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UMA1022M Datasheet, PDF (9/20 Pages) NXP Semiconductors – Low cost dual frequency synthesizer for radio telephones
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Philips Semiconductors
Low cost dual frequency synthesizer for
radio telephones
Product specification
UMA1022M
CHARACTERISTICS
All values refer to the typical measurement circuit; Tamb = 25 °C; VDD = VDDX = 2.7 to 5.5 V; VCCA = VCCB = 2.7 to 5.5 V;
VCCA = VCCB ≥ VDD; unless otherwise specified. Characteristics for which only a typical value is given are not tested.
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX.
UNIT
Supplies; pins 5, 12, 16 and 19
VDD, VDDX digital and crystal reference supply VDD = VDDX;
2.7
3.0 5.5
V
voltages
VCCA = VCCB ≥ VDD
VCCA, VCCB charge pump supply voltages
VCCA = VCCB ≥ VDD
2.7
3.0 5.5
V
IDD
synthesizer digital supply current
VDD = 3 V; E = 1;
−
1.5 2.1
mA
ONA and ONB = 1
IDDX1
reference block supply current
VDDX = 3 V; XON = 0 −
0.25 0.4
mA
IDDX2
crystal oscillator and buffer currents VDDX = 3 V; XON = 1 −
1.5 1.8
mA
ICCA
RF synthesizer charge pump and
VCCA = 3 V;
−
8.1 9.8
mA
prescaler supply currents
ONA and ONB = 1
ICCB
IF synthesizer charge pump and
VCCB = 3 V;
−
4.8 5.7
mA
prescaler supply currents
ONA and ONB = 1
Itot(pd)
total supply currents
E = VDD; CLK and
−
40 80
µA
(ICCA(pd) + IDD(pd) + ICCB(pd) + IDDX(pd)) DATA = 0 V or VDD;
in power-down mode
ONA and ONB = 0;
XON = 0
RF main divider input; pin 15
fRF
VRF(rms)
RF input frequency
AC-coupled input signal level (RMS
value)
Rm
main divider ratio
Zi
input impedance (real part)
Ci
pin input capacitance
IF main divider input; pin 6
fIF
IF input frequency
VIF(rms)
AC-coupled input signal level
(RMS value)
Rm
main divider ratio
Zi
input impedance (real part)
Ci
pin input capacitance
300
fRF = 600 to 2100 MHz 35
fRF = 300 to 600 MHz 70
512
fRF = 2 GHz
−
−
VCCA = VCCB ≤ 4.0 V 50
50
fIF = 150 to 550 MHz 35
fIF = 100 to 150 MHz 50
fIF = 50 to 100 MHz
100
128
fIF = 400 MHz
−
−
−
2 100
−
225
−
225
−
65 535
60 −
2
−
MHz
mV
mV
Ω
pF
−
550
−
400
−
225
−
225
−
225
−
16 383
60 −
2
−
MHz
MHz
mV
mV
mV
Ω
pF
1998 Dec 09
9
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