Data Sheet

LJ1269HC
Rev1.0 Page 14 Web: www.ljelect.com
2.3.5. Digital Specification
Conditions: Temp = 25°C, VDD = 3.3V, unless otherwise specified.
Table 8 Digital Specification
Symbol
Description
Conditions
Min
Typ
Max
Unit
VIH
Digital input level high
0.8
-
-
VDD
VIL
Digital input level low
-
-
0.2
VDD
VOH
Digital output level high
Imax = 1 mA
0.9
-
-
VDD
VOL
Digital output level low
Imax = -1 mA
-
-
0.1
VDD
FSCK
SCK frequency
-
-
10
MHz
tch
SCK high time
50
-
-
ns
tcl
SCK low time
50
-
-
ns
trise
SCK rise time
-
5
-
ns
tfall
SCK fall time
-
5
-
ns
tsetup
MOSI setup time
from MOSI change to SCK rising edge
30
-
-
ns
thold
MOSI hold time
from SCK rising edge to MOSI change
60
-
-
ns
tnsetup
NSS setup time
from NSS falling edge to SCK rising
edge
30
-
-
ns
tnhold
NSS hold time
from SCK falling edge to NSS rising
edge, normal mode
30
-
-
ns
tnhigh
NSS high time between
SPI accesses
20
-
-
ns
T_DATA
DATA hold and setup time
250
-
-
ns
Sub GHz FSK/OOK Transceiver Module DATASHEET