參數(shù)資料
型號： X9470
廠商： Intersil Corporation
英文描述： RF Power Amplifier (PA) Bias Controller
中文描述： 射頻功率放大器（PA）的偏置控制器
文件頁數(shù)： 4/25頁
文件大?。?/td> 542K
代理商： X9470
R
TOTAL
End to End Resistance
8
Number Taps or Positions
V
RH
RH
REF
Terminal Voltage
AGND
V
RL
RL
REF
Terminal Voltage
AGND
V
RW
RW
REF
Terminal Voltage
AGND
Power Rating
(10)
4 of 25
REV 11.16 3/20/03
www.xicor.com
Preliminary Information
X9470
COMPARATOR
Recommended Operating Conditions: (Vcc, V+ = 4.75 to 5.25V; Vsense+, Vsense- = 26V; T
A
= -40°C to +85°C, unless
otherwise noted.)
SR
(10)
Slew Rate of Instrumentation Amp
0.2
V/μS
V
SENSE
= 20mV step,
Cout = 10pF Measured at
V
OUT
(1,3)
V
SENSE
= 20mV step, Cout =
10pF, settling to 1% of final value
Measured at V
OUT
(1,3)
For both Gain 1 and Gain 2
For both Gain 1 and Gain 2
Gain = 20
Gain = 50
Gain = 20
T
settle
(10)
Setting time of Instrumentation Amp
5.0
μS
CMRR
PSRR
V
OUT
Range
Common Mode Rejection Ratio
Power Supply Rejection Ratio
V
OUT
Voltage Swing
40
55
dB
dB
V
V
mV
0.3
0.3
1.8
3.0
V
OUT
Noise
(10)
I
VSENSE
(10)
V
OUT
Voltage Noise, rms
3
V
SENSE+
, V
SENSE-
Input Bias
Current
V
SENSE+
, V
SENSE-
Input
Capacitance
250
μA
T
A
= 25°C
C
VSENSE
(10)
10
pF
Each Input
Symbol
VOL
Io
(10)
Vos
(10)
Tpd
(10)
Parameter
Limits
Typ.
Test Conditions/Notes
IOL = 1mA
INC/DEC
pin, open drain
Vcc = 5 V
INC/DEC
pin with 2K
pull up
Min.
Max. Units
0.4
3
Output Voltage Low on the
INC/DEC
pin
Output sink Current
Input Hysteresis
Response Time for propagation delay
V
mA
mV
μ
S
20
2
VREF DCP CIRCUIT BLOCK
Recommended Operating Conditions: (Vcc, V+ = 4.75 to 5.25V; Vsense+, Vsense- = 26V; T
A
= -40°C to +85°C,
unless otherwise noted.)
Symbol
Parameter
Limits
Test Conditions/Notes
Min.
Typ.
10
Max.
12
64
V
+
V
+
V
+
Units
K
V
V
V
AGND
= 0V
AGND
= 0V
AGND
= 0V
R
TOTAL
=
10 K
2.5
mW
ELECTRICAL CHARACTERISTICS
INSTRUMENTATION AMPLIFIER (CONTINUED)
Recommended Operating Conditions: (Vcc, V+ = 4.75 to 5.25V; Vsense+, Vsense- = 26V; T
A
= -40°C to +85°C,
unless otherwise noted.)
Symbol
Parameter
Limits
Test Conditions/Notes
Min. Typ. Max. Units
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