SP8855E Просмотр технического описания (PDF) - Zarlink Semiconductor Inc
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SP8855E Datasheet PDF : 14 Pages
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SP8855E Advance Information
Electrical Characteristics
Guaranteed over the full temperature and supply voltage range (unless otherwise stated)
Temperature
T
amb
for
KG
parts
-55°C
and
+100°C,
Temperature T for IG parts
amb
-40°C and +85°,
Temperature Tcase for
MA part -55°C and +125°C Supply Voltage = 4.75V and 5.25V
Characteristics
Supply current15, 26
Pin
Value
Units
Min
Typ Max
180
240
mA
Conditions
RF input sensitivity
13, 14
-5.0
+7.0
dBm
100MHz to 2.8/2.7GHz See Fig. 3
RF division ratio
13,14,24
56
16383
Reference division ratio
28, 25
1
1023
Comparison frequency
28,24,25
50
MHz
Reference input frequency
28
10
100
MHz
Reference division ratio ≥ 2 at frequencies
>50MHz also see Note 1.
Reference input voltage
28
630
1200
2000 mV p-p Sine Wave 10-100MHz
F /F output voltage high
ref pd
Fred/Fpd output voltage low
Lock detect output voltage
Charge pump current at
multiplication factor = 1
Charge pump current at
multiplication factor = 1.5
Charge pump current at
multiplication factor = 2.5
Charge pump current at
multiplication factor = 4.0
Input bus high logic level
24, 25
24, 25
17
19,20,21 ±1.4
19,20,21 ±2.0
19,20,21 ±3.4
19,20,21 ±5.4
1-11, 22
3.5
23, 29-44
- 0.8
- 1.4
300
±1.5
±2.3
±3.8
±6.1
500
±1.7
±2.5
±4.6
±6.5
Vwrt V
CC
Vwrt VCC
mV
mA
mA
mA
mA
V
2.2K to 0V
2.2K to 0V
I = 3mA
OUT
Vpin 20 = Vpin 21,
Ipin 19 = 1.6mA
V =V
pin 20
pin 21,
I = 1.6mA
pin 19
Vpin 20 = Vpin 21,
Ipin 19 = 1.6mA
Vpin 20 = Vpin 21,
Ipin 19 = 1.6mA
Input bus low logic level
1-11, 22
23,29-44
1
V
Input bus current source
1-11,22
23,29-44
-200
µA
V = 0V
IN
Input bys current sink
1-11, 22
23,29-44
10
µA
VIN = VCC
Up down current matching
20
Charge pump reference
21
voltage
±5
%
VCC-0.5
V
Vpin 20 = Vpin 21,
Ipin 19 = 1.6mA
Ipin 19 =1.6mA current
multiplication factor = 1
Charge pump reference
voltage
21
VCC-1.6
V
Ipin 19 =1.6mA current
multiplication factor = 4
Rset current
19
0.5
2
mA
See Note 2
Rset Voltage 19
1.6
V
Ipin 19 = 1.6mA
Notes: 1. Lower reference frequencies may be used if slew rates are maintained.
2. Pin 19 current x multiplication factor must be less than 5mA if charge pump accuracy is to be maintained.
4
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