參數(shù)資料
型號(hào): HFA3861A
廠商: Intersil Corporation
元件分類: 基帶處理器
英文描述: Direct Sequence Spread Spectrum Baseband Processor(直接序列擴(kuò)頻基帶處理器)
中文描述: 直接序列擴(kuò)頻基帶處理器(直接序列擴(kuò)頻基帶處理器)
文件頁(yè)數(shù): 34/36頁(yè)
文件大?。?/td> 279K
代理商: HFA3861A
34
Test Circuit
I and Q A/D AC Electrical Specifications
(Note 21)
PARAMETER
MIN
TYP
MAX
UNITS
Full Scale Input Voltage (V
P-P
)
0.25
0.50
1.0
V
Input Bandwidth (-0.5dB)
-
20
-
MHz
Input Capacitance
-
5
-
pF
Input Impedance (DC)
5
-
-
k
FS (Sampling Frequency)
-
-
22
MHz
NOTE:
21. Not tested, but characterized at initial design and at major process/design changes.
NOTES:
22. Includes Stray and JIG Capacitance.
23. Switch S
1
Open for I
CCSB
and I
CCOP
.
FIGURE 16. TEST LOAD CIRCUIT
EQUIVALENT CIRCUIT
C
L
IOH
V
CC
/2
IOL
DUT
S
1
±
(NOTE 23)
(NOTE 22)
Waveforms
FIGURE 17. SERIAL CONTROL PORT SIGNAL TIMING
t
SCP
t
SCS
t
SCH
t
SCD
t
SCED
t
SCED
SCLK
SDI, R/W, SD, CS
SD (AS OUTPUT)
R/W
SD
t
SCW
t
SCW
HFA3861A
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