Evaluation Kit Hardware
Figure 4-12. Microphone Input
C62
AVDD
100pF
R77
470R
R75
R76
47K
47K
JP14
C6 3
22 u F
AGND
C7 3
22 u F
R7 8
1K
MIC1
S VB6050
R 8 5
1K
R 88
470R
C67
1 u F
C6 8
1 u F
R79
1K
R 8 2
1K
C69
1nF
AGND
R 8 0
1K
R 8 4
1K
C72
1nF
AGND
AVDD
R 8 6
47K
R 8 7
47K
JP15
2
3
MN11
T S 922
IN1-
IN1+
OUT1
VCC
1
8
R 8 1
100R
AVDD
C74
C71
22nF
AGND
B2 BN0 3 K 3 14 S3 00R
TB1
0R
VCC 33
R 83
0R
PB0
AGND
AGND
R90
100K
7
6
OUT2
IN2-
GND
4
100nF
R91
0R
5
IN2+
AGND
DGND
C77
4.7 u F
AGND
R9 3
100K
AGND
JP14 and JP15 should be set
or removed together
4.3.10.2 Headphone Output
The SAM3S-EK evaluation kit supports mono/stereo audio playback driven by a TPA0223 audio ampli-
fier connected to two DAC channels of the microcontroller.
The TPA0223 is a 2W mono Bridge-Tied-Load (BTL) amplifier designed to drive speakers with as low as
4 Ohm impedance. The amplifier can be reconfigured on the fly to drive two stereo Single-Ended (SE)
signals into head phones.
Figure 4-13. Headphone Output
J10
1
2
MN1 3
+5V
B 3
BN0 3 K 3 14 S3 00R
VDD_AMP
3
TPA022 3 DGQ
VDD
RO/MO+
6
C 8 1
220 u F
J11
5 EARJACK
4
C79
1 u F
+ C 8 0
10 u F
C 8 2
100nF
R95
1K
3
2
R97
1K
1
PB1 3
C 8 4
DGND
0.47 u F
AGND
R9 8
33 K
5
RIN
LO/MO-
10
AGND
C 83
220 u F
AGND
JP17
R99
47K
VDD_AMP
TP12
S MD
C 8 5
0.47 u F R100
33 K
1
MONO-IN
S T/MN
7
R101
100K
R102
100K
JP19
R104
47K
S HUTD0WN
2
R10 3
100K
AUDIO_OUTL C 88
0.47 u F
R105
33 K
9
LIN
BYPA SS
GND
4
8
C 8 6
0.47 u F
JP20
C 8 7
1 u F
AGND
AGND
AGND
AGND
( to DAC o u tp u t
connector )
1
S D1
2
PB14
{ 3 ,7}
4-10
11031C–ATARM–30-Mar-11
AUDIO_OUTL
1
S D2
2
SAM3S-EK Development Board User Guide
相关PDF资料
ATSAM3X-EK EVAL KIT FOR SAM3X & SAM3A
ATSTK500 PROGRAMMER AVR STARTER KIT
ATSTK526 KIT STARTER FOR AT90USB82/162
ATSTK600 DEV KIT FOR AVR/AVR32
ATXMEGAB1-XPLD KIT EVAL FOR ATXMEGAB1
AUIR2085S IC DVR HALF-BRDG SELF OSC 8SOIC
AUIRS2003S IC DRVIER HALF-BRIDGE 8SOIC
AUIRS2004S IC DRVIER HALF-BRIDGE 8SOIC
相关代理商/技术参数
ATSAM3S-EK2 功能描述:开发板和工具包 - ARM EVAL KIT SAM3S8 & SAM3SD8 series 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
ATSAM3U 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:AT91 ARM Thumb-based Microcontrollers
ATSAM3U_10 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:AT91ARM Cortex M3-based Microcontrollers
ATSAM3U1CA-AU 功能描述:ARM微控制器 - MCU 64K Flash, 20K SRAM 32-bit ARM Cortex M3 RoHS:否 制造商:STMicroelectronics 核心:ARM Cortex M4F 处理器系列:STM32F373xx 数据总线宽度:32 bit 最大时钟频率:72 MHz 程序存储器大小:256 KB 数据 RAM 大小:32 KB 片上 ADC:Yes 工作电源电压:1.65 V to 3.6 V, 2 V to 3.6 V, 2.2 V to 3.6 V 工作温度范围:- 40 C to + 85 C 封装 / 箱体:LQFP-48 安装风格:SMD/SMT
ATSAM3U1CA-CU 功能描述:ARM微控制器 - MCU 64K Flash, 20K SRAM 32-bit ARM Cortex M3 RoHS:否 制造商:STMicroelectronics 核心:ARM Cortex M4F 处理器系列:STM32F373xx 数据总线宽度:32 bit 最大时钟频率:72 MHz 程序存储器大小:256 KB 数据 RAM 大小:32 KB 片上 ADC:Yes 工作电源电压:1.65 V to 3.6 V, 2 V to 3.6 V, 2.2 V to 3.6 V 工作温度范围:- 40 C to + 85 C 封装 / 箱体:LQFP-48 安装风格:SMD/SMT
ATSAM3U1CB-AU 功能描述:ARM微控制器 - MCU LQFP, Grn, IT, MRL B RoHS:否 制造商:STMicroelectronics 核心:ARM Cortex M4F 处理器系列:STM32F373xx 数据总线宽度:32 bit 最大时钟频率:72 MHz 程序存储器大小:256 KB 数据 RAM 大小:32 KB 片上 ADC:Yes 工作电源电压:1.65 V to 3.6 V, 2 V to 3.6 V, 2.2 V to 3.6 V 工作温度范围:- 40 C to + 85 C 封装 / 箱体:LQFP-48 安装风格:SMD/SMT
ATSAM3U1CB-CU 功能描述:ARM微控制器 - MCU TFBGA, Grn, IT MRL B RoHS:否 制造商:STMicroelectronics 核心:ARM Cortex M4F 处理器系列:STM32F373xx 数据总线宽度:32 bit 最大时钟频率:72 MHz 程序存储器大小:256 KB 数据 RAM 大小:32 KB 片上 ADC:Yes 工作电源电压:1.65 V to 3.6 V, 2 V to 3.6 V, 2.2 V to 3.6 V 工作温度范围:- 40 C to + 85 C 封装 / 箱体:LQFP-48 安装风格:SMD/SMT
ATSAM3U1EA-AU 功能描述:ARM微控制器 - MCU 64K Flash, 20K SRAM 32-bit ARM Cortex M3 RoHS:否 制造商:STMicroelectronics 核心:ARM Cortex M4F 处理器系列:STM32F373xx 数据总线宽度:32 bit 最大时钟频率:72 MHz 程序存储器大小:256 KB 数据 RAM 大小:32 KB 片上 ADC:Yes 工作电源电压:1.65 V to 3.6 V, 2 V to 3.6 V, 2.2 V to 3.6 V 工作温度范围:- 40 C to + 85 C 封装 / 箱体:LQFP-48 安装风格:SMD/SMT