S1C60R08 TECHNICAL HARDWARE
EPSON
II-21
CHAPTER 6: ELECTRICAL CHARACTERISTICS
6.5 Oscillation Characteristics
The oscillation characteristics change depending on the conditions (components used, board pattern,
etc.). Use the following characteristics as reference values.
Target for S1C60N08 (OSC1 crystal oscillation circuit)
Item
Oscillation start voltage
Oscillation stop voltage
Built-in capacitance (drain)
Frequency/voltage deviation
Frequency/IC deviation
Frequency adjustment range
Harmonic oscillation start voltage
Permitted leak resistance
Symbol
Vsta
Vstp
CD
f/V
f/IC
f/CG
Vhho
Rleak
Unit
V
pF
ppm
V
M
Max.
5
10
-3.5
Typ.
20
45
Min.
-1.8
-10
35
200
Condition
tsta
≤5sec (VSS)
tstp
≤10sec (VSS)
Including the parasitic capacitance inside the chip
VSS=-1.8 to -3.5V
CG=5 to 25pF
(VSS)
Between OSC1 and VDD
Unless otherwise specified:
VDD=0V, VSS=-3.0V, Crystal: C-002R (CI=35k
), CG=25pF, CD=built-in, Ta=25°C
Target for S1C60A08 (OSC1 crystal oscillation circuit)
Item
Oscillation start voltage
Oscillation stop voltage
Built-in capacitance (drain)
Frequency/voltage deviation
Frequency/IC deviation
Frequency adjustment range
Harmonic oscillation start voltage
Permitted leak resistance
Symbol
Vsta
Vstp
CD
f/V
f/IC
f/CG
Vhho
Rleak
Unit
V
pF
ppm
V
M
Max.
5
10
-3.5
Typ.
20
45
Min.
-2.2
-10
35
200
Condition
tsta
≤5sec (VSS)
tstp
≤10sec (VSS)
Including the parasitic capacitance inside the chip
VSS=-2.2 to -3.5V
CG=5 to 25pF
(VSS)
Between OSC1 and VDD
Unless otherwise specified:
VDD=0V, VSS=-3.0V, Crystal: C-002R (CI=35k
), CG=25pF, CD=built-in, Ta=25°C
Target for S1C60A08 (OSC3 CR oscillation circuit)
Item
Oscillation frequency dispersion
Oscillation start voltage
Oscillation start time
Oscillation stop voltage
Symbol
fOSC3
Vsta
tsta
Vstp
Unit
%
V
msec
V
Max.
30
3
Typ.
480kHz
Min.
-30
-2.2
Condition
(VSS)
VSS=-2.2 to -3.5V
(VSS)
Unless otherwise specified:
VDD=0V, VSS=-3.0V, RCR=82k
, Ta=25°C
Target for S1C60A08 (OSC3 ceramic oscillation circuit)
Item
Oscillation start voltage
Oscillation start time
Oscillation stop voltage
Symbol
Vsta
tsta
Vstp
Unit
V
msec
V
Max.
5
Typ.
Min.
-2.2
Condition
(VSS)
VSS=-2.2 to -3.5V
(VSS)
Unless otherwise specified:
VDD=0V, VSS=-3.0V, Ceramic oscillator: 500kHz, CGC=CDC=100pF, Ta=25
°C