CC2541F256RHAR Datasheet, PDF (14/30 Pages) Texas Instruments – 2.4-GHz Bluetooth™ low energy and Proprietary System-on-Chip

CC2541
SWRS110D – JANUARY 2012 – REVISED JUNE 2013
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SCK
SSN
MISO
MOSI
X
t₂
t₃
D0
t₁₀
t₁₁
D0
t₈
t₉
X
D1
X
Figure 4. SPI Slave AC Characteristics
T0479-01
DEBUG INTERFACE AC CHARACTERISTICS
T_A = –40°C to 85°C, VDD = 2 V to 3.6 V
PARAMETER
TEST CONDITIONS
f_{clk_dbg}
t₁
t₂
t₃
Debug clock frequency (see Figure 5)
Allowed high pulse on clock (see Figure 5)
Allowed low pulse on clock (see Figure 5)
EXT_RESET_N low to first falling edge on debug clock (see
Figure 7)
t₄
Falling edge on clock to EXT_RESET_N high (see Figure 7)
t₅
EXT_RESET_N high to first debug command (see Figure 7)
t₆
Debug data setup (see Figure 6)
t₇
Debug data hold (see Figure 6)
t₈
Clock-to-data delay (see Figure 6)
Load = 10 pF
MIN TYP MAX UNIT
12 MHz
35
ns
35
ns
167
ns
83
ns
83
ns
2
ns
4
ns
30 ns
Time
DEBUG_ CLK
P2_2
t₁
t₂
1/f_{clk_dbg}
Figure 5. Debug Clock – Basic Timing
T0436-01
14
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