参数资料
型号: ATICE50POD
厂商: Atmel
文件页数: 28/73页
文件大小: 0K
描述: REPLACEMENT POD FOR ICE40,ICE50
标准包装: 1
附件类型: POD 替代套件
适用于相关产品: AVR ICE40 和 ICE50
产品目录页面: 615 (CN2011-ZH PDF)
General Description
3.5.3
3.5.4
Analog Comparator
A/D Converter
The Analog Comparator is built around a high speed comparator and a CMOS output
buffer/voltage converter. Figure 3-20 shows the Analog Comparator block diagram. The
total propagation delay from the AIN0 and AIN1 pins to the internal ACO signal is typi-
cally 90ns, max 210ns. For parts, the total propagation delay from the AIN0 and AIN1
pins to the internal ACO signal is typically 500 ns, max 750 ns.
The comparator features an internal hysteresis of typical 1 mV, max 4 mV @ 25 ° C to
ensure clean switching.
Figure 3-20. Analog Comparator Block Diagram
ANALOG COMPARATOR
1.2V
ACBG
ACD
AIN0
+
ACO
-
100R
AIN1
ACME
ADEN
ADC Multiplexer
Output
The block diagram of the ICE50 AD converter is shown in Figure 3-21.
Figure 3-21. ICE50 AD Converter
ADC7
ADC6
ADC5
ADC4
ADC3
ADC2
ADC1
ADC0
330 ?
330 ?
330 ?
330 ?
330 ?
330 ?
330 ?
330 ?
Pos
Input
Mux
V CC
V CC
1.2V
A/D Converter
ADC Multiplexer Output
1x/10x/100x
+
10K
-
ref
10K
1x/2x
+
- ref
10-bit ADC
Vin
Q[0..9]
Vref
Neg
Input
Mux
ADMUX Decoder
+
-
10K
10K
+
-
Vref
2
AVCC
Aref
330 ?
330 ?
2.5V
Voltage
Aref Out Reference
Selection
3-14
2523A–AVR–11/02
ICE50 User Guide
相关PDF资料
PDF描述
ATQT600IB BOARD INTERFACE ATQT600IB
ATSTK1000 KIT STARTER FOR AVR32AP7000
ATSTK501 ADAPTER KIT FOR 64PIN AVR MCU
ATSTK502 MOD EXPANSION AVR STARTER 500
ATSTK503 STARTER KIT AVR EXP MODULE 100P
相关代理商/技术参数
参数描述
ATICE50PROBE 功能描述:处理器配件 ICE50 PROBE INC. FLEX CABLES RoHS:否 制造商:Olimex Ltd. 产品:Cable 用于:
ATIHCTV5 制造商:Atrix International 功能描述:HCTV Series High Capacity ESD-Safe Vacuum - 5-Gallon Capacity
ATIHCTV5CT 制造商:Atrix International 功能描述:HCTV Series High Capacity ESD-Safe HEPA Vacuum - 5 Gallon Capacity
ATII04V 制造商:APEM 功能描述: 制造商:APEM 功能描述:Trinary DIP Switch
ATIO1-XPRO 功能描述:开发板和工具包 - ARM Xplained Pro I/O eval add-on wing RoHS:否 制造商:Arduino 产品:Development Boards 工具用于评估:ATSAM3X8EA-AU 核心:ARM Cortex M3 接口类型:DAC, ICSP, JTAG, UART, USB 工作电源电压:3.3 V