HD404629R Datasheet, PDF (149/157 Pages) Renesas Technology Corp – AS Microcomputer Incorporating a DTMF Generator Circuit

HD404629R Series
AC Characteristics (HD404628R, HD4046212R, HD404629R: V_CC = 2.7 to 6.0 V, GND = 0 V,
T_a = –20°C to +75°C; HD4074629: V_CC = 2.7 to 5.5 V, GND = 0 V, T_a = –20°C to +75°C,
unless otherwise specified)
Item
Symbol Pin(s)
Min
Clock oscillation f_OSC
frequency
OSC₁, OSC₂
—
—
—
—
X1, X2
—
Instruction cycle t_cyc
—
—
time
—
—
—
t_subcyc
Oscillation
t_RC
stabilization time
External clock
t_CPH
high width
External clock
t_CPL
low width
External clock
t_CPr
rise time
Notes on next page.
—
—
—
OSC₁, OSC₂
—
OSC₁, OSC₂
—
(HD404628R,
HD4046212R,
HD404629R)
X1, X2
—
OSC₁
OSC₁
OSC₁
1100
550
215
105
1100
550
215
105
—
—
—
—
Typ
Max Unit
400
—
kHz
800
—
kHz
2
—
MHz
4
—
MHz
32.768 —
kHz
10
—
µs
5
—
µs
2
—
µs
1
—
µs
244.14 —
µs
122.07 —
µs
—
7.5 ms
—
30
ms
—
3
s
—
—
ns
—
—
ns
—
—
ns
—
—
ns
—
—
ns
—
—
ns
—
—
ns
—
—
ns
—
150 ns
—
75
ns
—
35
ns
—
20
ns
Test Condition
1/4 division
1/4 division
1/4 division
1/4 division;
HD404628,
HD4046212,
HD404629:
V_CC = 3.0 to 6.0 V
—
f_OSC = 400 kHz
f_OSC = 800 kHz
f_OSC = 2 MHz
f_OSC = 4 MHz;
HD404628,
HD4046212,
HD404629:
V_CC = 3.0 to 6.0 V
32-kHz oscillator,
1/8 division
32-kHz oscillator,
1/4 division
Ceramic oscillator
Crystal oscillator
V_CC = 3.0 to 6.0 V
T_a = –10°C to
+60°C
f_OSC = 400 kHz
f_OSC = 800 kHz
f_OSC = 2 MHz
f_OSC = 4 MHz
f_OSC = 400 kHz
f_OSC = 800 kHz
f_OSC = 2 MHz
f_OSC = 4 MHz
f_OSC = 400 kHz
f_OSC = 800 kHz
f_OSC = 2 MHz
f_OSC = 4 MHz
Notes
1
1
1
1
2
2
3
4
4
4
4
4
4
4
4
4
4
4
4
147