UMA1005 查看數據表（PDF） - Philips Electronics
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UMA1005 Datasheet PDF : 24 Pages
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Philips Semiconductors
Dual low-power frequency synthesizer
Preliminary specification
UMA1005T
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
Charge pump PHP; normal mode (notes 5, 6 and 7); VRF = VDD
IPHP(N) output current
∆IPHP(N) relative output current
variation
IRN = −62.5 µA;
440
VPHP = 1⁄2VDD; note 2
IRN = −25 µA; VPHP = 1⁄2VDD 175
IRN = −62.5 µA; note 3
−
∆IPHP(N M) output current matching
IRN = −62.5 µA;
−
VPHP = 1⁄2VDD;
notes 2 and 4
550
660
220
265
2
6
−
±50
Charge pump PHP; speed-up mode (notes 5, 6 and 8); VRF = VDD
IPHP(S) output current
∆IPHP(S)
relative output current
variation
IRN = −62.5 µA;
VPHP = 1⁄2VDD; note 2
IRN = −25 µA; VPHP = 1⁄2VDD
IRN = −62.5 µA;
notes 2 and 3
∆IPHP(S M) output current matching
IRN = −62.5 µA;
VPHP = 1⁄2VDD;
notes 2 and 4
2.20
0.85
−
−
2.75
3.30
1.1
1.35
2
6
−
±250
Charge pump PHI; speed-up mode (notes 5, 6 and 9); VRF = VDD
IPHI(S) output current
∆IPHI(S)
relative output current
variation
IRN = −62.5 µA;
VPHI = 1⁄2VDD; note 2
IRN = −25 µA; VPHI = 1⁄2VDD
IRN = −62.5 µA;
notes 2 and 3
4.4
1.75
−
5.5
6.6
2.2
2.65
2
8
∆IPHI(S M) output current matching
IRN = −62.5 µA;
−
VPHI = 1⁄2VDD; notes 2 and 4
−
±500
Fractional compensation PHP; normal mode (notes 5, 10 and 11); VRN = VDD; VPHP = 1⁄2VDD
IPHP(F N)
fractional compensation
output current PHP as a
function of FRD
IRF = −62.5 µA;
FRD = 1 to 7;
notes 2 and 12
−675
−500
−325
IRF = −25 µA; FRD = 1 to 7; −270
note 12
−200
−130
Fractional compensation PHP; speed-up mode (notes 5, 11 and 13); VRN = VDD; VPHP = 1⁄2VDD
IPHP(F S)
fractional compensation
output current PHP as a
function of FRD
IRN = −62.5 µA;
FRD = 1 to 7;
notes 2 and 12
−3.35
−2.50 −1.65
IRN = −25 µA; FRD = 1 to 7; −1.35
note 12
−1.00 −0.65
UNIT
µA
µA
%
µA
mA
mA
%
µA
mA
mA
%
µA
nA
nA
µA
µA
November 1994
15
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