HD404654 Datasheet, PDF (4/111 Pages) Hitachi Semiconductor – 4-Bit Single-Chip Microcomputer

HD404654 Series
• Two low-power dissipation modes
 Standby mode
 Stop mode
• One external input for transition from stop mode to active mode
• Instruction cycle time: 1 µs (f_OSC = 4 MHz at 1/4 division ratio)
 1/4 or 1/32 division ratio can be selected by hardware
• Two operating modes
 MCU mode
 MCU/PROM mode (HD4074654)
Ordering Information
Type
Product Name
Mask ROM HD404652
HD404654
ZTAT™ HD4074654
Model Name
HD404652H
HD404652S
HD404654H
HD404654S
HD4074654H
HD4074654S
ROM (Words) RAM (digit)
2,048
512
4,096
4,096
Package
FP-44A
DP-42S
FP-44A
DP-42S
FP-44A
DP-42S
2