UPD78F0890GK(A)-GAJ-AX NEC, UPD78F0890GK(A)-GAJ-AX Datasheet - Page 223

• 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

TI51/TO51/P33/INTP4
Notes 1.
2.
Timer clock selection
register 51 (TCL51)
f
TCL512 TCL511 TCL510
f
f
f
PRS
PRS
PRS
PRS
f
PRS
Timer output F/F
PWM output F/F
f
/2
PRS
/2
/2
/2
/2
12
4
6
8
Figure 8-2. Block Diagram of 8-Bit Timer/Event Counter 51
3
CHAPTER 8 8-BIT TIMER/EVENT COUNTERS 50 AND 51
8-bit timer
counter 51 (TM51)
8-bit timer compare
register 51 (CR51)
Selector
Match
Clear
OVF
User’s Manual U17554EJ4V0UD
8-bit timer mode control
register 51 (TMC51)
TCE51 TMC516 LVS51 LVR51 TMC511 TOE51
Internal bus
Internal bus
R
S
Selector
INV
S
R
Note 2
Note 1
Q
Invert
level
INTTM51
Output latch
(P33)
PM33
TO51/TI51/
P33/INTP4
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