參數(shù)資料
型號: CC8520RHAR
廠商: TEXAS INSTRUMENTS INC
元件分類: 通信及網(wǎng)絡
英文描述: SPECIALTY TELECOM CIRCUIT, PQCC40
封裝: 6 X 6 MM, GREEN, PLASTIC, MO-220VJJD-2, VQFN-40
文件頁數(shù): 13/16頁
文件大小: 631K
代理商: CC8520RHAR
CC8520 & CC8530
WWW.TI.COM
SWRS091C
– MARCH 2011
6
Copyright
2011,Texas Instruments Incorporated
SPI INTERFACE CHARACTERISTICS
TA = 25°C and VDD = 3.3 V, unless otherwise noted.
PARAMETER
TEST CONDITION
MIN
TYP
MAX
UNIT
SCLK frequency
0
20
MHz
SCLK low
25
ns
SCLK high
25
ns
CSN high
Minimum time CSN must be high, if brought high,
between commands (it is not necessary to bring
CSN high between commands).
50
ns
CSN falling edge to
SCLK rising edge
Distance from CSN asserted until first rising edge
on SCLK.
25
ns
SCLK falling edge to
CSN rising edge
Distance from last negative edge of SCLK in last
word until CSN can be de-asserted.
100
ns
Inter-word spacing
Minimum distance in time from rising edge of
SCLK for last bit in word n and the rising edge of
SCLK for the first bit in word n+1.
Properly handles abutting words.
50
ns
Hysteresis on SCLK
Hysteresis around trigger point of input buffer
using a Schmitt trigger
100
mV
Slew rate on SCLK
Slew rate from 0.1IOVDD to 0.9IOVDD
10
V/ s
1
PIN DESCRIPTION
1
9
7
10
8
6
5
4
3
2
3
1
3
9
3
7
4
0
3
8
3
6
3
5
3
4
3
2
30
22
24
21
23
25
26
27
28
29
1
9
1
7
2
0
1
8
1
6
1
5
1
4
1
3
1
2
CC8520/30
xANTN
D
V
D
C
P
L
x
L
N
A
E
N
IO
V
D
x
P
A
E
N
G
IO
I3
G
IO
I2
S
D
A
S
C
L
A
V
D
xANTP
CSN
SCLK
MOSI
MISO
GIO1
GIO2
GIO3
IOVDD
R
S
T
N
IO
V
D
M
C
L
K
B
C
L
K
W
C
L
K
A
D
0
A
D
1
IO
V
D
G
IO
9
/
A
D
2
A
V
D
RBIAS
VBAT
AVDD
RF_N
RF_P
AVDD
X0
X1
Figure 1 - CC8520/CC8530 QFN Package Top View
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