NEC PD78052 User Manual page 55

Major differences among Y subseries are tabulated below.
Function
Subseries Capacity
Control PD78078Y 48K to 60K
PD78070AY
PD780018AY 48K to 60K
PD780058Y 24K to 60K
PD78058FY 48K to 60K
PD78054Y 16K to 60K
PD780034Y 8K to 32K
PD780024Y
PD78018FY 8K to 60K
PD78014Y 8K to 32K
PD78002Y 8K to 16K
LCD PD780308Y 48K to 60K
drive
PD78064Y 16K to 32K
Remark The functions except serial interface are common with subseries without Y.
CHAPTER 2 OUTLINE ( PD78054Y Subseries)
ROM
Configuration of Serial Interface
2
3-wire/2-wire/I C
3-wire with automatic transmit/receive function
—
3-wire/UART
3-wire with automatic transmit/receive function
Time division 3-wire
2
I C bus (supports multi-master)
2
3-wire/2-wire/I C
3-wire with automatic transmit/receive function
3-wire/time division UART
2
3-wire/2-wire/I C
3-wire with automatic transmit/receive function
3-wire/UART
UART
3-wire
2
I C bus (supports multi-master)
2
3-wire/2-wire/I C
3-wire with automatic transmit/receive function
2
3-wire/2-wire/I C
3-wire with automatic transmit/receive function
2
3-wire/2-wire/SBI/I
2
3-wire/2-wire/I C
3-wire/time division UART
3-wire
2
3-wire/2-wire/I C
3-wire/UART
C
V
DD
I/O
MIN.
: 1 ch 88 1.8 V
: 1 ch
61
: 1 ch 2.7 V
: 1 ch 88
: 1 ch
: 1 ch
: 1 ch 68 1.8 V
: 1 ch
: 1 ch
: 1 ch 69 2.7 V
: 1 ch
2.0 V
: 1 ch
: 1 ch 51 1.8 V
: 1 ch
: 1 ch
: 1 ch 53
: 1 ch
: 1 ch 2.7 V
: 1 ch
: 1 ch
: 1 ch 57 2.0 V
: 1 ch
: 1 ch
: 1 ch
: 1 ch
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