DGND, AVDD to AGND . . . . . . . . . –0.3 V to +7 V
Digital Input Voltage to DGND . . . –0.3 V to DVDD + 0.3 V
Digital Output Voltage to DGND . . –0.3 V to DVDD + 0.3 V
VREF to AGND . . . . . . . . . . . . . . . . . –0.3 V to AVDD + 0.3 V
Analog Inputs to AGND . . . . . . . . . . –0.3 V to AVDD + 0.3 V
Operating Temperature Range Industrial (B Version)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40°C to +85°C
CAUTION
ESD (electrostatic discharge) sensitive device. Electrostatic charges as high as 4000 V readily
accumulate on the human body and test equipment and can discharge without detection. Although
the ADuC812 features proprietary ESD protection circuitry, permanent damage may occur on
devices subjected to high energy electrostatic discharges. Therefore, proper ESD precautions are
recommended to avoid performance degradation or loss of functionality.
56-Lead LFCSP
PIN 1
INDENTIFIER
ADuC812
TOP VIEW
(Not to Scale)
P1.1/ADC1/ T2EX
P1.2/ADC2
P1.3/ADC3
1
2
3
4
5
6
7
8
9
11
12
13
18
19
20
21
22
25
10
14
15
16
17
23
24
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
AVDD
AGND
CREF
VREF
DAC0
DAC1
P1.4/ADC4
P1.5/ADC5/
SS
P1.6
/ADC6
AGND
P1.7
/ADC7
RESET
P3.0
/RXD
P3.1
/TXD
P2.7/A15/A23
P2.6/A14/A22
P2.5/A13/A21
P2.4/A12/A20
DVDD
XTAL2
XTAL1
DGND
P2.3/A11/A19
P2.2/A10/A18
P2.1/A9/A17
P2.0/A8/A16
SDATA/ MOSI
SCLOCK
P3.7
/RD
P3.6
/WR
P3.5
/T
1
/CONVST
P3.4
/T
0
DGND
DV
DD
P3.3
/INT1
/MISO
P3.2
/INT0
P1.0
/ADC0
/T
2
P0.7
/AD7
P0.6
/AD6
P0.5
/AD5
P0.4
/AD4
DV
DD
DGND
P0.3
/AD3
P0.2
/AD2
P0.1
/AD1
P0.0
/AD0
ALE
PSEN
EA
PIN CONFIGURATIONS
Storage Temperature Range . . . . . . . . . . . . –65°C to +150°C
Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . . . 150°C
θ
JA Thermal Impedance . . . . . . . . . . . . . . . . . . . . . . . 90°C/W
Lead Temperature, Soldering
Vapor Phase (60 sec) . . . . . . . . . . . . . . . . . . . . . . . . 215°C
Infrared (15 sec) . . . . . . . . . . . . . . . . . . . . . . . . . . . 220°C
*Stresses above those listed under Absolute Maximum Ratings may cause perma-
nent damage to the device. This is a stress rating only; functional operation of the
device at these or any other conditions above those listed in the operational
sections of this specification is not implied. Exposure to absolute maximum rating
conditions for extended periods may affect device reliability.
F
Exposed Pad. For the LFCSP, the exposed pad must
be soldered and left unconnected.
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