X24-009WNC Digi International/Maxstream, X24-009WNC Datasheet - Page 7

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X24-009WNC

Manufacturer Part Number
X24-009WNC
Description
MOD RF 2.4GHZ 9600BPS W/WIRE ANT
Manufacturer
Digi International/Maxstream
Datasheets

Specifications of X24-009WNC

Frequency
2.4GHz
Data Rate - Maximum
19.2kbps
Modulation Or Protocol
FSK
Power - Output
17dBm
Sensitivity
-110dBm
Voltage - Supply
5V
Current - Receiving
80mA
Current - Transmitting
150mA
Data Interface
PCB, Through Hole
Antenna Connector
On-Board, Wire Antenna
Operating Temperature
0°C ~ 70°C
Package / Case
Module
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Applications
-
Memory Size
-
XStream™ OEM RF Module – Product Manual v5.x00 [2006.02.24] 
Table 1‐04. AC Characteristics (SY parameter = 0, symbols correspond to Figure 1‐03 and Figure 1‐04.) 
Symbol
T
T
T
T
1.5. Electrical Characteristics
TX
TL
RL
ST
Latency from the time data is
Channel Initialization Time
transmitted until received
Time that
Time that RX LED pin is
1.5.1. Timing Specifications
Description
driven high
Figure 1‐03. System Block Diagram 
Basic wireless link between hosts 
The data flow sequence is initiated when the first byte of data is received in the DI Buffer of the
transmitting module (XStream Module A). As long as XStream Module A is not already receiving
RF data, data in the DI Buffer is packetized, then transmitted over-the-air to XStream Module B-0
Figure 1‐04. Timing Specifications (“A” and “B” refer to Figure 1‐03.)  
   © 2006 MaxStream, Inc. Confidential and Proprietary 
driven low
/PWR pin is
19200 baud rate
(32 byte packet)
54.0 ms
13.6 ms
35.0 ms
8.4 ms
(B=number of bytes)
T = 41.6 + (0.4 * B) ms
T = 3.24 + (0.4 * B) ms
T = 0.79 + (0.408 * B)
19200 timing
For 0 < B < 64,
For 0 < B < 14,
For 0 < B < 65,
T = 66.8 ms
T = 8.48 ms
T = 26.9 ms
For B > 63,
For B > 13,
For B > 64,
35.0 ms
(32 byte packet)
9600 baud rate
72.0 ms
16.8 ms
25.6 ms
35.0 ms
(B=number of bytes)
T = 46.27 + (0.73 * B) ms
T = 6.50 + (0.8 * B) ms
T = 1.63 + (0.794 * B)
For B >= 39 bytes,
9600 timing
For 0 < B < 40,
For 0 < B < 14,
For 0 < B < 37,
T = 74.80 ms
T = 16.80 ms
T = 30.2 ms
For B > 13,
For B > 36,
35.0 ms

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