User's Manual

DOC No: ZB7-DTS-D02
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Copyright © JORJIN TECHNOLOGIES INC. 2016 24
http://WWW.JORJIN.COM.TW
CONFIDENTIAL
VIL
Highest GPIO input voltage reliably interpreted as
a ”Low”
0.2
VDDS
(1)
(1) Each GPIO is referenced to a specific VDDS pin. See the CC2650 technical reference manual listed in Section 8.2 for
more details.
4.21. Timing Requirements
Min
Typ
Max
Units
Rising supply-voltage slew rate
0
100
mV/μs
Falling supply-voltage slew rate
0
20
mV/μs
Positive temperature
gradient in standby
(1)
No limitation for negative temperature
gradient, or outside standby mode
5
°C/s
CONTROL INPUT AC CHARACTERISTICS
(2)
RESET_N low duration
1
μs
SYNCHRONOUS SERIAL INTERFACE (SSI)
(3)
S1 (SLAVE)
(4)
T
clk_per
SSIClk period
12
65024
system clock
S2
(4)
t
clk_high
SSIClk high time
0.5
T
clk_per
S3
(4)
t
clk_low
SSIClk low time
0.5
T
clk_per
(1) Applications using RCOSC_LF as sleep timer must also consider the drift in frequency caused by a change in
temperature.
(2) T
A
= –40°C to 85°C, VDDS = 1.8 V to 3.8 V, unless otherwise noted.
(3) T
c
= 25°C, V
DDS
= 3.0 V, unless otherwise noted. Device operating as SLAVE. For SSI MASTER operation, see Section
4.22.
(4) Refer to SSI timing diagrams Figure 4-1, Figure 4-2, and Figure 4-3.
4.22. Switching Characteristics
Tc = 25°C, VDDS = 3.0 V, unless otherwise noted.
Parameter
Test Conditions
Min
Typ
Max
Units
WAKEUP AND TIMING
Idle → Active
14
μs
Standby → Active
151
μs
Shutdown → Active
1015
μs
SYNCHRONOUS SERIAL INTERFACE (SSI)
(1)
S1 (TX only)
(2)
t
clk_per
(SSIClk period)
One-way communication to SLAVE
4
65024
system