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The TK68HC24 is an exact replacement of the Motorola 68HC24.
The TK68HC24 is designed to replace the Port B and Port C functions of 6811 type microprocessors. These functions are lost when the 6811 type microprocessors are operated in the expanded mode. The TK68HC24 has an address re-mapping feature that allows multiple TK68HC24s to be used within a single system.
TK68HC24P Maximum Ratings
Characteristics
Symbol
Min
Max
Unit
Supply Voltage
Vdd
-0.5
7.0
V
Input Voltage
Vin
Vss 0.5
Vdd + 0.5
V
Current Drain per Pin
Imax
25
mA
Operating Temperature Range
Ta
-40
85
oC
Storage Temperature range
Tstg
-55
+150
oC
TK68HC24P Features
` Exact replacement for the Motorola MC68HC24 PRU ` Utilizes the Tekmos 6824 Core ` Replaces ports B and C of 6811 type microprocessors. ` The chip-select function allows multiple TK68HC24s to be used in systems requiring multiple parallel ports. ` 3 5.5 Volt Operation. ` 0 5 MHz Operation. ` Supports all handshake and I/O modes. ` Available in 40 PDIP (P) and 44 PLCC (FN) versions.