UPD77111 NEC, UPD77111 Datasheet - Page 44
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UPD77111
Manufacturer Part Number
UPD77111
Description
16-BIT FIXED-POINT DIGITAL SIGNAL PROCESSORS
Manufacturer
NEC
Datasheet
1.UPD77111.pdf
(80 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD77111F1-002-CN1
Manufacturer:
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Quantity:
96 887
Part Number:
UPD77111F1-002-CN1
Manufacturer:
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Quantity:
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Reset, Interrupt
Timing requirements
Reset timing
WAKEUP timing
Interrupt timing
44
INT1 - INT4
WAKEUP
RESET low-level width
RESET recovery time
WAKEUP low-level width
INT1 - INT4 low-level width
INT1 - INT4 recovery time
RESET
PD77110
Notes 1. The value on power application is the time from when the supply voltages have reached IV
Parameter
2. Note that t
3. If the low-level width of RESET is greater than 1024t
4. When the power is turned on, a recovery period of 4t
and EV
is no need to use the PLL initialization mode, set the width to less than 1024t
DD
= 2.7 V. A stable clock input is also required.
cC
is eight times this value during normal operation in the HALT mode.
t
w(RL)
t
w (WAKEUPL)
Symbol
t
t
t
rec (INT)
t
w (INTL)
rec (R)
w (RL)
t
w (WAKEUPL)
t
w (INTL)
On power application
in STOP mode
During normal operation,
in HALT mode
On power application
Data Sheet U12801EJ4V0DS00
Condition
t
Note 1
Note 4
rec(R)
,
cC
cCX
, the PLL initialization mode is triggered. If there
is necessary before inputting RESET.
2048t
4t
4t
3t
100 +
MIN.
4t
100
3t
cC
cC
cC
cCX
Note 2
Note 2
Note 2
cC
cCX
PD77110, 77111, 77112
TYP.
cC
.
t
rec (INT)
Note 3
MAX.
DD
= 1.8 V
Unit
ns
ns
ns
ns
ns
s
s