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X9470 Datasheet(PDF) 4 Page - Xicor Inc.

Part # X9470
Description  RF Power Amplifier (PA) Bias Controller
PDF  25 Pages
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Manufacturer  XICOR [Xicor Inc.]
Direct Link  http://www.xicor.com
Logo XICOR - Xicor Inc.

X9470 Datasheet(HTML) 4 Page - Xicor Inc.

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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; TA = -40°C to +85°C, unless
otherwise noted.)
SR(10)
Slew Rate of Instrumentation Amp
0.2
V/µS
∆VSENSE = 20mV step,
Cout = 10pF Measured at
VOUT
(1,3)
Tsettle
(10)
Setting time of Instrumentation Amp
5.0
µS
∆VSENSE = 20mV step, Cout =
10pF, settling to 1% of final value
Measured at VOUT
(1,3)
CMRR
Common Mode Rejection Ratio
40
dB
For both Gain 1 and Gain 2
PSRR
Power Supply Rejection Ratio
55
dB
For both Gain 1 and Gain 2
VOUT
Range
VOUT Voltage Swing
0.3
1.8
V
Gain = 20
0.3
3.0
V
Gain = 50
VOUT
Noise(10)
VOUT Voltage Noise, rms
3
mV
Gain = 20
IVSENSE
(10)
VSENSE+, VSENSE- Input Bias
Current
250
µA
TA = 25°C
CVSENSE
(10)
VSENSE+, VSENSE- Input
Capacitance
10
pF
Each Input
Symbol
Parameter
Limits
Test Conditions/Notes
Min.
Typ.
Max. Units
VOL
Output Voltage Low on the
INC/DEC pin
0.4
V
IOL = 1mA
Io(10)
Output sink Current
3
mA
INC/DEC pin, open drain
Vos(10)
Input Hysteresis
20
mV
Vcc = 5 V
Tpd(10)
Response Time for propagation delay
2
µS
INC/DEC pin with 2K
Ω pull up
VREF DCP CIRCUIT BLOCK
Recommended Operating Conditions: (Vcc, V+ = 4.75 to 5.25V; Vsense+, Vsense- = 26V; TA = -40°C to +85°C,
unless otherwise noted.)
Symbol
Parameter
Limits
Test Conditions/Notes
Min.
Typ.
Max.
Units
RTOTAL End to End Resistance
8
10
12
K
Ω
Number Taps or Positions
64
VRH
RHREF Terminal Voltage
AGND
V+
V
AGND = 0V
VRL
RLREF Terminal Voltage
AGND
V+
V
AGND = 0V
VRW
RWREF Terminal Voltage
AGND
V+
V
AGND = 0V
Power Rating(10)
2.5
mW
RTOTAL =10 KΩ
ELECTRICAL CHARACTERISTICS
INSTRUMENTATION AMPLIFIER (CONTINUED)
Recommended Operating Conditions: (Vcc, V+ = 4.75 to 5.25V; Vsense+, Vsense- = 26V; TA = -40°C to +85°C,
unless otherwise noted.)
Symbol
Parameter
Limits
Test Conditions/Notes
Min. Typ. Max. Units



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