SH7708 datasheet(451/633 Pages) RENESAS

451 / 633 page

433

Table 16.2

DC Characteristics (Ta

= –20 to 75°C) (cont)

Item

Symbol Min

Type Max

Unit

Remarks

Output

voltage

All output pins

VOH

2.4

—

VCC = 3.0 V,

IOH

= –200 µA

2.0

—

VCC = 3.0 V,

IOH

= –2 mA

VOL

—

0.55

VCC = 3.6 V,

IOL

= 1.6 mA

Pull-up

resistance

Port pins

Rpull

120

Ω

Terminal

capaci-

tance

All pins

—

Notes: 1. Regardless of whether PLL or RTC is used, connect PLLVCC, RTCVCC to VCC, and

PLLGND, RTCGND to GND.

2. With VIH min

= V

CC – 0.5 V, VIL max = 0.5 V, and all output pins unloaded.

Table 16.3

Permissible Output Current Values (VCC = 3.3 ± 0.3 V, Ta = –20 to 75°C)

Item

Symbol

Min

Typ

Max

Unit

Permissible output low current (per pin)

IOL

—

2.0

Permissible output low current (total)

ΣIOL

—

120

Permissible output high current (per pin)

–IOH

—

2.0

Permissible output high current (total)

Σ (–IOH)

—

Note:

To ensure reliability, output current must not exceed the maximum values listed.

16.3

AC Characteristics

Input for the SH7708 Series should, as a rule, be clock synchronous. Keep to the setup and hold

times for each input signal unless otherwise directed.

Table 16.4

LSI Clock Values (Ta

= –20 to 75°C)

Item

Symbol

Min

Typ

Max

Unit

Operating

CPU, cache, TLB

—

MHz

frequency

External bus

—

Peripheral modules

0.25

—

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