參數(shù)資料
型號(hào): TRF2432_07
廠商: Texas Instruments, Inc.
英文描述: Dual-Band IQ/IF TRANSCEIVER WITH DUAL VCO SYNTHESIZERS
中文描述: 雙頻智商具有雙中頻VCO的合成器/
文件頁(yè)數(shù): 8/24頁(yè)
文件大?。?/td> 537K
代理商: TRF2432_07
www.ti.com
CLOCK OUTPUT CHARACTERISTICS
DIGITAL INTERFACE CHARACTERISTICS
SERIAL INTERFACE TIMING REQUIREMENTS
CLK
DATA
EN
PE
ON
CH
CL
CD
DC
CE
...
...
...
...
D
15
D
14
D
13
D
0
EN
EH
TRF2432
SLWS177B–APRIL 2005–REVISED NOVEMBER 2006
PARAMETER
Clock output frequency
TEST CONDITIONS
REFDIV = 1
REFDIV = 0
Differential
MIN
TYP
f
REF
/2
f
REF
MAX
UNIT
MHz
MHz
V
ppd
f
CLK
Output voltage swing
Duty cycle
Rise time
Fall time
Capacitance load
0.4
1
DC
t
r
t
f
C
L
50%
3
3
8
ns
ns
pF
Per side
PARAMETER
High-level input voltage
Low-level input voltage
High-level output voltage
Low-level output voltage
TEST CONDITIONS
MIN
1.7
TYP
MAX
UNIT
V
V
V
V
V
IH
V
IL
V
OH
V
OL
0.5
100-μA load current
-100-μA load current
2
0.2
PARAMETER
Power Enable to Serial port on
TEST CONDITIONS
From Sleep mode to standby mode.
PE High transition.
Time to activate the serial port to
receive clocked and data.
MIN
0.5
TYP
MAX
UNIT
μs
Enable clock
10
ns
Hold time, data to clock
Setup time, data to clock
Clock low duration
Clock high duration
Setup time, clock to enable
Enable time
10
10
10
10
10
10
ns
ns
ns
ns
ns
ns
Should be held high when not
programming
Figure 1. Serial Interface Timing Diagram
8
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