参数资料
型号: HFA3863
厂商: Intersil Corporation
元件分类: 基带处理器
英文描述: Direct Sequence Spread Spectrum Baseband Processor(直接序列扩谱基带处理器)
中文描述: 直接序列扩频基带处理器(直接序列扩谱基带处理器)
文件页数: 37/39页
文件大小: 305K
代理商: HFA3863
4-37
Test Circuit
I and Q A/D AC Electrical Specifications
(Note 20)
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:
20. Not tested, but characterized at initial design and at major process/design changes.
NOTES:
21. Includes Stray and JIG Capacitance.
22. Switch S
1
Open for I
CCSB
and I
CCOP
.
FIGURE 19. TEST LOAD CIRCUIT
EQUIVALENT CIRCUIT
C
L
IOH
V
CC
/2
IOL
DUT
S
1
±
(NOTE 22)
(NOTE 21)
Waveforms
FIGURE 20. 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
HFA3863
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