Module	Ca01
Communication standard	4G
Applicable frequency band	LTE-FDD: B1/B3/B5/B8 LTE-TDD: B34/B38/B39/B40/B41
General characteristics	3GPP E-UTRA Release 13
bandwidth	1.4/3/5/10/15/20MHz
Module size	24.0mm X 24.0mm x 2.3mm
Packaging method	stamp hole + LGA
Module weight	about 2.6g
Power supply voltage	Power supply voltage: 3.3V ~ 4.3V , typical value 3.8V
Supports	Support VoLTE , Support Bluetooth , Support Wi-Fi positioning , Support SPI Support MIPI Camera , Support SPI LCD , Support 6×6 scan keyboard
temperature range	Normal working temperature: -35 ° C ~ + 70 ° C
Limit working temperature	-40 ° C ~ + 85 ° C
LTE-TDD	Class3(23dBm+1/-3dB)
LTE-FDD	Class3(23dBm+ -2dB)
UART 1	For AT commands and data transmission "Maximum baud rate 921600bps , default 115200bps ”Support hardware flow control (CTS / RTS)
UART2	UART2: "For debugging information output" Baud rate 115200bps
HOST UART	used to output debugging information
ZSP UART	ZSP UART: used to output debugging information
pins:	117

Model	CA-01 Dev. Board
Brand	Ai-Thinker
Frequency band	LTE-TDD: B34/B38/B39/B40/B41; LTE-FDD: B1/B3/B5/B8
Support	VoLTE; Support Camera; Support analog voice
Working temperature	-40℃~+85℃
Working voltage	3.3V-4.3V , 3.8V power supply is recommended
Power consumption	20uA@shutdown , 3mA@sleep , typical value
Data LTE-TDD	uplink and downlink ratio 2 [maximum 8Mbps(DL)/maximum 2Mbps(UL)]; uplink and downlink ratio 1[maximum 6Mbps(DL)/maximum 4Mbps(UL)]
Data: LTE-FDD	Maximum 10Mbps (DL)/ Maximum 5Mbps (UL)

Module	name ESP-C3-M1-I
Antenna	IPEX interface
Frequency Range	2400 ~ 2483.5MHz
SPI	Flash 4MByte
IO	IO0 , IO1 , IO2 , IO3 , IO4 , IO5 , IO6 , IO7 , IO8 , IO9 , IO10 , IO18 , IO19 , IO20 , IO21
Working Temperature	-40 ℃ ~ 85 ℃（C3FN4 Normal temperature version , ）-40 ℃ ~ 105 ℃(C3FH4 High temperature version)
Store Temperature	-40 ℃ ~ 125 ℃ , < 90%RH
Power supply range Voltage	3.0V ~ 3.6V，Electrical current >500mASupport Interface UART/GPIO/ADC/PWM/I2C/I2S/SPI
UART Rate	Support 110 ~ 4608000 bps ，default 115200 bps
Bluetooth	BLE 5.0 , Does not support traditional Bluetooth
Security	WEP/WPA-PSK/WPA2-PSK
Package	SMD-61
Size	12.5×13.2×2.4(±0.2)mm

Ai Thinker ESP Modules and Development Boards

Enter OTP