參數(shù)資料
型號(hào)： L64733C-44
廠商： LSI CORP
元件分類： 消費(fèi)家電
英文描述： SPECIALTY CONSUMER CIRCUIT, PQCC44
封裝： 7 X 7 MM, 0.90 MM HEIGHT, QFN-44
文件頁(yè)數(shù)： 19/52頁(yè)
文件大?。?/td> 552K
代理商： L64733C-44
26
L64733C/L64734 Tuner and Satellite Receiver Chipset
PSOUTp, PSOUTn Output
Voltage High
PSOUTp, PSOUTn differential swing
around VCM. Driving LSI PECL Load
(
±10 A), LOBUF = 0
150
215
–
mV
PSOUTp, PSOUTn Output
Voltage Low
PSOUTp, PSOUTn differential swing
around VCM, driving 100
differential LOBUF = 1
–
140
100
mV
PSOUTp, PSOUTn Output
Voltage High
PSOUTp, PSOUTn differential swing
around VCM, driving 100
differential. LOBUF is asserted.
100
140
–
mV
Synthesizer/Local Oscillator Buffer
Prescaler Ratio
MOD = High
32
–
32
–
MOD = Low
33
–
33
–
LO Buffer Division Ratio
LOBUF = High, LODIV = Low
2
–
LOBUF = High, LODIV = High
1
–
Reference Divider Ratio
8
–
8
–
Charge Pump Output High
Current (at FB)
CPG1, CPG2 = 0, 0
0.08
0.1
0.12
mA
CPG1, CPG2 = 0, 1
0.24
0.3
0.36
mA
CPG1, CPG2 = 1, 0
0.48
0.6
0.72
mA
CPG1, CPG2 = 1, 1
1.44
1.8
2.16
mA
Charge Pump Output Low
Current (at FB)
CPG1, CPG2 = 0, 0
0.12
-0.1
0.08
mA
CPG1, CPG2 = 0, 1
0.36
-0.3
0.24
mA
CPG1, CPG2 = 1, 0
0.72
-0.6
0.48
mA
CPG1, CPG2 = 1, 1
2.16
-1.8
1.44
mA
Charge Pump Output
Leakage Current
25
–
25
nA
Charge Pump
Positive-to-Negative Current
Matching
FB self-biased.
5–
5
%
Charge Pump Output
Transistor Base Current Drive
100
–
A
Table 3
DC Characteristics of the L64733C (Cont.)
Parameter
Condition
Min
Typ
Max
Units
(Sheet 2 of 3)
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