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4571 Datasheet(PDF) 120 Page - Renesas Technology Corp

Part # 4571
Description  SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
PDF  126 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

4571 Datasheet(HTML) 120 Page - Renesas Technology Corp

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Rev.1.02
May 25, 2007
Page 120 of 124
REJ03B0179-0102
4571 Group
Recommended operating conditions
Note 1.The average output current is the average value during 100ms.
Table 26 Recommended operating conditions 1 (Ta = –20
°C to 85 °C, VDD = 1.8 to 5.5 V, unless otherwise noted)
Symbol
Parameter
Conditions
Limits
Unit
Min.
Typ.
Max.
VDD
Supply voltage
(with a ceramic resonator)
f(STCK)
≤ 6MHz
4
5.5
V
f(STCK)
≤ 4.4MHz
2.7
5.5
f(STCK)
≤ 2.2MHz
2
5.5
f(STCK)
≤ 1.1MHz
1.8
5.5
VDD
Supply voltage
(when an external clock is
used)
f(STCK)
≤ 4.8MHz
4
5.5
V
f(STCK)
≤ 3.2MHz
2.7
5.5
f(STCK)
≤ 1.6MHz
2
5.5
f(STCK)
≤ 0.8MHz
1.8
5.5
VRAM
RAM back-up voltage
(at RAM back-up)
1.6
5.5
V
VSS
Supply voltage
0V
VIH
“H” level input voltage
P0, P1, P2, P3, D0–D4, K
0.8VDD
VDD
V
XIN
0.7VDD
VDD
RESET, INT0, INT1
0.85VDD
VDD
CNTR0
0.85VDD
VDD
VIL
“L” level input voltage
P0, P1, P2, P3, D0–D4, K
0
0.3VDD
mA
XIN
00.3VDD
RESET, INT0, INT1
00.3VDD
CNTR0
0
0.15VDD
IOH(peak)
“H” level peak output current
P3, D0–D3
VDD = 5V
−20
mA
VDD = 3V
−10
C, CNTR1
VDD = 5V
−30
VDD = 3V
−15
IOH(avg)
“H” level average output current
(Note 1)
P3, D0–D3
VDD = 5V
−10
mA
VDD = 3V
−5
C, CNTR1
VDD = 5V
−15
VDD = 3V
−7
IOL(peak)
“L” level peak output current
P0, P1, P2, P3, D0–D4, C,
RESET, CNTR0, CNTR1,
VDD = 5V
24
mA
VDD = 3V
12
IOL(avg)
“L” level average output current
(Note 1)
P0, P1, P2, P3, D0–D4, C,
RESET, CNTR0, CNTR1,
VDD = 5V
12
mA
VDD = 3V
6
ΣIOH(avg)
“H” level total average current
P3, D0–D3, C, CNTR1
−30
mA
ΣIOL(avg)
“L” level total average current
P0, P10, P11, RESET
30
mA
P10, P11, P2, P3, D0–D4, C, CNTR0, CNTR1
30



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