UPD78F0890GK(A)-GAJ-AX NEC, UPD78F0890GK(A)-GAJ-AX Datasheet - Page 29

• 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

TO03
TI50
TI51
TO50
TO51
TOH0
TOH1
PCL
BUZ
ANI0 to ANI11
CTxD
CRxD
AV
AV
RESET
X1
X2
XT1
XT2
EXCLK
EXCLKS
EXLVI
V
EV
V
EV
FLMD0
REGC
DD
SS
REF
SS
DD
SS
Pin Name
Output
Input
Output
Output
Output
Input
Input
Output
Input
Input
Input
Input
Input
Input
Input
I/O
−
−
−
−
−
−
−
−
−
16-bit timer/event counter 03 output
External count clock input to 8-bit timer/event counter 50
External count clock input to 8-bit timer/event counter 51
8-bit timer/event counter 50 output
8-bit timer/event counter 51 output
8-bit timer H0 output
8-bit timer H1 output
Clock output (for trimming of high-speed system clock,
subsystem clock)
Buzzer output
A/D converter analog input
CAN transmit data output
CAN receive data input
A/D converter reference voltage input and positive power
supply for port 2
A/D converter ground potential. Make the same potential as
EV
System reset input
Connecting resonator for high-speed system clock
Connecting resonator for subsystem clock
External clock input for main system clock
External clock input for subsystem clock
Potential input for external low-voltage detection
Positive power supply (except for ports)
Positive power supply for ports
Ground potential (except for ports)
Ground potential for ports
Flash memory programming mode setting.
This is the pin for connecting regulator output (2.5 V)
stabilization capacitance for internal operation. Connect this
pin to V
SS
or V
SS
SS
via a capacitor (0.47 to 1 µF: recommended).
.
Table 2-3. Non-port pins (2/2)
CHAPTER 2 PIN FUNCTIONS
User’s Manual U17554EJ4V0UD
Function
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
After Reset
−
−
−
−
−
−
−
−
−
Alternate Function
P132/TI013
P17/TO50
P33/TO51/INTP4
P17/TI50
P33/TI51/INTP4
P15
P16/INTP5
P72/INTP6
P73/INTP7
P80 to P87
P90 to P93
P70
P71
P121
P122/EXCLK
P123
P124/EXCLKS
P122/X2
P124/XT2
P120/INTP0
−
−
−
−
−
−
−
−
−
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