X9470 Datasheet, PDF (4/24 Pages) Xicor Inc. – RF Power Amplifier (PA) Bias Controller

X9470
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
T_settle(10)
Parameter
Setting time of Instrumentation Amp
CMRR
PSRR
V_OUT Range
Common Mode Rejection Ratio
Power Supply Rejection Ratio
V_OUT Voltage Swing
V_OUT
Noise⁽¹⁰⁾
I_VSENSE(10)
C_VSENSE(10)
V_OUT Voltage Noise, rms
V_SENSE+, V_SENSE- Input Bias
Current
V_SENSE+, V_SENSE- Input
Capacitance
Limits
Min. Typ. Max. Units
Test Conditions/Notes
5.0
µS ∆V_SENSE = 20mV step, Cout =
10pF, settling to 1% of final value
Measured at V_OUT(1,3)
40
dB For both Gain 1 and Gain 2
55
dB For both Gain 1 and Gain 2
0.3
1.8 V Gain = 20
0.3
3.0 V Gain = 50
3
mV Gain = 20
250
µA T_A = 25°C
10
pF Each Input
COMPARATOR
Recommended Operating Conditions: (Vcc, V+ = 4.75 to 5.25V; Vsense+, Vsense- = 26V; T_A = -40°C to +85°C, unless
otherwise noted.)
Symbol
VOL
Io⁽¹⁰⁾
Vos⁽¹⁰⁾
Tpd⁽¹⁰⁾
Parameter
Output Voltage Low on the INC/DEC pin
Output sink Current
Input Hysteresis
Response Time for propagation delay
Min.
Limits
Typ. Max. Units
Test Conditions/Notes
0.4 V IOL = 1mA
3 mA INC/DEC pin, open drain
20
mV Vcc = 5 V
2
µS INC/DEC pin with 2kΩ pull up
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
R_TOTAL End to End Resistance
Number Taps or Positions
V_RH
V_RL
V_RW
RH_REF Terminal Voltage
RL_REF Terminal Voltage
RW_REF Terminal Voltage
Power Rating⁽¹⁰⁾
Resolution⁽¹⁰⁾
Absolute Linearity⁽⁶⁾
Relative Linearity⁽⁷⁾
Min.
8
AGND
AGND
AGND
-0.2
-0.2
Limits
Typ. Max.
10
12
64
V₊
V₊
V₊
2.5
1.6
+0.2
+0.2
Units
kΩ
Test Conditions/Notes
V
V
V
mW
%
MI⁽⁸⁾
MI⁽⁸⁾
AGND = 0V
AGND = 0V
AGND = 0V
R_TOTAL =10kΩ
4
FN8204.0
March 8, 2005