UPD77016 NEC, UPD77016 Datasheet - Page 9

• Manufacturer Part Number: UPD77016
• Description: 16 bits/ Fixed-point Digital Signal Processor
• Manufacturer: NEC

1. PIN FUNCTIONS
1.1 Pin Functions
V
GND
CLKIN
CLKOUT
RESET
INT4 - INT1
DD
• Power supply
• System control
• Interrupt
Symbol
Symbol
Symbol
15, 26, 36, 46, 56, 62, 71,
95, 106, 116, 131, 141, 151
14, 25, 35, 45, 55, 61, 70,
94, 105, 115, 130, 140, 150
8
13
1
2, 3, 4, 5
Pin No.
Pin No.
Pin No.
I/O
I/O
I/O
O
–
–
I
I
I
+5V power supply
Ground
External clock input
Internal system clock output
Internal system reset signal input
Maskable external interrupt input
• Falling edge detection
Function
Function
Function
PD77016
9