UPD78F9177 NEC, UPD78F9177 Datasheet - Page 10

• Manufacturer Part Number: UPD78F9177
• Description: 8-BIT SINGLE-CHIP MICROCONTROLLER
• Manufacturer: NEC

TO82/INTP3/BZO90/P33
BZO90/INTP3/TO82/P33
TI81/INTP0/CPT90/P30
CPT90/INTP0/TI81/P30
2. BLOCK DIAGRAM
10
Notes 1. SMB is available in PD78F9177Y product only.
SCK20/ASCK20/P20
SO20/T
TO81/INTP1/P31
TO90/INTP2/P32
SI20/R
TI80/SS20/P25
SS20/TI80/P25
2.
3.
SDA0/P24
ANI0/P60-
TO80/P26
SCL0/P23
X
X
ANI7/P67
D20/P21
D20/P22
AV
The IC0 pin is available in 48-pin plastic TQFP (fine pitch) only.
The IC2 pin is available in PD78F9177Y product only.
AV
AV
REF
DD
SS
WATCHDOG TIMER
8-BIT TIMER/
EVENT COUNTER80
8-BIT TIMER/
EVENT COUNTER81
16-BIT TIMER90
WATCH TIMER
8-BIT TIMER82
CONVERTER
MULTIPLIER
SIO20
SMB
A/D
Note1
Data Sheet U14022EJ1V0DS00
CPU CORE
78K/0S
RAM
V
V
DD0
DD1
V
V
SS0
SS1
ROM
V
IC0
IC2
PP
Note3
Note2
INTERRUPT
CONTROL
CONTROL
SYSTEM
PORT0
PORT1
PORT2
PORT3
PORT5
PORT6
PD78F9177, 78F9177Y
P00-P05
P10, P11
P20-P26
P30-P33
P50-P53
P60-P67
RESET
X1
X2
XT1
XT2
INTP0/TI81/CPT90/P30
INTP1/TO81/P31
INTP2/TO90/P32
INTP3/TO82/BZO90/P33