HFA3860 Datasheet, PDF (38/40 Pages) Intersil Corporation – 11 Mbps Direct Sequence Spread Spectrum Baseband Processor

HFA3860
I and Q A/D AC Electrical Specifications (Note 9)
PARAMETER
MIN
TYP
Full Scale Input Voltage (V_P-P)
Input Bandwidth (-0.5dB)
0.25
0.50
-
20
Input Capacitance
-
5
Input Impedance (DC)
5
-
FS (Sampling Frequency)
-
-
RSSI A/D Electrical Specifications (Note 9)
PARAMETER
Full Scale Input Voltage (V_P-P)
Input Bandwidth (0.5dB)
Input Capacitance (DC)
Input Impedance
Test Circuit
MIN
TYP
-
-
1MHz
-
-
7pF
1M
-
DUT
(NOTE 24)
S₁
C_L
(NOTE 23)
IOH ^± 1.5V
IOL
NOTES:
23. Includes Stray and JIG Capacitance.
24. Switch S1 Open for I_CCSB and I_CCOP.
EQUIVALENT CIRCUIT
FIGURE 19. TEST LOAD CIRCUIT
MAX
1.0
-
-
-
22
MAX
1.15
-
-
-
SCLK
SDI, R/W, SD, CS
t_SCS
SD (AS OUTPUT)
R/W
t_SCP
t_SCW
t_SCW
t_SCH
t_SCD
SD
t_SCED
t_SCED
FIGURE 20. SERIAL CONTROL PORT SIGNAL TIMING
UNITS
V
MHz
pF
kΩ
MHz
UNITS
V
MHz
pF
MΩ
4-38