HD4048412 Просмотр технического описания (PDF) - Renesas Electronics

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HD4048412

4-Bit Single-Chip Microcomputer

Renesas Electronics 

HD404849 Series

During Transmit Clock Input

Item

Symbol Pin Min Typ Max Unit Test Condition

Transmit clock cycle time

Transmit clock high width

Transmit clock low width

Transmit clock rise time

Transmit clock fall time

Transmit output data delay

time

t Scyc

t SCKH

t SCKL

t SCKr

t SCKf

t DSO

SCK 1.0 —

SCK 0.4 —

SCK 0.4 —

SCK — —

SCK — —

SO — —

—

—

—

100

t cyc

t Scyc

t Scyc

ns

100 ns

300 ns

—

—

—

—

—

Load shown in figure

100

Serial input data setup time tSSI

Serial input data hold time tHSI

Note: 1. Refer to figure 99.

SI 200 — — ns —

SI 200 — — ns —

Note

1

1

1

1

1

1

1

1

OSC1

VCC – 0.3 V

0.3 V

tCPr

1/fCP

tCPH

tCPL

tCPf

Figure 95 External Clock Timing

INT0 to INT3,

EVNB, EVND

0.9VCC

0.1VCC

tIH

tIL

Figure 96 Interrupt Timing

RESET

0.9VCC

0.1VCC

tRSTL

Figure 97 Reset Timing

tRSTr

STOPC

0.9VCC

0.1VCC

tSTPL

Figure 98 STOPC Timing

tSTPr

121

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