Datasheet

CHAPTER 1 OVERVIEW
User’s Manual U18172EJ3V0UD
20
1.6 Functional Outline
Item μ PD78F9200
μ PD78F9500
μ PD78F9201
μ PD78F9501
μ PD78F9202
μ PD78F9502
Flash memory 1 KB 2 KB 4 KB Internal
memory
High-speed RAM 128 bytes
Memory space 64 KB
X1 input clock (oscillation frequency) • μ PD78F920x
Crystal/ceramic/external clock input: 10 MHz (V
DD = 2.0 to 5.5 V)
•
μ PD78F950x
External clock input: 10 MHz (V
DD = 2.7 to 5.5 V)
High speed (oscillation
frequency)
Internal oscillation: 8 MHz (TYP.) Internal
oscillation
clock
Low speed (for TMH1
and WDT)
Internal oscillation: 240 kHz (TYP.)
General-purpose registers 8 bits × 8 registers
Instruction execution time 0.2 μ s/0.4 μ s/0.8 μ s/1.6 μ s/3.2 μ s (X1 input clock: fX = 10 MHz)
I/O port Total: 8 pins
CMOS I/O: 7 pins
CMOS input: 1 pin
Timer
• 16-bit timer/event counter
Note 1
: 1 channel
• 8-bit timer (timer H1): 1 channel
• Watchdog timer: 1 channel
Timer output 2 pins (PWM: 1 pin)
A/D converter
Note 1
10-bit resolution × 4 channels
External 2 Vectored
interrupt sources
Internal
μ PD78F920x: 5, μ PD78F950x: 2
Reset
• Reset by RESET pin
• Internal reset by watchdog timer
• Internal reset by power-on clear
• Internal reset by low-voltage detector
Supply voltage
V
DD = 2.0 to 5.5 V
Note 2
Operating temperature range TA = −40 to +85°C
Package 10-pin plastic SSOP
Notes 1. μ PD78F920x only
2. Use this product in a voltage range of 2.2 to 5.5 V because the detection voltage (V
POC) of the power-on-
clear (POC) circuit is 2.1 V (TYP.).
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