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DS8908B Datasheet(PDF) 2 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # DS8908B
Description  AM/FM Digital Phase-Locked Loop Frequency Synthesizer
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

DS8908B Datasheet(HTML) 2 Page - National Semiconductor (TI)

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Absolute Maximum Ratings (Note 1)
If MilitaryAerospace specified devices are required
please contact the National Semiconductor Sales
OfficeDistributors for availability and specifications
Supply Voltage
(VCC1)(VCCM)7V
(VCC2)
17V
Input Voltage
7V
Output Voltage
7V
Storage Temperature Range
b
65 Cto a150 C
Lead Temperature (Soldering 4 seconds)
260 C
Operating Conditions
Min
Max
Units
VCC1
45
55
V
VCC2
VCC1 a 15
150
V
VCCM
35
55
V
Temperature TA
b
40
a
85
C
DC Electrical Characteristics (Notes 2 and 3)
Symbol
Parameter
Conditions
Min
Typ
Max
Units
VIH
Logical ‘‘1’’ Input Voltage
20
V
IIH
Logical ‘‘1’’ Input Current
VIN
27V
0
10
m
A
VIL
Logical ‘‘0’’ Input Voltage
08
V
IIL
Logical ‘‘0’’ Input Current
Data Clock and ENABLE Inputs VIN
0V
b
5
b
25
m
A
IOH
Logical ‘‘1’’ Output Current
VOH
55V
50
m
A
All Bit Outputs 50 Hz Output
198 MHz Output
VOH
24V VCCM
45V
b
250
m
A
VOL
Logical ‘‘0’’ Output Voltage
IOL
5 mA
05
V
All Bit Outputs
50 Hz Output 198 MHz Output
IOL
250 mA
05
V
198 MHz Output
IOL
20 mA TA l 70 C
03
V
IOL
20 mA TA s 70 C
04
V
ICC1
Supply Current (VCC1)
All Bit Outputs High
160
mA
ICCM
VCCM Supply Current
VCCM
55V All Other Pins Open
25
40
mA
IOUT
Charge Pump Ougtput Current
333k s RPROG s 333k
Pump Up
b
20
IPROG
a
20
%
IOUT Measured between
Pump Down
b
20
IPROG
a
20
%
Pin 17 and Pin 18
TRI-STATE
011
nA
IPROG
VCC1 2 RPROG
ICC2
VCC2 Supply Current
VCCM
5V VCC1
55V VCC2
15V
67
11
mA
All Other Pins Open
OPVOH
Op Amp Minimum High Level
VCC1
45V IOH
b
750 mAVCC2 b04
V
OPVOL
Op Amp Maximum Low Level
VCC1
55V IOL
750 mA
06
V
CPOBIAS Charge Pump Bias Voltage
CPO Shorted to Op Amp Output
Delta
CPO
TRI-STATE
100
mV
Op Amp IOL 750 mAvs b750 mA
AC Electrical Characteristics VCC
5V TA
25 C tr s 10 ns tf s 10 ns
Symbol
Parameter
Conditions
Min
Typ
Max
Units
VIN(MIN)(F)
FIN Minimum Signal Input
AM and FM Inputs b40 C s TA s 85 C
20
100
mV(rms)
VIN(MAX)(F)
FIN Maximum Signal Input
AM and FM Inputs b40 C s TA s 85 C
1000
1500
mV(rms)
FOPERATE
Operating Frequency Range
VIN
100 mV rms
AM
05
15
MHz
(Sine Wave Input)
b
40 C s TA s 85 C
FM
80
120
MHz
RIN(FM)
AC Input Resistance FM
120 MHz VIN
100 mV rms
600
X
RIN(AM)
AC Input Resistance AM
15 MHz VIN
100 mV rms
1000
X
CIN
Input Capacitance FM and AM
VIN
120 MHz (FM) 15 MHz (AM)
3
6
10
pF
tEN1
Minimum ENABLE High
625
1250
ns
Pulse Width
2


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