HD404669 Datasheet, PDF (3/142 Pages) Hitachi Semiconductor – Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit

HD404669 Series
wiring patterns, etc. Users are therefore requested to confirm the operation of individual products by
conducting evaluation tests under conditions equivalent to those in the actual application system.
List of Functions
Product name
ROM (Words)
RAM (Digits)
I/O
Standard
version HD404668
HD4046612 HD404669
High-
speed
version
HD40A4668
HD40A46612 HD40A4669
8,192
12,288
16,384
1,152
52 (max)
Large-current I/O
pins
4 ( Source 10mA max), 5 (Sink 15 mA max)
HCD404669
———
16,384
HD407A4669
16,384PROM
Timer / Counter
3
Input capture
8 bit × 1
Timer output
2 (PWM output possible)
Event input
1 (edge selection possible)
Serial interface
1 (8-bit clock syncronous)
DTMF generation circuit
Available
Comparator
2
Interrupt
External
5 (edge selection possible for 3)
Internal
4
Low-Power Dissipation Mode
4
Stop mode
Available
Watch /mode
Available
Standby mode
Available
Subactive mode
Available
Main Oscillator
Ceramic
oscillation
400 kHz, 800 kHz, 2 MHz, 3.58 MHz, 4 MHz, 7.16 MHz*, 8 MHz*
Crystal oscillation
400 kHz, 800 kHz, 2 MHz, 3.58 MHz, 4 Mhz, 7.16 MHz*, 8 MHz*
Sub oscillator
Crystal oscillation
32.768 kHz
Minimum instruction Standard version
execution time
1 µs (f_OSC = 4 MHz, 1/4 frequency division)
High-speed
version
0.5 µs (f_OSC = 8 MHz, 1/4 frequency division)
Operating voltage (V)
1.8 to 5.5
1.8 to 5.5
2.2 to 5.5
Package
64-pin plastic QFP (FP-64A)
Chip
64-pin plastic
QFP (FP-64A)
Guaranteed operation temperature (˚C)
–20 to +75
+75°C
–20 to +75
Note: * Applies to high-speed versions (HD40A4668, HD40A46612, HD40A4669, HD407A4669).
3