UMA1020AM Datasheet, PDF (9/20 Pages) NXP Semiconductors – Low-voltage dual frequency synthesizer for radio telephones

Philips Semiconductors
Low-voltage dual frequency
synthesizer for radio telephones
Product specification
UMA1020AM
CHARACTERISTICS
V_DD1 = V_DD2 = 2.7 to 5.5 V; V_CC = 2.7 to 5.5 V; T_amb = 25 °C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
Supply; pins 4, 5 and 18
V_DD
digital supply voltage
V_DD1 = V_DD2
V_CC
analog supply voltage
V_CC ≥ V_DD
I_DD
principal synthesizer digital
V_DD = 5.5 V
supply current
2.7
−
2.7
−
−
9
auxiliary synthesizer digital supply V_DD = 5.5 V
current
−
2.7
I_CC
charge pumps supply current
V_CC = 5.5 V;
R_ext =12 kΩ
−
0.4
I_CCPD, I_DDPD current in power-down mode per logic levels 0 or V_DD
−
12
supply
RF principal main divider input; pin 6
f_VCO
V_6(rms)
RF input frequency
AC-coupled input signal level
(RMS value)
Z_I
C_I
R_pm
f_PPCmax
input impedance (real part)
typical pin input capacitance
principal main divider ratio
maximum principal phase
comparator frequency
f_PPCmin
minimum principal phase
comparator frequency
R_s = 50 Ω
f_VCO = 1.7 GHz
indicative, not tested
1 000
100
−
−
512
−
−
1 500
−
300
2
−
2 000
10
Auxiliary main divider input; pin 15
f_AI
V_15(rms)
input frequency
AC-coupled input signal level
(RMS value)
Z_I
C_I
R_am
f_APCmax
f_APCmin
input impedance (real part)
typical pin input capacitance
auxiliary main divider ratio
maximum auxiliary loop
comparison frequency
minimum auxiliary loop
comparison frequency
20
R_s = 50 Ω;
50
2.7 V < V_DD < 3.5 V
R_s = 50 Ω;
100
3.5 V < V_DD < 5.5 V
f_AI = 100 MHz
−
indicative, not tested −
64
−
−
−
−
−
1
2
−
2 000
10
MAX.
5.5
5.5
11
4.0
1.0
50
1 700
500
−
−
131 071
−
−
300
500
500
−
−
16 383
−
−
UNIT
V
V
mA
mA
mA
µA
MHz
mV
Ω
pF
kHz
kHz
MHz
mV
mV
kΩ
pF
kHz
kHz
1995 Jul 06
9