SX1231 SEMTECH [Semtech Corporation], SX1231 Datasheet - Page 15

• Manufacturer Part Number: SX1231
• Description: Low Power Integrated UHF Transceiver
• Manufacturer: SEMTECH [Semtech Corporation]

2.4.5. Digital Specification
Conditions: Temp = 25°C, VDD = 3.3V, FXOSC = 32 MHz, unless otherwise specified.
Table 8
Rev 2 - Nov 2009
ADVANCED COMMUNICATIONS & SENSING
Symbol
V
V
V
V
F
t
t
t
t
t
t
t
t
t
T_DATA
fall
setup
ch
cl
rise
hold
nsetup
nhold
nhigh
SCK
IH
IL
OH
OL
Digital Specification
Description
Digital input level high
Digital input level low
Digital output level high
Digital output level low
SCK frequency
SCK high time
SCK low time
SCK rise time
SCK fall time
MOSI setup time
MOSI hold time
NSS setup time
NSS hold time
NSS high time between SPI
accesses
DATA hold and setup time
Conditions
Imax = 1 mA
Imax = -1 mA
edge
change
edge
from SCK falling edge to NSS rising
edge, normal mode
from MOSI change to SCK rising
from SCK rising edge to MOSI
from NSS falling edge to SCK rising
Page 15
Min
250
0.8
0.9
50
50
30
60
30
30
20
-
-
-
-
-
Typ
5
5
-
-
-
-
-
-
-
-
-
-
-
-
-
Max
DATASHEET
0.2
0.1
www.semtech.com
10
SX1231
-
-
-
-
-
-
-
-
-
-
-
-
VDD
VDD
VDD
VDD
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Unit