UPD78F0988AGC-8BS Renesas Electronics America, UPD78F0988AGC-8BS Datasheet - Page 381
UPD78F0988AGC-8BS
Manufacturer Part Number
UPD78F0988AGC-8BS
Description
Manufacturer
Renesas Electronics America
Datasheet
1.UPD78F0988AGC-8BS.pdf
(431 pages)
Specifications of UPD78F0988AGC-8BS
Lead Free Status / Rohs Status
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Notes 1. In the case of the PD78F0988A and 78F0988A(A)
Caution
Ceramic
resonator
Crystal
resonator
External clock
System Clock Oscillator Characteristics (T
Resonator
2. Indicates only oscillator characteristics. Refer to AC Characteristics for instruction execution time.
3. Time required to stabilize oscillation after reset or STOP mode release.
When using the system clock oscillator, wire as follows in the area enclosed by the broken lines
in the above figures to avoid an adverse effect from wiring capacitance.
• Keep the wiring length as short as possible.
• Do not cross the wiring with the other signal lines.
• Do not route the wiring near a signal line through which a high fluctuating current flows.
• Always make the ground point of the oscillator capacitor the same potential as V
• Do not ground the capacitor to a ground pattern through which a high current flows.
• Do not fetch signals from the oscillator.
Recommended
CHAPTER 21 ELECTRICAL SPECIFICATIONS (CONVENTIONAL PRODUCTS)
TEST
TEST
(V
(V
Note 1
Note 1
Circuit
X2
PP
C1
C1
PP
)
)
X2
X2
C2
X1
C2
X1
X1
Oscillation
frequency (f
Oscillation
stabilization
time
Oscillation
frequency (f
Oscillation
stabilization
time
X1 input frequency
(f
X1 input high-/low-
level width (t
X
)
Note 2
Parameter
Note 3
Note 3
User’s Manual U13029EJ7V1UD
A
X
X
XH
)
)
= –40 to +85 C, V
Note 2
Note 2
, t
XL
)
After V
oscillation
voltage range MIN.
After V
oscillation
voltage range MIN.
Conditions
DD
DD
reaches
reaches
DD
= 4.0 to 5.5 V)
MIN.
1.0
1.0
1.0
50
TYP.
MAX.
8.38
8.38
8.38
SS1
500
10
4
.
MHz
MHz
MHz
Unit
ms
ms
ns
379
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