RN41SM-I/RM Roving Networks, RN41SM-I/RM Datasheet - Page 5

• Manufacturer Part Number: RN41SM-I/RM
• Description: Bluetooth / 802.15.1 Modules Class 1 Bluetooth Socket Mod v2.0+EDR
• Manufacturer: Roving Networks

Specifications of RN41SM-I/RM

• Product Category: Bluetooth / 802.15.1 Modules
• Rohs: yes
• Class: 1
• Frequency Band: 2.4 GHz
• Sensitivity: - 80 dBm
• Data Rate: 3 Mbps
• Operating Supply Voltage: 3.3 V
• Output Power: 16 dBm
• Interface Type: RS-232, UART
• Antenna Connector Type: Chip
• Maximum Operating Temperature: + 85 C
• Dimensions: 40.8 mm x 28 mm x 8.6 mm
• Minimum Operating Temperature: - 40 C
• Modulation Technique: FHSS, GFSK

Figure 3 shows the module’s physical dimensions.
Figure 3. RN-41/RN-41-N Physical Dimensions
www.rovingnetworks.com
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18
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20
21
22
23
24
25 - 27
28 - 29
30
31
32
33
34
35
Pin
USB_D+
USB_D-
GPIO2
GPIO3
GPIO5
GPIO4
SPI_CSB
SPI_MISO
NC
GND
AIO0
GPIO8
GPIO9
GPIO10
GPIO11
AIO1
Name
RN-41
USB port
USB port
Status, high when connected, low otherwise
Auto discovery = high
Status, toggles based on state, low on connect
Set factory defaults
Programming only
Programming only
RF pad, keep all traces and planes clear
Ground
Optional analog input
Status (RF data RX/TX)
I/O
I/O (remote DTR signal)
I/O (remote RTS signal)
Optional analog input
Description
Version 3.3r 4/9/2012
1.5 K pullup activated when USB
port is ready (~500 ms after reset)
–
Output from RN-41
Input to RN-41 with weak pulldown
Output from RN-41
Input to RN-41 with weak pulldown
No connect
No connect
–
–
Not used
Output from RN-41
Input to RN-41 with weak pulldown
Input to RN-41 with weak pulldown
Input to RN-41 with weak pulldown
Not Used
RN-41-N
Default
RN -41 -DS
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