CXD3018Q/R
2. AC Characteristics
(1) XTAI pin
(a) When using self-excited oscillation
(VDD = AVDD = 3.3 ± 0.3V, Topr = –20 to +75°C)
Unit
Item
Symbol
fMAX
Min.
7
Typ.
Max.
34
Oscillation
frequency
MHz
(b) When inputting pulses to XTAI pin
(VDD = AVDD = 3.3 ± 0.3V, Topr = –20 to +75°C)
Typ.
Max.
500
Unit
ns
Item
Symbol
Min.
13
High level pulse
width
tWHX
tWLX
t
CK
Low level pulse
width
ns
ns
V
13
26
500
Pulse cycle
1,000
Input high level
Input low level
VIHX
VILX
VDD – 1.0
V
0.8
10
Rise time, fall
time
ns
tR, t
F
tCX
tWLX
tWHX
VIHX
VIHX × 0.9
VDD/2
XTAI
VIHX × 0.1
VILX
tR
tF
(c) When inputting sine waves to XTAI pin via a capacitor
(VDD = AVDD = 3.3 ± 0.3V, Topr = –20 to +75°C)
Typ.
Max.
Unit
Item
Symbol
Min.
2.0
Input amplitude
VI
VDD + 0.3 Vp-p
– 10 –
ETC [ ETC ]
