Espresif ESP8266 vs ESP32 vs Ameba RTL8195 vs Ameba RTL8710

Link	Espressif ESP32	Espressif ESP8266	Ameba RTL8195	Ameba RTL8710
Veröffentlichungsdatum	2016	2014	2016-07-01	2016-08-01
Product details
RAM	520 KB	50 KB less than		48 KB available to user
CPU	Tensilica Xtensa LX6 32 bit Dual-Core @ 160 / 240Mhz	Tensilica LX106 32 bit @ 80 MHz (up to 160 MHz)	ARM Cortex M3 32 bit @ 166 MHz	ARM Cortex M3 32 bit @ 83 MHz
Flash	up to 64 MBytes	1, 2, 4, 8 or 16 MB		1MB Built-in
Eingangsspannung	2.2 V - 3.6 V	3.0 V - 3.6 V	3.0 V - 3.6 V	3.0 V - 3.6 V
Operating Current	80 mA average	80 mA average	80 mA average	80 mA average
Temperature Range	-40°C to 125°C	-40°C to 125°C	-40°C to +125°C	-40°C to +125°C
Standards	FCC/CE/TELEC/KCC	FCC/CE/TELEC/SRRC	FCC/CE/TELEC/SRRC	FCC/CE/TELEC/SRRC
Konnektivität
Wi-Fi	Ja 802.11b/g/n	Ja 802.11b/g/n (max 65Mbps)	Ja 802.11b/g/n	Ja 802.11b/g/n
Bluetooth®	Ja 4.2 BR/EDR + BLE	Nein	Nein	Nein
UART	3	2	3x UART	2x UART
I/O
I²C	Ja up to 2	Ja up to 1	Ja up to 4	Ja up to 1
GPIO	34	17 (up to)	30 (up to)	17 (up to)
PCM	Ja up to 1	Nein	Ja up to 2	Nein
PWM	Ja up to 8	Ja 4	Ja up to 4	Ja up to 4
ADC	Ja 12 bit SAR ADC up to 18 channels	Ja 10 bit	Ja 2 channels	Nein
DAC	Ja 8 bit up to 2 channels	Nein	Ja 1 channel	Nein
Abmessungen
Package	QFN-48	QFN-32	QFN-48	QFN-48
Höhe	6 mm	5 mm	6 mm	6 mm
Breite	6 mm	5 mm	6 mm	6 mm
Links
Webseite	espressif.com/...	espressif.com/...	amebaiot.com/en/	amebaiot.com/en/
Wikipedia	wikipedia.org/...	wikipedia.org/...
See on Amazon	amazon.com/...	amazon.com/...	amazon.com/...

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