SN260Q STMicroelectronics, SN260Q Datasheet - Page 26

• Manufacturer Part Number: SN260Q
• Description: IC ZIGBEE/802.15.4 PROC 40-QFN
• Manufacturer: STMicroelectronics

Specifications of SN260Q

• Frequency: 2.4GHz
• Modulation Or Protocol: 802.15.4
• Applications: ZigBee™
• Power - Output: -32dBm ~ 5dBm
• Sensitivity: -97.5dBm
• Voltage - Supply: 2.1 V ~ 3.6 V
• Current - Receiving: 35.5mA
• Current - Transmitting: 35.5mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 40-QFN
• For Use With: 497-6404 - BOARD EVAL SPZB260 MOD FOR STR9497-5990 - KIT EVAL REVA FOR ZIGBEE497-5879 - NETWORK DEVELOPMENT FOR SN260497-5877 - KIT RADIO CARRIER FOR SN260
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -
• Data Rate - Maximum: -

SPI protocol
7.3
Figure 7.
Table 7.
7.4
26/47
Parameter
t1 (a)
t1 (b)
t4 (a)
t4 (b)
t10
t2
t3
t5
t6
t7
t8
t9
SPI protocol timing
Figure 7
parameters are a result of the SN260’s internal operation and both constrain Host behavior
and characterize SN260 operation. The parameters shown are discussed elsewhere in this
document. Note that
parameters are measured.
SPI protocol timing waveform
Table 7
Figure
Data format
The data format, also referred to as a command, is the same for both the Command section
and the Response section. The data format of the SPI Protocol is straightforward, as
illustrated in
SPI protocol timing parameters
Wake handshake, while 260 is awake
Wake handshake, while 260 is asleep
Wake handshake finish
Reset pulse width
Startup time, entering application
Startup time, entering bootloader
nHOST_INT de-asserting after command
Clock rate
Wait section
nHOST_INT de-asserting after response
nHOST_INT asserting after transaction
Inter-command spacing
7.
lists the timing parameters of the SPI protocol. These parameters are illustrated in
illustrates all critical timing parameters in the SPI Protocol. These timing
Figure
8.
Figure 7
Description
is not drawn to scale, but is provided to illustrate where the
Min.
200
1.1
13
25
20
25
8
1
Typ.
133
250
755
130
7.3
1.2
2.5
35
70
200000
1500
Max.
150
800
800
7.5
10
25
75
SN260
Unit
ms
ms
ms
µs
µs
µs
µs
ns
µs
µs
µs
s