Renesas PCA4738L-64A Technical Information PDF herunterladen (Seite 71)

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

3822 Group

MITSUBISHI MICROCOMPUTERS

(VCC = 4.0 to 5.5 V, VSS = 0 V, Ta = –20 to 85 °C, unless otherwise noted)

Notes 1: When the P45/TXD P-channel output disable bit of the UART control register (bit 4 of address 001B16) is “0”.

2: X

OUT and XCOUT pins are excluded.

Serial I/O clock output “H” pulse width

Serial I/O clock output “L” pulse width

Serial I/O output delay time (Note 1)

Serial I/O output valid time (Note 1)

Serial I/O clock output rising time

Serial I/O clock output falling time

CMOS output rising time (Note 2)

CMOS output falling time (Note 2)

140

Symbol Parameter

Limits

Min.

Unit

tC (SCLK)/2–30

–30

Typ. Max.

twH(SCLK)

twL(SCLK)

td(SCLK–TXD)

tv(SCLK–TXD)

tr(SCLK)

tf(SCLK)

tr(CMOS)

tf(CMOS)

(VCC = 2.2 to 4.0 V, VSS = 0 V, Ta = –20 to 85 °C, unless otherwise noted)