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U2782B Datasheet, PDF (3/10 Pages) TEMIC Semiconductors – 1100 MHz Twin PLL
U2782B
Thermal Resistance
Junction ambient
Parameters
SSO20
Symbol
Rthja
Value
140
Unit
K/W
Electrical Characteristics
Tamb = 25_C, VS = 2.7 to 5.5 V, VScp = 5 V, unless otherwise specified
Parameters
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ DC Supply
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Supply current
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Supply current
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ Supply current CP
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ PLL 1 + PLL2
Test conditions
Symbol Min.
Typ.
Max.
Unit
VS = 3V, SPD1 = SPD2 = 0
IS
0.5
0.8
1.1
mA
VS = 3V, SPD1 = SPD2 = 1
IS
7
11
13
mA
VCP = 5 V, PLL in lock
ICP
0
1
10
µA
condition
Input voltage
fRFi1 = 200 – 1100 MHz
VRFi1
20
200 mVRMS
Scaling factor prescaler
SPSC
64/65
Scaling factor main
counter
SM
5
2047
Scaling factor swallow
counter
SS
0
63
Reference counter
SR
5
4096
Reference oscillator
Recommended crystal
10
200
W
series resistance
External reference input AC coupled sinewave
frequency
RF/2 = 0
OSCi
1
20
MHz
RF/2 = 1
1
40
External reference input
amplitude
AC coupled sinewave 2)
OSCi
100
mVRMS
Logic input levels (Clock, Data, Enable, HPD1, HPD2, 5I)
High input level
ViH
1.5
V
Low input level
High input current
Low input current
ViL
0
IiH
–5
IiL
–5
0.4
V
5
mA
5
mA
Logic output levels (Port 0, 1, 2, 3, 4, Lock)
Leakage current
VOH = 5.5 V
IL
10
mA
Saturation voltage
IOL = 0.5 mA
VSL
0.4
V
Charge pump output (Rset = tbd.)
Source current
x VCP VScp/2
PLL2
–1
5I = L
PLL1
Isource
–0.2
mA
5I = H
PLL1
–1
Sink current
x VCP VScp/2
PLL2
1
5I = L
PLL1
Isink
0.2
mA
Leakage current
5I = H
PLL1
x VCP VScp/2
IL
"1
5
nA
W 1) RMS voltage at 50 ; 2) OSCo is open if an external reference frequency is applied
TELEFUNKEN Semiconductors
Rev. A4, 17-Oct-97
3 (10)