产品规格确认书
| Approved by 客户签名栏 | 客户签名 |
| Project Name&Item 产品名称及编号 | 手握心率芯片 SH601-SOP20 |
| Working Voltage 工作电压 | 2.4V—5.5V |
| Enable“H”or“L”备注说明（请选择） | □ DICE版 ■ SOP20版 |
Picture 产品样片 |
|
| Version 版本 | V1.1 |
注：仅供参考！以实际样品功能为准！
注：可以根据客户要求对本产品模组改版及重新设计，本公司将以合理的价格，极高的性价比为客户朋友提供成品模组，新技术带给您产品新的品质和新的竞争力。详情请具体来电垂询!
General Description
SH601 is a chip dedicates to detect the heart-rate signal from human body.
SH601芯片原理是通过电极检测人体心跳产生的皮肤上的生物电流，需三点接触，当心脏跳动产生微电压信号，通过芯片内部对微弱信号进行采集滤波放大等信号处理，然后芯片输出同心脏跳动一致的电脉冲，外部设备可以利用这个脉冲进行计算得到心率值。
Features
Standy-by current less then 10uA
Supply voltage 2.4V ~ 5.5V
Hand-holding detect function
2 chip enable pin (LEN,HEN) can be use
Absolute maximum ratings
Parameter | Symbol | Rating | Unit |
DC Supply Voltage | Vdd | -0.3 ~ 5.5 | V |
Input Voltage Range | Vin | Vss-0.2 ~ Vdd+0.2 | V |
Operating Temperature | Topr | 0 ~ +70 | ℃ |
Storage Temperature | Tstg | -50 ~ 125 | ℃ |
Electrical Characteristics
Parameter | Symbol | Min. | Tpy. | Max. | Unit | Conditions |
Operating Voltage | Vdd | 2.4 | 5.5 | V | ||
Operating current | Iop | 0.5 | 1 | mA | Vdd=3.0V | |
Satand-by current | Istd | 2uA | 10 | uA | Vdd=3.0V | |
Output driving current | Ioh | 300 | uA | Vdd=3.0V Voh=2.4V | ||
Output sink Current | Iol | 1.0 | mA | Vdd=3.0V Vol=0.8V |
Pin Descriptions
No. | Name | Descriptions |
1 | A5IP | Analog OP5 input pin + |
2 | A4O | Analog OP4 output pin |
3 | A4IP | Analog OP4 input pin + |
4 | A4IN | Analog OP4 input pin－ |
5 | A3O | Analog OP3 output pin |
6 | A2O | Analog OP2 output pin |
7 | A2IN | Analog OP2 input pin－ |
8 | A1O | Analog OP1 output pin |
9 | A1IN | Analog OP1 input pin－ |
10 | A1IP | Analog OP1 input pin + |
11 | COM1 | Internal bias1 |
12 | BIAS | BIAS voltage for Hand-holding detect |
13 | HEN | Chip High enable pin |
14 | LEN | Chip Low enable pin |
15 | OUT | Pulse output pin |
16 | VDD | Power pin |
17 | GND | Ground pin |
18 | CAP | Cap for output pulse width to regulate |
19 | COM2 | Internal bias2 |
20 | A5IN | Analog OP5 input pin－ |
SOP20 Pin Descriptions
Application Circuit
电池或线性电源建议用此电路：
跑步机开关电源建议用此电路：
