UPD17073 NEC, UPD17073 Datasheet - Page 7

• Manufacturer Part Number: UPD17073
• Description: 4-BIT SINGLE-CHIP MICROCONTROLLER WITH HARDWARE FOR DIGITAL TUNING SYSTEM
• Manufacturer: NEC

PIN IDENTIFICATION
AD0, AD1
AMIFC
BEEP
CAP
CE
COM0-COM2
EO
FMIFC
GND
INT
LCD0-LCD14
NC
P0A0-P0A3
P0B0-P0B3
P0C0, P0C1
P0D2, P0D3
P1A0-P1A3
P1B0-P1B3
P1C0
REG
REG0
REG1
SCK
SI
SO0, SO1
VCOL
VCOH
V
X
DD
IN
, X
CLD
LCD
OUT
0, CAP
0, REG
LCD
LCD
1 : Capacitor connection for LCD drive voltage
1 : LCD drive voltage
: A/D converter input
: Intermediate frequency (IF) counter input
: BEEP output
: Chip enable
: LCD common signal output
: Error out
: Intermediate frequency (IF) counter input
: Ground
: External interrupt request signal input
: LCD segment signal output
: No connection
: Port 0A
: Port 0B
: Port 0C
: Port 0D
: Port 1A
: Port 1B
: Port 1C
: PLL voltage regulator
: Oscillation circuit voltage regulator
: Serial clock I/O
: Serial data input
: Serial data output
: Local oscillator input
: Local oscillator input
: Positive power supply
: Crystal resonator connection pins
PD17072,17073
7