MITSUBISHI MICROCOMPUTERS
3822 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Table 29 Electrical characteristics (Extended operating temperature version)
(VCC =2.0 to 5.5 V, Ta = –20 to 85 °C, and VCC = 3.0 to 5.5 V, Ta = –40 to –20 °C, unless otherwise noted)
Limits
Typ.
Symbol
Parameter
Test conditions
Unit
V
Min.
2.0
Max.
5.5
VRAM
RAM retention voltage
At clock stop mode
• High-speed mode, VCC = 5 V
f(XIN) = 8 MHz
6.4
1.6
13
mA
mA
f(XCIN) = 32.768 kHz
Output transistors “off”
A-D converter in operating
• High-speed mode, VCC = 5 V
f(XIN) = 8 MHz (in WIT state)
f(XCIN) = 32.768 kHz
3.2
Output transistors “off”
A-D converter stopped
• Low-speed mode, VCC = 5 V, Ta ≤ 55°C
f(XIN) = stopped
25
7.0
15
36
14
22
9.0
µA
µA
µA
f(XCIN) = 32.768 kHz
Output transistors “off”
ICC
Power source current
• Low-speed mode, VCC = 5 V, Ta = 25°C
f(XIN) = stopped
f(XCIN) = 32.768 kHz (in WIT state)
Output transistors “off”
• Low-speed mode, VCC = 3 V, Ta ≤ 55°C
f(XIN) = stopped
f(XCIN) = 32.768 kHz
Output transistors “off”
• Low-speed mode, VCC = 3 V, Ta = 25°C
f(XIN) = stopped
4.5
0.1
µA
µA
f(XCIN) = 32.768 kHz (in WIT state)
Output transistors “off”
All oscillation stopped
(in STP state)
Output transistors “off”
Ta = 25 °C
Ta = 85 °C
1.0
10
Table 30 A-D converter characteristics (Extended operating temperature version)
(VCC = 3.0 to 5.5 V, VSS =AVSS = 0 V, Ta = –40 to 85 °C, 4 MHz ≤ f(XIN) ≤ 8 MHz, in middle/high-speed mode unless otherwise noted)
Limits
Symbol
Parameter
Test conditions
Unit
Min.
Typ.
Max.
8
Bits
–
–
Resolution
±2
LSB
Absolute accuracy
(excluding quantization error)
VCC = VREF = 4.0V to 5.5V
f(XIN) = 8 MHz
VCC = VREF = 3.0 V to 4.0V
f(XIN) = 2 ꢀ VCC MHz
12.5
(Note)
tCONV
Conversion time
µs
f(XIN) = 8 MHz
VREF = 5 V
RLADDER
IVREF
IIA
Ladder resistor
35
kΩ
µA
µA
100
200
5.0
12
50
Reference power source input current
Analog port input current
150
Note: When an internal trigger is used in middle-speed mode, it is 14 µs.
57
MITSUBISHI [ Mitsubishi Group ]
