![](http://datasheet.mmic.net.cn/370000/UPD2845GR-E1_datasheet_16740648/UPD2845GR-E1_5.png)
5
P
PD2845GR
ELECTRICAL CHARACTERISTICS
DC PERFORMANCE (Unless otherwise specified, V
DD1
= 1.00 V to 1.15 V, V
DD2
= 2.70 to 3.30 V, T
A
=
e
10 to +50 °C)
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
CONDITIONS
Supply Voltage
V
DD1
1.00
1.05
1.15
V
PLL Operation
V
DD2
2.70
3.0
3.30
V
P/D Charge pump block
Circuit Current
I
DD1
1.3
2.2
mA
f
in
= 70 MHz, 0.2 V
P-P
.
fx’tal = 12.8 MHz X’tal OSC IN.
V
DD1
= 1.0 V to 1.1 V
V
DD2
= 2.85 V to 3.15 V
Data Retain Current
I
DR
1.0
10
P
A
No Input Signal, V
DD1
= 1.1 V
High Level Output Current1
*1
I
OH1
e
1.0
mA
EO, EOP pin. V
DD2
= 2.85 V
V
OH
= V
DD2
e
0.5 V
High Level Output Current2
*1
I
OH2
e
0.5
mA
XO pin. V
OH
= V
DD1
e
0.5 V
High Level Output Current3
*1
I
OH3
e
0.1
mA
FR pin. V
OH
= V
DD1
e
0.5 V
Low Level Output Current1
*2
I
OL1
1.0
mA
EO, EON pin. V
DD2
= 2.85 V
V
OL
= 0.5 V
Low Level Output Current2
*2
I
OL2
0.4
mA
XO pin. V
OL
= 0.5 V
Low Level Output Current3
*2
I
OL3
0.4
mA
FR pin. V
OL
= 0.5 V
High Level Input Current1
*2
I
IH1
0.4
P
A
F
IN
, XI pin. V
IH
= V
DD1
1.0 V
Low Level Input Current1
*1
I
IL1
e
0.4
P
A
F
IN
, XI pin. V
IL
= 0 V, V
DD1
1.0 V
High Level Input Current2
*2
I
IH2
1.0
P
A
DATA, CLK, LE, PS pin. V
IH1
= 3.85 V
High Level Input Voltage1
V
IH1
0.8
u
V
DD1
4.0
V
DATA, CLK, LE, PS pin.
Low Level Input Voltage1
V
IL1
0
0.2
u
V
DD1
V
DATA, CLK, LE, PS pin.
High Level Input Voltage2
V
IH2
0.8
u
V
DD1
V
DD1
V
RESET pin.
Low Level Input Voltage2
V
IL2
0
0.2
u
V
DD1
V
RESET pin.
Output Leak Current
I
L
10
e
4
r
1.0
P
A
EO, EOP, EON pin.
V
DD1
= 1.0 V to 1.1 V
V
DD2
= 2.85 V to 3.15 V
*1
*2
Current from IC
Current into IC
AC PERFORMANCE (Unless otherwise specified, V
DD1
= 1.00 V to 1.15 V, V
DD2
= 2.70 to 3.30 V, T
A
=
e
10 to +50
q
C)
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
CONDITIONS
Input frequency 1
f
in1
10
70
MHz
F
IN
pin, V
in
= 0.2 V
P-P
Input frequency 2
f
in2
10
94
MHz
F
IN
pin, V
in
= 0.2 V
P-P
,
V
DD1
= 1.05 V to 1.15 V
Reference Oscillating Frequency
f
x’tal
12.8
MHz
XI, XO pin