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參數(shù)資料
型號(hào): AT89EB5114-TGSIL
廠(chǎng)商: Atmel
文件頁(yè)數(shù): 34/86頁(yè)
文件大?。?/td> 0K
描述: IC 8051 MCU FLASH 4K 20SOIC
產(chǎn)品培訓(xùn)模塊: MCU Product Line Introduction
標(biāo)準(zhǔn)包裝: 38
系列: 89EB
核心處理器: 8051
芯體尺寸: 8-位
速度: 40MHz
外圍設(shè)備: POR,PWM,WDT
輸入/輸出數(shù): 11
程序存儲(chǔ)器容量: 4KB(4K x 8)
程序存儲(chǔ)器類(lèi)型: 閃存
EEPROM 大?。?/td> 256 x 8
RAM 容量: 256 x 8
電壓 - 電源 (Vcc/Vdd): 3 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 6x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 20-SOIC(0.295",7.50mm 寬)
包裝: 管件
產(chǎn)品目錄頁(yè)面: 616 (CN2011-ZH PDF)
4
AT89/83EB5114
4311C–8051–02/08
Pin Description
SO20
SO24
Mnemonic
Type
Name and Function
12
14
VSS
Power
Ground: 0V reference
18
22
Vssa
Power
Analog Ground: 0V reference for analog part
11
13
VCC
Power
Power Supply: This is the power supply voltage for normal, idle and power-down operation.
19
23
Vcca
Power
Analog Power Supply: This is the power supply voltage for analog part
This pin must be connected to power supply.
20
24
VREF
Analog VREF: A/D converter positive reference input, output of the internal voltage reference
14
17
XTAL1
I
Input to the inverting oscillator amplifier and input to the internal clock generator circuit
15
18
XTAL2
O
Output from the inverting oscillator amplifier. This pin can’t be connected to the ground.
17
20
R
Analog Resistor Input for the precision RC oscillator
16
19
C
Analog Capacitor Input for the precision RC oscillator
13
15
RST
I/O
Reset input with integrated pull-up
A low level on this pin for two machine cycles while the oscillator is running, resets the device.
P3.0-P3.7
I/O
Port 3: Port 3 is an 8-bit programmable I/O port with internal pull-ups. See “Port Types” on
page 32. for a description of I/O ports.
Port 3 also serves the special features of the 80C51 family, as listed below.
10
11
I/O
W0M0 (P3.0): External I/O for PWMU 0 module 0
9
10
I/O
W0M1 (P3.1): External I/O for PWMU 0 module 1
8
9
I/O
INT0 (P3.2): External interrupt 0
5
I/O
W0M2 / AIN4 (P3.3): External I/O for PWMU 0 module 2. P3.3 is also an input of the analog to
digital converter.
6
I/O
T0 / AIN5(P3.4): Timer 0 external input. P3.4 is also an input of the analog to digital converter.
7
8
I/O
W1M0 (P3.5): External I/O for PWMU 1 module 0, can also be used to output the external
clocking signal
P4.0-P4.3
I/O
Port 4: Port 4 is an 4-bit programmable I/O port with internal pull-ups. See “Port Types” on
page 32. for a description of I/O ports.
Port 4 is also the input port of the Analog to digital converter
1
I/O
AIN0 (P4.0): A/D converter input 0
W0CI: Count input of PWMU0
2
I/O
AIN1 (P4.1): A/D converter input 1
T1: Timer 1 external input
3
I/O
AIN2 (P4.2): A/D converter input 2
W1CI: Count input of PWMU1
4
I/O
AIN3 (P4.3): A/D converter input 3, programmable gain
INT1: External interrupt 1
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