E2E1024-27-Y4
隆 Semiconductor
隆 Semiconductor
MSM85C154HVS
MSM83C154S Piggy Back
This version: Jan. 1998
MSM85C154HVS
Previous version: Nov. 1996
GENERAL DESCRIPTION
The MSM85C154HVS is an 8-bit microcontroller that has been developed assuming that it is used
for evaluation of programs of MSM83C154S. ES (Engineering Sample) only.
FEATURES
鈥?Operating range
Operating frequency
Operating voltage
Operating temperature
鈥?Fully static circuit
鈥?On-chip program memory
鈥?On-chip data memory
鈥?External program memory address space
鈥?External data memory address space
鈥?I/O port
(Port 1, 2, 3, impedance programmable)
鈥?16-bit timer/counters
鈥?Multifunctional serial port
: 1 to 22 MHz (16 to 22 MHz is recommended
for program development)
: 4.75 to 5.25 V (Use MSM85C154VS for 1 to 16
MHz)
: Room temperature
:
:
:
:
:
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16K
樓
8-bit ROM (EPROM)
256
樓
8-bit RAM
64 Kbytes
64 Kbytes
4 ports
樓
8 bits
3
I/O Expansion mode
UART mode (featuring error detection)
鈥?6-source 2-priority level
Interrupt and multi-level
Interrupt available by programming IP and IE registers
鈥?Memory-mapped special function registers
鈥?Bit addressable data memory and SFRs
鈥?Minimum instruction cycle
: 545 ns @ 22 MHz operation
鈥?"Multiply"/"divide" instruction cycle
: 2.18
ms
@ 22 MHz operation
鈥?Standby functions
: Power-down mode (oscillator stop)
Activated by software or hardware; provid-
ing ports with floating or active status
The software power-down stet mode is ter-
minated by interrupt signal enabling execu-
tion from the interrupted address.
鈥?Package
40-pin ceramic Piggyback (ADIP40-C-600-2.54) (Product name: MSM85C154HVS)
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