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图片源于供应商或网络,实物可能存在差异,请以实物为准

efr32mr21a020f512im32-c

数量

单价

总价

¥ 382.763378

10+

¥ 305.538369

¥ 3055.38369

25+

¥ 283.687519

¥ 7092.187975

100+

¥ 256.327268

¥ 25632.7268

250+

¥ 236.530773

¥ 59132.69325

500+

¥ 226.912664

¥ 113456.332

1000+

¥ 222.803957

¥ 222803.957

2450+

¥ 220.749604

¥ 540836.5298

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购买数量

总价金额：￥ 382.763378

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样品申购

详细描述：IC RF TxRx + MCU 802.15.4，蓝牙蓝牙，Zigbee® 2.4GHz 32-VFQFN 祼焊盘

产品参数

产品属性	属性值
GPIO	20
串行接口	GPIO，HCI，I2S，IrDA，PWM，SPI，UART，USART
供应商器件封装	32-QFN（4x4）
制造商	Silicon Labs
功率 - 输出	20dBm
包装	托盘
协议	蓝牙，Zigbee®
存储容量	512kB 闪存，64kB RAM
安装类型	表面贴装型
封装、外壳	32-VFQFN 祼焊盘
射频系列、标准	802.15.4，蓝牙
工作温度	-40°C ~ 125°C（TA）
数据速率（最大值）	2Mbps
灵敏度	-105dBm
电压 - 供电	1.71V ~ 3.8V
电流 - 传输	9.9mA ~ 186.5mA
电流 - 接收	8.8mA ~ 9.8mA
类型	TxRx + MCU
系列	EFR32MG21
调制	DSSS，GFSK，O-QPSK
零件状态	在售
频率	2.4GHz

