MRF24XA_15 Datasheet, PDF (243/258 Pages) Microchip Technology – Low-Power, 2.4 GHz ISM-Band IEEE 802.15.4™ RF

FIGURE 11-1:
EXAMPLE SPI SLAVE MODE TIMING
MRF24XA
TABLE 11-5: EXAMPLE SLAVE MODE REQUIREMENTS
Parameter Number
Symbol
Characteristic
70
TSSL2SCH
CS ↓ to SCK ↑ Input
71
TSCH
SCK Input High Time
72
TSCL
SCK Input Low Time
74
TSCH2DIL
Hold Time of SDI Data Input to SCK Edge
75
TDOR
SDO Data Output Rise Time
76
TDOF
SDO Data Output Fall Time
78
TSCR
SCK Output RiseTime
80
TSCH2DOV, TSCL2DOV SDO Data Output Valid after SCK Edge
82
TSSL2DOV
SDO Data Output Valid after NCS ↓ Edge
83
TSSL2SSH
NCS ↑ after SCK Edge
Min.
50
50
50
25
—
—
—
50
50
50
Max.
—
—
—
—
25
25
25
—
—
—
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
11.1 Matching Network
Due to some innovative RF solutions built into the chip,
the conventional way of matching network design does
not work with this radio. For further information, contact
support or your sales representative.
 2015 Microchip Technology Inc.
Preliminary
DS70005023C-page 243