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Modifications
reserved
|Data subject not change without notice
|
Printed
in
Germany
Document number: BST
-
BM
E680
-
DS
00
1
-
0
0
Revision_1.
0
_0
7
201
7
Bosch Sensortec | BME680 Datasheet 1 | 50
BME680
低功耗气体,压力,温湿度传感器
BM
E680
–
Datasheet
Document revision
1.
0
Document release date
July
201
7
Document number
BST
-
BME680
-
DS
00
1
-
0
0
Technical reference code(s)
1 277 340 511
Notes
Data
and descriptions
in this document are
su
bject to change without
notice. P
roduct photos and pictures are for illustration purposes only and
may differ from the
real product appearance.

Bosch Sensortec
|
BME680
Da
tasheet
2
|
49
Modifications
reserved
|Data subject not change without notice
|
Printed
in
Germany
Document number: BST
-
BM
E680
-
DS
00
1
-
0
0
Revision_1.
0
_0
7
201
7
BME680
低功耗气体,压力,温度&湿度传感器
BME680 是一个数字 4- 1 传感器与气体,湿度,压力和温度测量的基础上证明传感原理。传感器模块是住在一个非常紧
凑的 metal-lid LGA 包的足迹只有 3.0×3.0 毫米²最大高度为 1.00 毫米(0.93±0.07 毫米)。它的小尺寸和低功耗使集成在
电池供电或频率耦合设备,如手机或可穿戴设备。
典型的应用
•室内空气质量
•家庭自动化和控制
•物联网
•天气预报
•GPS 增强(例如首次定位时间改进、航迹推算、坡度检测)
•室内导航(楼层检测、电梯检测变化)
•户外导航、休闲和体育应用
•垂直速度指示(上升/下降速度)
目标设备
•手机、平板电脑、GPS 设备等手持设备
•这套
•家庭气象站
•智能手表
•导航系统
•游戏,比如会飞的玩具
•物联网设备

Bosch Sensortec
|
BME680
Da
tasheet
3
|
49
Modifications
reserved
|Data subject not change without notice
|
Printed
in
Germany
Document number: BST
-
BM
E680
-
DS
00
1
-
0
0
Revision_1.
0
_0
7
201
7
关键特性
•
封装
3.0 mm x 3.0 mm x 0.93 mm 金属盖 LGA
•
数字接口
I²C(3.4 兆赫)和 SPI(3 和 4 线,10 MHz)
•电源电压
VDD 主电源电压范围:1.71 V 到 3.6 V
VDDIO 接口电压范围:1.2 V 到 3.6 V
•
电流消耗
2.1µA 1 Hz 湿度和温度
3.1
µ
A 1 Hz 压力和温度
3.7
µ
A 1 Hz 湿度、压力和温度
压力/湿度/温度/气体为 0.09-12 mA,具体取决于工作模式
0.15µA 睡眠模式
• 工作范围
-40‒+85 °C, 0‒100% r.H., 300‒1100 hPa
• 单独的湿度、压力和气体传感器可以独立启用/禁用
•
产品符合 RoHS,无卤素,MSL1
气体传感器的关键参数
• 响应时间 (
33
−
63%
) < 1 s (新传感器)
•
超低功耗模式下功耗< 0.1 mA
• 输出数据处理直接输出室内空气质量(IAQ)指标
湿度传感器关键参数
•
响应时间 (
0
−
63%
) ~8 s
•
精度公差 ±3% r.H.
• 滞后 ±1.5% r.H.
压力传感器的关键参数
•
rms 噪声 0.12 Pa,相当于 1.7 cm
• 偏移温度系数±1.3 Pa/K,在 1°C 温度变化时,可达±10.9 cm

Bosch Sensortec
|
BME680
Da
tasheet
4
|
49
Modifications
reserved
|Data subject not change without notice
|
Printed
in
Germany
Document number: BST
-
BM
E680
-
DS
00
1
-
0
0
Revision_1.
0
_0
7
201
7
目录
低功耗气体,压力,温度&湿度传感器
..............................................................................................................................
2
关键特性
.............................................................................................................................................................................
3
气体传感器的关键参数
.....................................................................................................................................................
3
湿度传感器关键参数
.........................................................................................................................................................
3
压力传感器的关键参数
.....................................................................................................................................................
3
1.
规范
.........................................................................................................................................................................................
6
1.1 通用电气规范
....................................................................................................................................................................
6
1.2 气体传感器规格
...............................................................................................................................................................
7
1.3 湿度传感器规范
...............................................................................................................................................................
9
1.4 压力传感器规范
.............................................................................................................................................................
10
1.5 温度传感器规范
.............................................................................................................................................................
11
2. 绝对最大额定参数
..............................................................................................................................................................
12
3. 传感器的使用
......................................................................................................................................................................
13
3.1 传感器的模式
.................................................................................................................................................................
13
3.2 传感器配置
....................................................................................................................................................................
14
3.2.1 快速启动
......................................................................................................................................................................
14
3.2.2 传感器配置流程
.........................................................................................................................................................
15
3.3 测量流程
........................................................................................................................................................................
16
3.3.1 温度测量,测温
..........................................................................................................................................................
16
3.3.2 压力测量
.....................................................................................................................................................................
16
3.3.3 湿度测量
.....................................................................................................................................................................
16
3.3.4 IIR 滤波器
....................................................................................................................................................................
17
3.3.5 气体传感器加热和测量
.............................................................................................................................................
17
3.4 数据读取
........................................................................................................................................................................
18
3.4.1 气体电阻读出
..............................................................................................................................................................
18
3.5 输出补偿
........................................................................................................................................................................
18
4.软件和用例
...........................................................................................................................................................................
20
5. 全局内存映射和寄存器描述
..............................................................................................................................................
23
6. 数字接口
..............................................................................................................................................................................
34
7. 输出引脚与连接图
..............................................................................................................................................................
40

Bosch Sensortec
|
BME680
Da
tasheet
5
|
49
Modifications
reserved
|Data subject not change without notice
|
Printed
in
Germany
Document number: BST
-
BM
E680
-
DS
00
1
-
0
0
Revision_1.
0
_0
7
201
7
8. 法律免责声明
......................................................................................................................................................................
47
9. 文件历史和修改
..................................................................................................................................................................
48
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