UPD703039 NEC, UPD703039 Datasheet - Page 25

• Manufacturer Part Number: UPD703039
• Description: V850/SV1TM 32-/16-BIT SINGLE-CHIP MICROCONTROLLERS
• Manufacturer: NEC

Bus Timing (CLKOUT Asynchronous)
(T
Address setup time (to ASTB )
Address hold time (from ASTB )
Address float from DSTB
Data input setup time from address
Data input setup time from DSTB
DSTB delay time from ASTB
Data input hold time (from DSTB )
Address output time from DSTB
ASTB delay time from DSTB
ASTB delay time from DSTB
DSTB low-level width
ASTB high-level width
Data output time from DSTB
Data output setup time (to DSTB )
Data output hold time (from DSTB )
WAIT setup time (to address)
WAIT hold time (from address)
WAIT setup time (to ASTB )
WAIT hold time (from ASTB )
HLDRQ high-level width
HLDAK low-level width
Bus output delay time from HLDAK
HLDAK delay time from HLDRQ
HLDAK delay time from HLDRQ
A
Remarks 1. T = 1/f
= –40 to +85°C, V
2. n: Number of wait clocks inserted in the bus cycle.
3.
4.
Parameter
Sampling timing changes when a programmable wait is inserted.
i: Number of idle states inserted after the read cycle (0 or 1).
The specifications described above are the values of when a clock of duty ratio 1:1 is input from X1.
DD
CPU
= AV
PD703039, 703039Y, 703040, 703040Y, 703041, 703041Y
(f
CPU
DD
: CPU operation clock frequency)
= BV
DD
t
t
t
t
t
t
t
t
t
t
t
t
DHQHA1
DHQHA2
= 2.7 to 3.6 V, V
SSTWT1
SSTWT2
HSTWT1
HSTWT2
t
t
t
t
t
t
t
t
t
t
SAWT1
SAWT2
HAWT1
HAWT2
t
t
t
DDST1
DDST2
WHQH
t
t
t
WSTH
DDOD
HDOD
HSTA
DSTD
SODD
WHAL
DHAC
SAST
DDID
HDID
Preliminary Data Sheet U13953EJ1V0DS00
DAID
WDL
FDA
DDA
Symbol
<11>
<12>
<13>
<14>
<15>
<16>
<17>
<18>
<19>
<20>
<21>
<22>
<23>
<24>
<25>
<26>
<27>
<28>
<29>
<30>
<31>
<32>
<33>
<34>
<35>
<36>
<37>
<38>
n
n
n
n
SS
1
1
1
1
= AV
Condition
SS
= BV
SS
= 0 V)
(1.5 + i)T – 15
(1 + n)T – 15
(1 + n)T – 20
(1 + i)T – 15
(1 + n)T + 5
(0.5 + n)T
(1.5 + n)T
0.5T – 15
0.5T – 20
0.5T – 15
0.5T – 15
T – 15
T – 15
nT + 5
T + 10
T – 15
MIN.
1.5T
0.5T
0
0
(2n + 7.5)T + 25
(1.5 + n)T – 30
(1.5 + n)T – 25
(2 + n)T – 30
(1 + n)T – 30
1.5T – 30
1.5T – 25
1.5T + 25
MAX.
15
2
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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