AHMC8108

Description

AHMC8108 is world's leading WiFi HaLow™ mini PCIe module

The AHMC8108 allows building long-range, ultra-low power Wi-Fi networks in sub 1 GHz license-exempt bands, utilizing compact mini PCIe module form factor.
The AHMC8108 data rate up to 43.3 Mbps at 8 MHz bandwidth with the high-speed data rate, it enables connectivity for many IoT applications, including sensors, weather stations, industrial monitoring, medical patient monitoring, agriculture monitoring, surveillance camera.

Key Features

Morse Micro MM8108 HaLow chipset
IPEX (MHF1) antenna connector
Power LED
support USB for host interface
Full-size mini PCIe form factor

Specifications

Chipset	Morse Micro MM8108
Frequency	915 MHz (US) 868 MHz (EU) 850/924 MHz (JP) 920 MHz (TW)
Modulation	OFDM with BPSK, QPSK, 16QAM, 64QAM, 256QAM
Max. Data rate	Up to 43.3 Mbps @ 8 MHz bandwidth (Max. Phy rate)
Channel bandwidth	1/2/4/8 MHz (US) 1 MHz (EU) 1/2/4 MHz (JP) 1/2/4/MHz (TW)
Antenna connector	1x IPEX (MHF1) antenna connector
Host interface	USB 2.0
LED	Power LED
Form factor	Full-size mini PCIe form factor
Dimensions	30 x 50.95 mm
Operating temperature	-40°C to 85°C (-40°F to 185°F)
Software & SDK	https://github.com/MorseMicro
Board configuration file (BCF)	Linux based: bcf_aw_hm677.bin mm8108b2-rl.bin STM32 based: bcf_boardtype_0a02.mbin

Supports worldwide bands from 850MHz to 950MHz

AHMC8108 (US)

AHMC8108 (EU)

AHMC8108 (JP)

AHMC8108 (TW)

902 MHz – 928 MHz

863 MHz – 868 MHz

920.5 – 927.5 MHz

920.5 – 924.5 MHz

26 MHz

5 MHz

7 MHz

4 MHz

RF Specifications & Operating Conditions

Tx transmit power / Rx receive sensitivity
Data Rate	Modulation	BW=1M			BW=2M			BW=4M			BW=8M
Data Rate	Modulation	Tx (dBm) +/-2	Rx (dBm)	PHY rate (Mbps)	Tx (dBm) +/-2	Rx (dBm)	PHY rate (Mbps)	Tx (dBm) +/-2	Rx (dBm)	PHY rate (Mbps)	Tx (dBm) +/-2	Rx (dBm)	PHY rate (Mbps)
MCS0	BPSK	25	-104	0.3	24.5	-102	0.7	22.5	-99	1.5	21.5	-95	3.3
MCS1	QPSK	25	-102	0.7	24.5	-100	1.4	22	-95	3.0	20.5	-92	6.5
MCS2	QPSK	25	-100	1.0	24.5	-97	2.2	22	-93	4.5	20.5	-90	9.8
MCS3	16-QAM	24.5	-97	1.3	24.5	-94	2.9	22	-90	6.0	20.5	-87	13
MCS4	16-QAM	23.5	-94	2.0	24	-91	4.3	22	-86	9.0	20.5	-84	20
MCS5	64-QAM	21	-90	2.7	22.5	-87	5.8	21	-82	12	20	-80	26
MCS6	64-QAM	21	-88	3.0	21	-85	6.5	20	-81	14	19	-78	29
MCS7	64-QAM	18.5	-87	3.3	19.5	-83	7.2	19	-79	15	18.5	-77	33
MCS8	256-QAM	17	-83	4.0	17.75	-79	8.9	18.5	-75	18	17.5	-73	39
MCS9	256-QAM	15.75	-80	4.4	--	--	--	16.75	-74	20	16	-71	43

Note: The following transmit power levels are for IEEE compliance for 802.11ah.

They do not consider any backoffs needed for regional spectrum compliance (e.g., FCC, CE, TELEC, NCC).

TX power in edge channels will be limited by the restricted band edge in the regulatory regions.

◎ Operating Conditions

Symbol	Minimum	Typical	Maximum	Unit
3.3V (VDD33)	3.0	3.3	3.6	V
TAMBIENT (Ambient temperature)	-40		85	°C
Tstg (Storage temperature)	-40		125	°C

Power Consumption

◎ Transmit Power Consumption

No.	Item			3.3V
Band (MHz)	Mode	BW (MHz)	RF Power (dBm)	Transmit (mA)
Band (MHz)	Mode	BW (MHz)	RF Power (dBm)	Max.	Avg.
11ah US_915	MCS0	1	25	134.61	115.91
		2	24.5	135.06	111.93
		4	22.5	133.97	107.48
		8	21.5	140.48	110.28
	MCS9	1	15.75	109.47	89.18
	MCS8	2	17.75	114.48	89.71
	MCS9	4	16.75	119.58	92.2
	MCS9	8	16	129.01	99.19
11ah EU_865.5	MCS0	1	14.75	106.6	92.08
11ah EU_865.5	MCS9	1	14.75	108.39	89.44

◎ Receive Power Consumption

No.	Item		3.3V
Band (MHz)	Mode	BW (MHz)	Receive (mA)
Band (MHz)	Mode	BW (MHz)	Max.	Avg.
11ah US_915	MCS0	1	81.05	76.9
		2	82.74	78.39
		4	87.48	82.43
		8	97.09	90.41
	MCS9	1	83.29	76.68
	MCS8	2	85.64	78.53
	MCS9	4	91.04	82.93
	MCS9	8	100.89	91.27
11ah EU_865.5	MCS0	1	84.27	78.28
11ah EU_865.5	MCS9	1	84.62	78.4

mini PCIe Card Pinout Assignment

Top		Bottom
1	WAKE (MM_WAKE) (Active High/Input)	3.3V	2
3	NC	GND	4
5	NC	NC	6
7	NC	NC	8
9	GND	NC	10
11	NC	NC	12
13	NC	NC	14
15	GND	NC	16
Mechanical Key
17	MM_BUSY (Active High/Output)	GND	18
19	MM_DBG_TX (Reserved for debug)	W_DISABLE# (Active Low/Input)	20
21	GND	PERST# (MM_RSTN) (Active Low/Input)	22
23	NC	NC	24
25	NC	GND	26
27	GND	NC	28
29	GND	NC	30
31	NC	NC	32
33	NC	GND	34
35	GND	USB 2.0 D- (DM)	36
37	GND	USB 2.0 D+ (DP)	38
39	NC	GND	40
41	NC	NC	42
43	GND	LED_WLAN# (Active Low/Output) (Open Collector)	44
45	MM_DBG_RX (Reserved for debug)	NC	46
47	NC	NC	48
49	NC	GND	50
51	NC	3.3V	52