UPD78F9222MC(T)-5A4-A NEC, UPD78F9222MC(T)-5A4-A Datasheet - Page 347

• Manufacturer Part Number: UPD78F9222MC(T)-5A4-A
• Description: 8BIT MCU, 4K FLASH, 256B RAM, 78F9222
• Manufacturer: NEC

Specifications of UPD78F9222MC(T)-5A4-A

• Controller Family/series: UPD78
• No. Of I/o's: 17
• Ram Memory Size: 256Byte
• Cpu Speed: 10MHz
• No. Of Timers: 4
• No. Of: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 4KB
• Oscillator Type: External, Internal

POC Circuit Characteristics (T
Notes 1.
POC Circuit Timing
Detection voltage
Power supply boot time
Response delay time 1
Response delay time 2
Minimum pulse width
2.
Parameter
Time required from voltage detection to internal reset release.
Time required from voltage detection to internal reset signal generation.
Detection voltage (MAX.)
Detection voltage (MIN.)
Detection voltage (TYP.)
CHAPTER 21 ELECTRICAL SPECIFICATIONS (Standard product, (A) grade product)
Note 1
Note 2
Supply voltage
(V
A
DD
= −40 to +85°C)
V
t
t
t
t
Symbol
)
PTH
PTHD
PD
PW
POC
V
When power supply rises, after reaching
detection voltage (MAX.)
When power supply falls
DD
User’s Manual U16898EJ5V0UD
: 0 V → 2.1 V
t
PTH
Conditions
t
PTHD
Standard product, (A) grade product T
t
PD
t
PW
MIN.
2.0
1.5
0.2
TYP.
2.1
Time
A
MAX.
=
2.2
3.0
1.0
−
40 to
+
Unit
85
ms
ms
ms
µ
V
s
°C
347