HD404344R Datasheet, PDF (92/102 Pages) Renesas Technology Corp – 4-bit microcomputer has an A/D converter

HD404344R Series/HD404394 Series
I/O Characteristics for NMOS Intermediate-Voltage Pins for HD404394 Series (V_CC = 2.7 to 5.5 V,
GND = 0 V, T_a = –20 to +75°C, unless otherwise specified)
Item
Input high voltage
Input low voltage
Output high voltage
Output low voltage
Symbol Pins
V_IH
V_IL
V_OH
V_OL
R1₀–R1₂
R1₀–R1₂
R1₀–R1₂
R1₀–R1₂
R1₀–R1₂
I/O leakage current
|I_IL|
R1₀–R1₂
Notes: 1. Applies to the HD404394 series.
2. Excludes output buffer current.
Min Typ
0.7V_CC —
–0.3 —
11.5 —
—
—
—
—
—
—
Max Unit
12.0 V
0.3V_CC V
—
V
0.4 V
2.0 V
20
µA
Test Condition
500 kΩ at 12 V
I_OH = 0.5 mA
I_OL = 15 mA,
V_CC = 4.5 to 5.5 V
V_in = 0 V to 12 V
Notes
1
1
1
1
1
1, 2
A/D Converter Characteristics (HD404344R, HD404342R, HD404341R, HD40C4344R,
HD40C4342R, HD40C4341R: V_CC = 2.5 to 5.5 V, GND = 0 V, T_a = –20 to +75°C, HCD404344R,
HCD40C4344R: V_CC = 2.5 to 5.5 V, GND = 0 V, T_a = +75°C, HD404394, HD404392, HD404391,
HD4074344, HD4074394: V_CC = 2.7 to 5.5 V, GND = 0 V, T_a = –20 to +75°C, unless otherwise
specified)
Item
Symbol Pins
Min Typ
Analog reference voltage V_ref
Analog input voltage
AV_in
Current flowing between I_AD
V_ref and GND
Analog input capacitance CA_in
Resolution
V_ref
0.5V_CC —
AN₀–AN₃ GND —
AN₁–AN₃ GND —
—
—
AN₀–AN₃ —
15
—
8
Number of input channels
0
—
0
—
Absolute accuracy
Conversion time
AN₀–AN₃ –2.0 —
AN₀–AN₃ –2.5 —
AN₁–AN₃ –3.0 —
34
—
Input impedance
AN₀–AN₃ 1
—
Notes: 1. Applies to the HD404344R series.
2. Applies to the HD4074344.
3. Applies to the HD404394 series.
Max
V_CC
V_CC
V_ref
200
—
—
4
3
2.0
2.5
3.0
67
—
Unit
V
V
V
µA
Test Condition Note
2
1
2
V_ref = V_CC = 5.0 V 2
pF
Bit
Channel
1
Channel
2
LSB
1
LSB
LSB
t_cyc
MΩ
T_a = 25°C,
2
V_ref = V_CC = 5.0 V 3
f_OSC = 1 MHz,
V_in = 0 V
90