PDF描述： IC RF TxRx + MCU 802.15.4，蓝牙蓝牙，Zigbee® 2.4GHz 32-VFQFN 祼焊盘

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CONNECT:[ UseTime:0.000711s ] mysql:host=127.0.0.1;port=3306;dbname=ic72com;charset=utf8
SHOW FULL COLUMNS FROM `visit_log` [ RunTime:0.003758s ]
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SHOW FULL COLUMNS FROM `product_type` [ RunTime:0.002298s ]
SELECT `id`,`typeid`,`name`,`typestr` FROM `product_type` WHERE `id` NOT IN (11,12,13,14,15) AND `id` <= 750 [ RunTime:0.003269s ]
SHOW FULL COLUMNS FROM `o_cart` [ RunTime:0.002517s ]
SELECT COUNT(*) AS think_count FROM `o_cart` WHERE ( `userId` = 0 AND `visitIP` = '216.73.216.149' ) [ RunTime:0.000507s ]
SHOW FULL COLUMNS FROM `ad` [ RunTime:0.001150s ]
SELECT * FROM `ad` WHERE `isDisplay` = 1 [ RunTime:0.000386s ]
SHOW FULL COLUMNS FROM `stock` [ RunTime:0.001355s ]
SELECT `s`.*,`u`.`company`,`t`.`name` FROM `stock` `s` LEFT JOIN `user` `u` ON `u`.`id`=`s`.`userid` LEFT JOIN `product_type` `t` ON `t`.`id`=`s`.`categoryid` WHERE `s`.`id` = '71611709' LIMIT 1 [ RunTime:0.000596s ]
SHOW FULL COLUMNS FROM `stock_pra` [ RunTime:0.001041s ]
SELECT * FROM `stock_pra` WHERE `stockid` = 71611709 [ RunTime:0.000335s ]
SHOW FULL COLUMNS FROM `stock_price` [ RunTime:0.001129s ]
SELECT * FROM `stock_price` WHERE `stockid` = 71611709 ORDER BY `minOrder` ASC [ RunTime:0.000734s ]
SHOW FULL COLUMNS FROM `stock_unitquantity` [ RunTime:0.001055s ]
SELECT * FROM `stock_unitquantity` WHERE `stockid` = 71611709 ORDER BY `unit` DESC [ RunTime:0.000353s ]
SHOW FULL COLUMNS FROM `stock_warehousequantity` [ RunTime:0.001842s ]
SELECT * FROM `stock_warehousequantity` WHERE `stockid` = 71611709 [ RunTime:0.000308s ]
SELECT `name` FROM `product_type` WHERE `id` = 0 LIMIT 1 [ RunTime:0.000232s ]
SELECT * FROM `stock_price` WHERE `stockid` = 71611709 ORDER BY `minOrder` ASC [ RunTime:0.000385s ]
CONNECT:[ UseTime:0.000409s ] mysql:host=127.0.0.1;port=3306;dbname=ic72com_pdf;charset=utf8
select * from pdf where partno='efr32mr21a020f512im32-c' and brandshort='silicon labs' limit 1 [ RunTime:0.001591s ]
SHOW FULL COLUMNS FROM `stock_product_overview` [ RunTime:0.002327s ]
SELECT `memo` FROM `stock_product_overview` WHERE `icName` = 'efr32mr21a020f512im32-c' LIMIT 1 [ RunTime:0.000555s ]
SHOW FULL COLUMNS FROM `pdf` [ RunTime:0.001498s ]
SELECT `id`,`partno`,`note`,`note_cn` FROM `pdf` WHERE `partno` = 'efr32mr21a020f512im32-c' LIMIT 1 [ RunTime:0.000609s ]
SHOW FULL COLUMNS FROM `stock_pra_lib` [ RunTime:0.001326s ]
SELECT `pra` FROM `stock_pra_lib` WHERE ( ( `partno` = 'efr32mr21a020f512im32-c' OR `brand` LIKE 'silicon labs%' ) ) LIMIT 1 [ RunTime:0.000750s ]
SELECT `id` FROM `stock` WHERE `id` <> 71611709 AND `partno` = 'efr32mr21a020f512im32-c' AND `lockUser` = 0 AND ( LOWER(brand) LIKE '%silicon labs%' ) [ RunTime:0.002300s ]
SELECT * FROM `stock_pra` WHERE `stockid` = 13244051 [ RunTime:0.000988s ]
SELECT `note` FROM `stock` WHERE `id` = 13244051 LIMIT 1 [ RunTime:0.000279s ]
SELECT `description` FROM `stock` WHERE `id` = 13244051 LIMIT 1 [ RunTime:0.000232s ]
SHOW FULL COLUMNS FROM `icreplace` [ RunTime:0.001200s ]
SELECT `r`.*,`b`.`brandshort`,`b`.`brandcn` FROM `icreplace` `r` LEFT JOIN `stock_brand` `b` ON `b`.`id`=`r`.`icbrandid` WHERE `r`.`partno` = 'efr32mr21a020f512im32-c' ORDER BY `r`.`id` DESC LIMIT 5 [ RunTime:0.000456s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `categoryid` = 0 AND ( `partno` > 'efr32mr21a020f512im32-c' ) ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.004924s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `status` = 3 ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.001172s ]

0.193747s

efr32mr21a020f512im32-c

购买数量

总价金额： ￥ 382.763378

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详细描述：IC RF TxRx + MCU 802.15.4，蓝牙 蓝牙，Zigbee® 2.4GHz 32-VFQFN 祼焊盘

产品参数

PDF描述： IC RF TxRx + MCU 802.15.4，蓝牙 蓝牙，Zigbee® 2.4GHz 32-VFQFN 祼焊盘

产品概述

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总价金额：￥ 382.763378

详细描述：IC RF TxRx + MCU 802.15.4，蓝牙蓝牙，Zigbee® 2.4GHz 32-VFQFN 祼焊盘

PDF描述： IC RF TxRx + MCU 802.15.4，蓝牙蓝牙，Zigbee® 2.4GHz 32-VFQFN 祼焊盘