參數(shù)資料
型號: HD404669
廠商: Hitachi,Ltd.
英文描述: Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit(帶雙音多頻電路的低電壓微計算機)
中文描述: 低電壓如同在微機芯片的DTMF產(chǎn)生電路(帶雙音多頻電路的低電壓微計算機)
文件頁數(shù): 3/142頁
文件大?。?/td> 894K
代理商: HD404669
HD404669 Series
3
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
Standard
version
HD404668
HD4046612
HD404669
HCD404669
Product name
High-
speed
version
HD40A4668
HD40A46612
HD40A4669
———
HD407A4669
ROM (Words)
8,192
12,288
16,384
16,384
16,384PROM
RAM (Digits)
1,152
I/O
52 (max)
Large-current I/O
pins
4 ( Source 10mA max), 5 (Sink 15 mA max)
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
execution time
Standard version
1
μ
s (f
OSC
= 4 MHz, 1/4 frequency division)
High-speed
version
0.5
μ
s (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).
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