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參數資料
| 型號： | UMA1015AM |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | XO, clock |
| 英文描述： | Low-power dual frequency synthesizer for radio communications |
| 中文描述： | PLL FREQUENCY SYNTHESIZER, 1100 MHz, PDSO20 |
| 文件頁數： | 8/24頁 |
| 文件大?。?/td> | 159K |
| 代理商： | UMA1015AM |
1997 Sep 03
8
Philips Semiconductors
Product specification
Low-power dual frequency synthesizer
for radio communications
UMA1015AM
CHARACTERISTICS
V
DD1
= V
DD2
= 2.7 to 5.5 V; V
CC
= 2.7 to 6.0 V; T
amb
= 25
°
C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supplies; (V
DD1
, V
DD2
and V
CC
) voltage doubler disabled, external supply on V
CC
V
DD1
, V
DD2
digital supply voltage
I
DD1
+ I
DD2
total digital supply current
from V
DD1
and V
DD2
V
DD1
= V
DD2
f
XTAL
= 12.8 MHz;
both synthesizers on;
V
DD1
= V
DD2
= 3 V
f
XTAL
= 12.8 MHz;
both synthesizers on;
V
DD1
= V
DD2
= 5.5 V
f
XTAL
= 12.8 MHz; one
synthesizer powered down;
V
DD1
= V
DD2
= 3 V
f
XTAL
= 12.8 MHz; one
synthesizer powered down;
V
DD1
= V
DD2
= 5.5 V
f
XTAL
= 12.8 MHz; V
HPD
= 0 V;
sPBF = 1; V
DD1
= V
DD2
= 3 V
f
XTAL
= 12.8 MHz; V
HPD
= 0 V;
sPBF = 1; V
DD1
= V
DD2
= 5.5 V
both synthesizers powered
down; V
HPD
= 0 V; sPBF = 0
V
CC
≥
V
DD
2.7
8.7
5.5
V
mA
12.5
mA
I
DDpda
,
I
DDpdb
total digital supply current
from V
DD1
and V
DD2
with
one synthesizer in
power-down mode
5.0
mA
7.5
mA
I
DD(xtal)
digital supply current from
V
DD1
with both
synthesizers powered
down and crystal buffer on
0.5
mA
1.15
mA
I
DDpd
digital supply current in
power-down mode
charge pump supply
voltage
charge pump supply
current
charge pump supply
current in power-down
mode
60
μ
A
V
CC
2.7
6.0
V
I
CC
both synthesizers on and in
lock; f
ref
= 12.5 kHz
both synthesizers powered
down
25
μ
A
I
CCpd
25
μ
A
Voltage doubler enabled
I
DD
total digital supply current
from V
DD1
and V
DD2
f
XTAL
= 12.8 MHz; both
synthesizers on and in lock;
V
DD1
= 3 V; f
RF
= 900 MHz
both synthesizers powered
down; V
DD1
= 3 V; V
HPD
= 0 V;
sPBF = 0
DC current drawn from
V
CC
= 50
μ
A; f
RF
> 100 MHz
9.2
12
mA
I
DDpd
total digital supply current
in power-down mode from
V
DD1
and V
DD2
charge pump supply
voltage
0.25
0.4
mA
V
CCvd
4.2
2V
DD1
0.6 6.0
V
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