參數(shù)資料
型號(hào)： ADUC7025BSTZ62-RL
廠商： Analog Devices Inc
文件頁(yè)數(shù)： 21/104頁(yè)
文件大?。?/td> 0K
描述： IC MCU 12BIT 1MSPS UART 64-LQFP
標(biāo)準(zhǔn)包裝： 1,500
系列： MicroConverter® ADuC7xxx
核心處理器： ARM7
芯體尺寸： 16/32-位
速度： 44MHz
連通性： EBI/EMI，I²C，SPI，UART/USART
外圍設(shè)備： PLA，PWM，PSM，溫度傳感器，WDT
輸入/輸出數(shù)： 30
程序存儲(chǔ)器容量： 64KB（32K x 16）
程序存儲(chǔ)器類(lèi)型： 閃存
RAM 容量： 2K x 32
電壓 - 電源 (Vcc/Vdd)： 2.7 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器： A/D 12x12b
振蕩器型： 內(nèi)部
工作溫度： -40°C ~ 125°C
封裝/外殼： 64-LQFP
包裝： 帶卷 (TR)
Data Sheet
ADuC7019/20/21/22/24/25/26/27/28/29
Rev. F | Page 23 of 104
Table 11. Pin Function Descriptions (ADuC7019/ADuC7020/ADuC7021/ADuC7022)
Pin No.
7019/7020
7021
7022
Mnemonic
Description
38
37
36
ADC0
Single-Ended or Differential Analog Input 0.
39
38
37
ADC1
Single-Ended or Differential Analog Input 1.
40
39
38
ADC2/CMP0
Single-Ended or Differential Analog Input 2/Comparator Positive Input.
1
40
39
ADC3/CMP1
Single-Ended or Differential Analog Input 3 (Buffered Input on ADuC7019)/
Comparator Negative Input.
2
1
40
ADC4
Single-Ended or Differential Analog Input 4.
2
1
ADC5
Single-Ended or Differential Analog Input 5.
3
2
ADC6
Single-Ended or Differential Analog Input 6.
4
3
ADC7
Single-Ended or Differential Analog Input 7.
4
ADC8
Single-Ended or Differential Analog Input 8.
5
ADC9
Single-Ended or Differential Analog Input 9.
3
5
6
GNDREF
Ground Voltage Reference for the ADC. For optimal performance, the
analog power supply should be separated from IOGND and DGND.
4
6
DAC0/ADC12
DAC0 Voltage Output/Single-Ended or Differential Analog Input 12.
5
7
DAC1/ADC13
DAC1 Voltage Output/Single-Ended or Differential Analog Input 13.
6
DAC2/ADC14
DAC2 Voltage Output/Single-Ended or Differential Analog Input 14.
7
DAC3/ADC15
DAC3 Voltage Output on ADuC7020. On the ADuC7019, a 10 nF capacitor
must be connected between this pin and AGND/Single-Ended or
Differential Analog Input 15 (see Figure 53).
8
7
TMS
Test Mode Select, JTAG Test Port Input. Debug and download access.
This pin has an internal pull-up resistor to IOVDD. In some cases, an external
pull-up resistor (~100K) is also required to ensure that the part does not
enter an erroneous state.
9
8
TDI
Test Data In, JTAG Test Port Input. Debug and download access.
10
9
BM/P0.0/CMPOUT/PLAI[7]
Multifunction I/O Pin. Boot Mode (BM). The ADuC7019/20/21/22 enter
serial download mode if BM is low at reset and execute code if BM is
pulled high at reset through a 1 k resistor/General-Purpose Input and
Output Port 0.0/Voltage Comparator Output/Programmable Logic Array
Input Element 7.
11
10
P0.6/T1/MRST/PLAO[3]
Multifunction Pin. Driven low after reset. General-Purpose Output Port 0.6/
Timer1 Input/Power-On Reset Output/Programmable Logic Array Output
Element 3.
12
11
TCK
Test Clock, JTAG Test Port Input. Debug and download access. This pin has
an internal pull-up resistor to IOVDD. In some cases an external pull-up
resistor (~100K) is also required to ensure that the part does not enter an
erroneous state.
13
12
TDO
Test Data Out, JTAG Test Port Output. Debug and download access.
14
13
IOGND
Ground for GPIO (see Table 78). Typically connected to DGND.
15
14
IOVDD
3.3 V Supply for GPIO (see Table 78) and Input of the On-Chip Voltage
Regulator.
16
15
LVDD
2.6 V Output of the On-Chip Voltage Regulator. This output must be
connected to a 0.47 F capacitor to DGND only.
17
16
DGND
Ground for Core Logic.
18
17
P0.3/TRST/ADCBUSY
General-Purpose Input and Output Port 0.3/Test Reset, JTAG Test Port Input/
ADCBUSY Signal Output.
19
18
RST
Reset Input, Active Low.
20
19
IRQ0/P0.4/PWMTRIP/PLAO[1]
Multifunction I/O Pin. External Interrupt Request 0, Active High/General-
Purpose Input and Output Port 0.4/PWM Trip External Input/Programmable
Logic Array Output Element 1.
21
20
IRQ1/P0.5/ADCBUSY/PLAO[2]
Multifunction I/O Pin. External Interrupt Request 1, Active High/General-
Purpose Input and Output Port 0.5/ADCBUSY Signal Output/Programmable
Logic Array Output Element 2.
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