UPD75218 NEC, UPD75218 Datasheet - Page 58

• Manufacturer Part Number: UPD75218
• Description: 4-BIT SINGLE-CHIP MICROCOMPUTER
• Manufacturer: NEC

58
APPENDIX A FUNCTIONS OF PD752
ROM
RAM
Instruction
cycle
FIP controller/
driver
Timer
Serial interface
Vectored interrupt
Test input
System clock oscillator
Power-on reset circuit
Data retention at low supply voltage
Operating temperature range
Operating supply voltage
Package
I/O lines
including
FIP dual-
function
pins and
excluding
FIP dedi-
cated pins
Item
When main
system clock is
selected
When sub-system
clock is selected
Total number of
I/O lines
CMOS input
lines
CMOS I/O lines
CMOS output
lines
P-ch open-drain
output with high
withstand voltage
and high current
Output with high
withstand
voltage
Number of
segments
Number of digits
0.95 s/1.91 s/15.3 s (When the mi-
crocomputer operates at 4.19 MHz)
122 s (When the microcomputer operates at 32.768 kHz)
33
8
20: 8 lines for driving LED
Port 6: Pull-down resistors contained (mask option)
1: Timer/pulse generator output
4 lines for driving LED: Pull-down resistors contained
(mask option)
26 lines: 40 V max.
Whether built-in pull-down resistors are used or the pins are
used as open-drain output is selected bit by bit (mask option).
9 to 16
9 to 16
4 channels
MSB or LSB first can be selected. Serial bus can be configured.
External: 3, internal: 5
External: 1, internal: 1
2 built-in circuits
Incorporated
(mask option)
Possible (2 V)
-40 to +85 C
2.7 to 6.0 V
64-pin plastic shrink DIP (750 mil)
64-pin plastic QFP (14
64-pin ceramic WQFN (the PD75P218 only)
16256
PD75216A
512
SERIES PRODUCTS
4
8
• Timer/event counter
• Basic interval timer
• Timer/pulse generator : 14-bit PWM output is possible.
• Watch timer
None
• When main system clock is selected:
• When subsystem clock is selected: 32.768 kHz
24448
PD75217
768
20 mm)
6.0 MHz (the PD75218 and PD75P218 only)
4.19 MHz
4
8
: Watchdog timer operation is possible.
: Buzzer output is possible.
0.67 s/1.33 s/10.7 s (When the micro-
computer operates at 6.0 MHz)
0.95 s/1.91 s/15.3 s (When the micro-
computer operates at 4.19 MHz)
PD75218
32640
1024
Port 6: No pull-down
resistors contained
No pull-down
resistors contained
S0-S8,T0-T9:
Built-in pull-down
resistors used
S9,T10-T15:
Open-drain output
4
8
-40 to +70 C
PD75P218
PD75218