80
3886 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
DC ELECTRICAL CHARACTERISTICS
(Ta = 25 °C, V
CC
= 5 V ± 10 %, V
PP
= 11.7 to 12.6 V, unless otherwise noted)
ICC, IPP-relevant standards during read, program, and erase are the same as in the parallel input/output mode. VIH, VIL, VOH, VOL, IIH, and
__
IIL for the SCLK, SDA, BUSY, OE pins conform to the microcomputer modes.
Table 27 AC Electrical characteristics
(Ta = 25 °C, VCC = 5 V ± 10 %, VPP = 11.7 to 12.6 V, f(XIN) = 10 MHz, unless otherwise noted)
Symbol
Max.
10
9.5
90
250
(Note 4)
tCH
tCR
tWR
tRC
tCRPV
tWP
tPC
tCREV
tWE
tEC
tc(CK)
tw(CKH)
tw(CKL)
tr(CK)
tf(CK)
td(C-Q)
th(C-Q)
th(C-E)
tsu(D-C)
th(C-D)
Serial transmission interval
Read waiting time after transmission
Read pulse width
Transfer waiting time after read
Waiting time before program verify
Programming time
Transfer waiting time after programming
Waiting time before erase verify
Erase time
Transfer waiting time after erase
SCLK input cycle time
SCLK high-level pulse width
SCLK low-level pulse width
SCLK rise time
SCLK fall time
SDA output delay time
SDA output hold time
SDA output hold time (only the 8th bit)
SDA input set up time
SDA input hold time
Parameter
ns
ns
ns
ns
µs
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Unit
Min.
500
(Note 1)
500
(Note 1)
400
(Note 2)
500
(Note 1)
6
500
(Note 1)
6
500
(Note 1)
250
100
100
20
20
0
0
150
(Note 3)
30
90
Limits
Notes 1: When f(XIN) = 10 MHz or less, calculate the minimum value according to formula 1.
Formula 1 : × 10
6
2: When f(XIN) = 10 MHz or less, calculate the minimum value according to formula 2.
Formula 2 : × 10
6
3: When f(XIN) = 10 MHz or less, calculate the minimum value according to formula 3.
Formula 3 : × 10
6
4: When f(XIN) = 10 MHz or less, calculate the minimum value according to formula 4
Formula 4 : × 10
6
5000
f(X
IN)
4000
f(X
IN)
2500
f(X
IN)
1500
f(X
IN)
AC waveforms
SCLK
SDA input
Test conditions for AC characteristics
• Output timing voltage : V
OL = 0.8 V, VOH = 2.0 V
• Input timing voltage : V
IL = 0.2 VCC, VIH = 0.8 VCC
SDA output
t
c(CK)
tr(CK)
td(C-Q)
tsu(D-C) th(C-D)
th(C-E)
th(C-Q)
tf(CK)
tw(CKL) tw(CKH)
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