WF5028 series
Electrical Characteristics
DC Characteristics
V
= 0.8 to 2.0V, V = 0V, Ta = −40 to +85°C unless otherwise noted.
SS
DD
Rating
typ
–
Parameter
Symbol
Condition
Unit
min
0.6
0.8
1.0
–
max
–
I
I
I
I
I
I
= – 0.7mA, V = 0.8V
DD
V
V
OH
OH
OH
OL
OL
OL
HIGH-level output voltage
LOW-level output voltage
V
Q: Measurement cct ꢀ
Q: Measurement cct ꢀ
= – ꢀmA, V = 1.1V
DD
–
–
OH
= – 5mA, V = 1.4V
DD
–
–
V
= 0.7mA, V = 0.8V
DD
–
0.2
0.ꢀ
0.4
–
V
V
= ꢀmA, V = 1.1V
DD
–
–
V
OL
= 5mA, V = 1.4V
DD
–
–
V
HIGH-level input voltage
LOW-level input voltage
V
INHN, Measurement cct 4
INHN, Measurement cct 4
0.7V
–
V
IH
DD
V
–
–
–
0.ꢀV
V
IL
DD
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
= V
= V
–
20
–
ꢁA
ꢁA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
ꢁA
MΩ
kΩ
OH
OL
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
Q: Measurement cct 5,
INHN = LOW, Ta = 25°C
Output leakage current
I
Z
20
–
–
SS
= 1.5V
1.7
1.ꢀ
0.9
1.5
1.1
0.8
1.ꢀ
1.0
0.6
1.2
0.9
0.55
1.1
0.8
0.5
1.1
0.8
0.5
1.1
0.8
0.5
–
2.6
2.0
1.4
2.ꢀ
1.7
1.2
2.0
1.5
0.9
1.8
1.4
0.9
1.7
1.2
0.8
1.7
1.2
0.8
1.7
1.2
0.8
100
10
5028×1 (f ), Measurement cct 1,
O
no load, INHN = open, f = 48MHz,
= 1.2V
= 0.9V
= 1.5V
= 1.2V
= 0.9V
= 1.5V
= 1.2V
= 0.9V
= 1.5V
= 1.2V
= 0.9V
= 1.5V
= 1.2V
= 0.9V
= 1.5V
= 1.2V
= 0.9V
= 1.5V
= 1.2V
= 0.9V
–
O
f
= 48MHz
OUT
–
–
5028×2 (f /2), Measurement cct 1,
O
no load, INHN = open, f = 48MHz,
–
O
f
= 24MHz
OUT
–
–
5028×ꢀ (f /4), Measurement cct 1,
O
no load, INHN = open, f = 48MHz,
–
O
f
= 12MHz
OUT
–
–
5028×4 (f /8), Measurement cct 1,
O
no load, INHN = open, f = 48MHz,
*1
Current consumption
I
–
DD
O
f
= 6MHz
OUT
–
–
5028×5 (f /16), Measurement cct 1,
O
no load, INHN = open, f = 48MHz,
–
O
f
= ꢀMHz
OUT
–
–
5028×6 (f /ꢀ2), Measurement cct 1,
O
no load, INHN = open, f = 48MHz,
–
O
f
= 1.5MHz
OUT
–
–
5028×7 (f /64), Measurement cct 1,
O
no load, INHN = open, f = 48MHz,
–
O
f
= 0.75MHz
OUT
–
Standby current
I
Measurement cct 1, INHN = LOW, Ta = 25°C
–
ST
R
0.4
ꢀ0
2
UP1
INHN pull-up resistance
Measurement cct 6
R
70
150
UP2
Oscillator feedback
resistance
R
50
100
200
kΩ
f
C
–
–
2
–
–
pF
pF
G
Design value (a monitor pattern on a wafer is tested),
Excluding parasitic capacitance.
Oscillator capacitance
C
12
D
*1. When loading the capacitance to Q pin, the charge and discharge current (I ) consumed by load capacitance (C ) is given by the following equation.
L
CL
(output frequency: f
OUT
= C × V × f
L DD OUT
)
I
CL
SEIKO NPC CORPORATION —7
NPC [ NIPPON PRECISION CIRCUITS INC ]
