UMA1015M 데이터 시트보기 (PDF) - Philips Electronics

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UMA1015M

Low-power dual frequency synthesizer for radio communications

Philips Electronics 

Philips Semiconductors

Low-power dual frequency synthesizer

for radio communications

Product specification

UMA1015M

CHARACTERISTICS

VDD1 = VDD2 = 2.6 to 5.5 V; VCC = 2.6 to 6.0 V; Tamb = 25 °C; unless otherwise specified.

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

Supply; (VDD1, VDD2 and VCC) voltage doubler disabled, external supply on VCC

VDD1, VDD2 digital supply voltage

VDD1 = VDD2

2.6

−

IDD1 + IDD2 total digital supply current fXTAL = 12.8 MHz;

−

8.5

from VDD1 and VDD2

both synthesizers on;

VDD1 = VDD2 = 3 V

fXTAL = 12.8 MHz;

−

−

both synthesizers on;

VDD1 = VDD2 = 5.5 V

IDDpda,

total digital supply current fXTAL = 12.8 MHz; one

−

5.5

IDDpdb

from VDD1 and VDD2 with synthesizer powered down;

one synthesizer in

VDD1 = VDD2 = 3 V

power-down mode

fXTAL = 12.8 MHz; one

−

−

synthesizer powered down;

VDD1 = VDD2 = 5.5 V

IDDpd

digital supply current in both synthesizers powered −

−

power-down mode

down; VHPD = 0 V

VCC

charge pump supply

VCC ≥ VDD

voltage

2.6

−

ICC

charge pump supply

both synthesizers on and in −

−

current

lock; fref = 12.5 kHz

ICCpd

charge pump supply

both synthesizers powered −

−

current in power-down down

mode

5.5

−

12.5

−

7.5

60

6.0

25

25

Voltage doubler enabled

IDD

IDDpd

VCCvd

total digital supply current fXTAL = 12.8 MHz; both

−

from VDD1 and VDD2

synthesizers on and in lock;

VDD1 = 3 V;

fdoubler = 16 MHz

8.5

12

total digital supply current both synthesizers powered −

0.25

0.4

in power-down mode from down; VDD1 = 3 V;

VDD1 and VDD2

VHPD = 0 V

charge pump supply

voltage

DC current drawn from

VCC = 50 µA

2VDD1 − 1.2 2VDD1 − 0.6 6.0

UNIT

V

mA

mA

mA

mA

µA

V

µA

µA

mA

mA

V

1995 Jun 22

8

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