UPD78F0890GK(A)-GAJ-AX NEC, UPD78F0890GK(A)-GAJ-AX Datasheet - Page 17

• Manufacturer Part Number: UPD78F0890GK(A)-GAJ-AX
• Description: 8BIT MCU, 128K FLASH, 7K RAM, LQFP
• Manufacturer: NEC

Specifications of UPD78F0890GK(A)-GAJ-AX

• Controller Family/series: UPD78F
• No. Of I/o's: 55
• Ram Memory Size: 7KB
• Cpu Speed: 20MHz
• No. Of Timers: 10
• No. Of Pwm: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 128KB
• Oscillator Type: External, Internal

1.1 Features
Note Select either of the functions of these alternate-function pins.
Minimum instruction execution time can be changed from high speed (0.1
speed system clock) to ultra low-speed (122
General-purpose register: 8 bits × 32 registers (8 bits × 8 registers × 4 banks)
ROM, RAM capacities
Note The internal flash memory, internal high-speed RAM capacities, and internal expansion RAM capacities
On-chip single-power-supply flash memory
Self-programming (with boot swap function)
On-chip debug function
On-chip power-on-clear (POC) circuit and low-voltage detector (LVI)
Short startup is possible via the CPU default start using the on-chip internal high-speed oscillator
On-chip watchdog timer (operable with on-chip internal low-speed oscillator clock)
On-chip multiplier/divider
On-chip clock output/buzzer output controller
I/O ports: 55 (N-ch open drain: 4)
Timer: 10 channels
Serial interface: 4 channels
(UART (LIN (Local Interconnect Network)-bus supported): 1 channel,
10-bit resolution A/D converter: 12 channels
Supply voltage: V
Operating ambient temperature: T
CSI/UART
Part Number
μ
μ
μ
μ
PD78F0887
PD78F0888
PD78F0889
PD78F0890
can be changed using the internal memory size switching register (IMS) and the internal expansion RAM
size switching register (IXS).
Note
: 1 channel, CSI: 1 channel, CAN: 1 channel)
(with internal high-speed oscillator clock or subsystem clock: V
DD
= 4.0 to 5.5 V when 20 MHz, V
Item
Flash memory
A
Program Memory
= −40 to +85°C, −40 to +125°C
CHAPTER 1 OUTLINE
(ROM)
User’s Manual U17554EJ4V0UD
Note
μ
s: @ 32.768 kHz operation with subsystem clock)
48 KB
60 KB
96KB
128 KB
DD
= 2.7 to 5.5 V when 10 MHz, V
1024 bytes
Internal High-Speed RAM
μ
s: @ 20 MHz operation with high-
Data Memory
DD
Note
= 1.8 to 5.5 V)
DD
2048 bytes
4096 bytes
6144 bytes
= 1.8 to 5.5 V when 5 MHz
Internal Expansion RAM
Note
17