COP424C NSC [National Semiconductor], COP424C Datasheet - Page 6

• Manufacturer Part Number: COP424C
• Description: Single-Chip 1k and 2k CMOS Microcontrollers
• Manufacturer: NSC [National Semiconductor]

Connection Diagrams
L7 – L0
G3 – G0
D3 – D0
IN3 – IN0
SI
SO
Pin
See NS Surface Mount Package M20B
Order Number COP326C-XXX WM
Order Number COP326C-XXX D
Order Number COP326C-XXX N
See NS Hermetic Package D20A
See NS Molded Package N20A
(Prototype Package Only)
8-bit bidirectional port with TRI-STATE
4-bit bidirectional I O port
4-bit output port
4-bit input port (28-pin package only)
Serial input or counter input
Serial or general purpose output
or COP426C-XXX WM
or COP426C-XXX D
or COP426C-XXX N
DIP and S O Wide
Top View
Order Number COP324C-XXX D COPC324-XXX WM COP344C-XXX D
Order Number COP324C-XXX N COP344C-XXX N COPC344-XXX WM
Description
COP424C-XXX D COPC424-XXX WM or COP444C-XXX D
COP424C-XXX N COP444C-XXX N or COPC444-XXX WM
TL DD 5259– 16
See NS Hermetic Package D28C
See NS Molded Package N28B
(Prototype Package Only)
Dual-In-Line Package
FIGURE 2
Top View
6
Order Number COP325C-XXX WM COP345C-XXX WM
Order Number COP325C-XXX D COP445C-XXX D
Order Number COP325C-XXX N COP345C-XXX N
SK
CKI
CKO
RESET
V
GND
CC
Pin
COP425C-XXX WM or COP445C-XXX WM
COP425C-XXX D or COP345C-XXX D
COP425C-XXX N or COP445C-XXX N
See NS Surface Mount Package M24B
See NS Hermetic Package D24C
See NS Molded Package N24A
TL DD 5259 – 3
(Prototype Package Only)
Logic controlled clock output
Chip oscillator input
Oscillator output HALT I O port or general
purpose input
Reset input
Most positive power supply
Ground
DIP and S O Wide
Top View
Description
TL DD 5259 – 2