tc520a Microchip Technology Inc., tc520a Datasheet - Page 2

• Manufacturer Part Number: tc520a
• Description: Serial Interface Adapter For Tc500 A/d Converter Family
• Manufacturer: Microchip Technology Inc.

TC520A
Functional Block Diagram
DS21431B-page 2
OSC
CMPTR
OSC
OUT
GND
V
CE
DV
DD
IN
A
B
14
13
7
6
1
2
5
4
3
÷4
Logic Control
Gate
SYSCLK
8-Bit Shift Reg.
8-Bit Counter
Gate
8
Clear Count
Force Auto Zero
Polarity Bit
Timeout
÷ 256
16-Bit Counter
18-Bit Shift Register
Gate
16
Overrange
Bit
©
2002 Microchip Technology Inc.
Gate
Pinout of 14-Pin
11
12
10
9
8
Package
D
LOAD
D
D CLK
READ
IN
OUT