UMA1018M Datasheet, PDF (10/20 Pages) NXP Semiconductors – Low-voltage dual frequency synthesizer for radio telephones

Philips Semiconductors
Low-voltage dual frequency
synthesizer for radio telephones
Product specification
UMA1018M
SYMBOL
PARAMETER
CONDITIONS
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 phase
comparator frequency
minimum auxiliary phase
comparator frequency
R_s = 50 Ω;
2.7 V < V_DD < 4.5 V;
T_amb = −30 to +85°C
R_s = 50 Ω;
2.7 V < V_DD < 5.5 V;
T_amb = −20 to +85°C
f_AI = 100 MHz
indicative, not tested
Crystal reference divider input; pin 8
f_XTAL
V_8(rms)
Z_I
C_I
R_pr
R_ar
crystal reference input frequency
sinusoidal input signal level
(RMS value)
input impedance (real part)
typical pin input capacitance
principal reference divider ratio
auxiliary reference divider ratio
4.0 V < V_DD < 5.5 V
2.7 V < V_DD < 5.5 V
f_XTAL = 30 MHz
indicative, not tested
Charge pump current setting resistor input; pin 14
R_ext
external resistor from pin 14 to
ground
V₁₄
regulated voltage at pin 14
R_ext = 12 kΩ
Charge pump outputs; pins 17, 3 and 2; R_ext = 12 kΩ
I_Ocp
charge pump output current error
I_match
I_Lcp
sink-to-source current matching
charge pump off leakage current
V_cp in range
V_cp = ¹â„₂V_CC
V_cp
charge pump voltage compliance
Interface logic input signal levels; pins 13, 12, 11 and 1
V_IH
HIGH level input voltage
V_IL
LOW level input voltage
I_bias
input bias current
C_I
input capacitance
logic 1 or logic 0
indicative, not tested
MIN.
20
50
100
−
−
64
−
−
5
50
50
−
−
8
8
12
−
−25
−
−5
0.4
0.7V_DD
−0.3
−5
−
TYP.
−
−
−
1
2
−
2 000
10
−
−
−
6
2
−
−
−
1.15
−
±5
±1
−
−
−
−
2
MAX. UNIT
300
MHz
500
mV
500
mV
−
kΩ
−
pF
16 383
−
kHz
−
kHz
40
500
250
−
−
2 047
2 047
MHz
mV
mV
kΩ
pF
60
kΩ
−
V
+25
%
−
%
+5
nA
V_CC − 0.4 V
V_DD + 0.3 V
0.3V_DD V
+5
µA
−
pF
1995 Jun 27
10