
77
μ
PD78361A, 78362A
APPENDIX A.   DIFFERENCES  BETWEEN  
μ
PD78362A  AND  
μ
PD78328
Product name
Item
125 ns
internal clock : 8 MHz,
external clock : 16 MHz
250 ns
Minimum instruction
execution time
Internal
memory
ROM
RAM
μ
PD78362A
μ
PD78328
24K bytes
16K bytes
768 bytes
512 bytes
8 bits 
×
 16 
×
 8 banks
115
111
 16-bit transfer/operation
 Multiplication/division (16 bits x 16 bits, 32 bits 
÷
 16 bits)
 Bit manipulation
 String
General-purpose
registers
Number of basic
instructions
Instruction set
internal clock : 16 MHz
external clock : 8 MHz
—
11 (of which 8 are multiplexed with analog
input)
41
 16-bit timer 
×
 3
 16-bit compare register 
×
 14
 16-bit capture/compare register 
×
 1
 Two output modes selectable
Mode 0, set-reset output : 6 channels
toggle output
Mode 1, buffer output
: 1 channel
: 8 channels
4/8 (buffer output in 4-/8-bit units)
8-bit resolution PWM output: 1 channel
 Sum-of-products operation
(16 bits 
×
 16 bits + 32 bits)
 Relative operation
14 (of which 8 are multiplexed with analog
input)
38
 16-bit timer 
×
 5
 16-bit compare register 
×
 7
 16-bit capture register 
×
 3
 16-bit capture/compare register 
×
 2
 Two output modes selectable
Mode 0, set-reset output : 6 channels
Mode 1, buffer output
: 6 channels
 16-bit resolution PWM output: 1 channel
4 (buffer output in 4-bit units)
8-/9-/10-/12-bit resolution variable PWM
output: 2 channels
10-bit resolution, 8 channels
Dedicated baud rate generator
UART
Clocked serial interface/SBI : 1 channel
: 1 channel
 External: 6, internal: 14 (2 multiplexed
with external)
 4 programmable priority levels
Real-time pulse unit
Real-time output port
PWM unit
A/D converter
Serial interface
Interrupt function
Test source
External expansion
function
PLL control circuit
Package
Others
Input
I/O
 Three service selectable
(vectored interrupt/macro service/context switching)
I/O lines
None
None
Internal: 1
Provided
Provided
 (external 8 MHz 
→
 internal: 16 MHz)
None
 External: 4, internal: 17
 3 programmable priority levels
 64-pin plastic shrink DIP (750 mil)
 64-pin plastic shrink DIP
 64-pin plastic QFP (14 
×
 20 mm)
 Watchdog timer
 Standby functions (HALT mode, STOP mode)