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参数资料
| 型号： | MAX2121ETI+T |
| 厂商： | Maxim Integrated |
| 文件页数： | 13/19页 |
| 文件大小： | 0K |
| 描述： | IC RF L-BAND TUNER 28TQFN |
| 标准包装： | 2,500 |
| 功能： | 调谐器 |
| 频率： | 925MHz ~ 2.175GHz |
| RF 型： | L 频带 |
| 次要属性： | 直接转换 |
| 封装/外壳： | 28-WFQFN 裸露焊盘 |
| 包装： | 带卷 (TR) |
Complete Direct-Conversion L-Band Tuner
Table 11. Control Register (Address: 0x09)
BIT NAME
BIT LOCATION (0 = LSB)
DEFAULT
FUNCTION
Software standby control.
0 = Normal operation.
STBY
7
0
1 = Disables the signal path and frequency synthesizer leaving only the
2-wire bus, crystal oscillator, XTALOUT buffer, and XTALOUT buffer divider
active.
X
PWDN
X
6
5
4
X
0
X
Don ’t care.
Factory use only.
0 = Normal operation; other value is not tested.
Don ’t care.
Baseband gain setting (1dB typical per step).
BBG[3:0]
3 –0
0000
0000 = Minimum gain (0dB, default).
…
1111 = Maximum gain (15dB typical).
Table 12. Shutdown Register (Address: 0x0A)
BIT NAME
X
BIT LOCATION (0 = LSB)
7
DEFAULT
X
Don ’t care.
FUNCTION
PLL enable.
PLL
6
0
0 = Normal operation.
1 = Shuts down the PLL. Value not tested.
Divider enable.
DIV
5
0
0 = Normal operation.
1 = Shuts down the divider. Value not tested.
VCO enable.
VCO
4
0
0 = Normal operation.
1 = Shuts down the VCO. Value not tested.
Baseband enable.
BB
3
0
0 = Normal operation.
1 = Shuts down the baseband. Value not tested.
RF mixer enable.
RFMIX
2
0
0 = Normal operation.
1 = Shuts down the RF mixer. Value not tested.
RF VGA enable.
RFVGA
1
0
0 = Normal operation.
1 = Shuts down the RF VGA. Value not tested.
Front-end enable.
FE
0
0
0 = Normal operation.
1 = Shuts down the front-end. Value not tested.
13
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| MAX2121EVKIT# | 功能描述:射频开发工具 MAX2121 Eval Kit RoHS:否 制造商:Taiyo Yuden 产品:Wireless Modules 类型:Wireless Audio 工具用于评估:WYSAAVDX7 频率: 工作电源电压:3.4 V to 5.5 V |
| MAX212C/D | 功能描述:RS-232接口集成电路 +3V Powered Low-Power True RS-232 Transceiver RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
| MAX212CAG | 功能描述:RS-232接口集成电路 RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
| MAX212CAG+ | 功能描述:RS-232接口集成电路 3V True RS-232 Transceiver RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
| MAX212CAG+T | 功能描述:RS-232接口集成电路 3V True RS-232 Transceiver RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
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