參數(shù)資料
型號: PS2500AIT
廠商: Electronic Theatre Controls, Inc.
元件分類: XO, clock
英文描述: Low-Power Direct Digital Modulation Frequency Synthesizer
中文描述: 低功耗直接數(shù)字調(diào)制頻率合成器
文件頁數(shù): 17/28頁
文件大小: 184K
代理商: PS2500AIT
PS2500 2.2 GHz Fractional-N Frequency Synthesizer
- 17 -
Philsar Semiconductor Inc.
146 Colonnade Road S.
Nepean, Ontario, Canada
K2E 7Y1
Tel: 613-274-0922
Fax: 613-274-0915
www.philsar.com
PMP-001-DS2 V1.2
Table 6: Phase Detectors and Charge Pumps
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Units
F
ref_main
Main phase detector frequency
-
-
25
MHz
F
ref_aux
Auxiliary phase detector frequency
I
cp-source
Charge pump output source current
V
CP
= 0.5VCC
cp
125
-
1000
μ
A
I
cp-sink
Charge pump output sink current
-125
-
-1000
I
cp-accuracy
-
-
-
+/- 20
-
%
I
cp
vs. V
cp
Charge pump output voltage
linearity range
0.5V
V
CP
(VCC
cp
- 0.5V)
T = 25
°
C
Gnd + 400
-
VCC
cp
-
400
mV
I
cp
vs. T
Charge pump current vs.
temperature
VCP = 0.5VCC
cp
-40
°
C < T < +85
°
C
-
-
5
%
I
cp
vs. V
cp
Charge pump current vs. voltage
0.5V
V
CP
(VCC
cp
- 0.5V)
T = 25
°
C
-
-
8
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