Dialog- ST -TI - Nordic 主流蓝牙芯片参数对比
|
|
Dialog |
ST |
TI |
Nordic |
|||||
| 芯片型号 |
DA14580 |
DA14682 |
ST BlueNRG |
ST BlueNRG-MS |
ST BlueNRG-1 |
CC2640R2F |
CC2541 |
nRF51822 |
nRF52832 |
| 制作工艺 |
55nm |
N/A |
N/A |
N/A |
N/A |
65nm |
180nm |
180nm |
TSMC 55nm |
| 蓝牙协议栈 |
BLE4.2 |
BT5.0 |
BLE4.0 |
BLE4.1 |
BLE4.2 |
BLE4.2, BT5.0 |
BLE 4.1, Prop |
BLE4.1, Prop |
BLE4.2, part of BT5.0 |
| 片内MCU |
ARM CM0 |
ARM CM0 |
ARM CM0 |
ARM CM0 |
ARM CM0 |
ARM CM3 |
8051 |
ARM CM0 |
ARM CM4F |
| MCU 主频 |
16 MHz |
0 - 96MHz |
32 MHz |
32 MHz |
32 MHz |
48 MHz |
32 MHz |
16 MHz |
64 MHz |
| Flash |
No |
8MB |
64kB |
64kB |
160kB |
128kB(协议栈在ROM中) |
256kB |
128/256kB |
512kB |
| RAM |
42 kB HD, 8kB ULL |
128kB + 16kBCache |
N/A |
N/A |
24kB |
20kB+2kB+8kB |
8kB |
16/32kB |
64kB |
| 是否需要片外flash |
YES |
YES |
No |
No |
No |
No |
No |
No |
No |
| 供电范围 |
0.9V - 1.8V (Boost) |
0.9V - 1.8V (Boost) |
2.0V - 3.6V |
1.7V - 3.6V |
1.7V - 3.6V |
1.65V - 1.95V |
2V - 3.6V |
1.8V - 3.6V |
1.7V - 3.6V |
| OTP |
32 kB |
64kB |
No |
No |
No |
No |
No |
No |
|
| 封装 |
5x5 QFN40 (24 GPIO) |
6x6 AQFN60 |
5x5 QFN32 |
5x5 QFN32 |
5x5 QFN32 |
4x4 QFN, 10 IOs |
6x6 QFN, 21 IOs |
6x6 QFN, 31 IOs |
6x6 QFN48, 32 IOs |
| 片上 DC-DC |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
No |
Yes |
Yes |
| 温度范围 |
-40 to 85C |
-40 to 85C |
-40 to 85C |
-40 to 85C |
-40 to 105C |
-40 to 85C |
-40 to 85C |
-25 to +75C (general) |
-40 to +85C |
| RF 射频输出 |
Single Ended |
Single Ended |
Differential |
Differential |
Differential |
Differential or |
Differential |
Differential |
Single ended |
| BLE PHY层速率 |
1M |
1M |
1M |
1M |
1M |
1M + 2M + 500k + 125k |
1M |
1M |
1M,2M |
| 最大发射功率 |
0 dBm |
0dBm |
+8 dBm |
+8 dBm |
+8 dBm |
+5 dBm |
0 dBm / 5 dBm |
+4 dBm |
+4 dBm |
| 接收灵敏度 |
-93 dBm |
-93dBm |
-88 dBm |
-88 dBm |
-88 dBm |
-97 dBm |
-94dBm |
-93 dBm |
-96dBm |
| Link Budget |
93 dB |
93dB |
96 dB |
96 dB |
96 dB |
102 dB |
94dB/99dB |
96 dB |
100 dB |
| 0 dBm @ 3V 发射电流 |
4.8mA |
4.2mA |
8.2mA |
8.2mA |
8.2mA |
6.1mA |
18.2mA |
10.5mA |
6.6mA |
|
|
5.1mA |
4.3mA |
7.7mA |
7.7mA |
7.3mA |
5.9mA |
17.9mA |
13mA |
6.7mA |
| MCU @ 3.0V功耗 |
N/A |
30uA/MHz |
206uA/MHz |
206uA/MHz |
206uA/MHz |
65uA/MHz |
N/A |
275uA/MHz |
52uA/MHz |
| 完全休眠电流 |
0.6uA |
N/A |
1.3uA |
1.3uA |
1.3uA |
0.1uA |
N/A |
0.6uA |
0.4uA |
| 休眠电流, XTAL RTC 正常工作，RAM 数据保留 |
N/A |
N/A |
N/A |
N/A |
N/A |
1.2 uA |
1 uA |
3.8uA |
1.9uA |
| 1秒连接间隔平均功耗 |
N/A |
N/A |
N/A |
N/A |
N/A |
10uA |
24uA |
14.8uA |
7.5uA |
| 4秒连接间隔平均功耗 |
N/A |
N/A |
N/A |
N/A |
N/A |
3.4uA |
6.75uA |
5.6uA |
1.75 |
参考：微信公众号 无线技术联盟，作者：XCODER。