Renesas PCA4738L-64A Informações Técnicas descarregar pdf (Página 56)

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

3822 Group

MITSUBISHI MICROCOMPUTERS

(VCC = 2.5 to 5.5 V, Ta = –20 to 85 °C, unless otherwise noted)

5.5

• High-speed mode, VCC = 5 V

f(XIN) = 8 MHz

f(XCIN) = 32.768 kHz

Output transistors “off”

A-D converter in operating

• High-speed mode, VCC = 5 V

f(XIN) = 8 MHz (in WIT state)

f(XCIN) = 32.768 kHz

Output transistors “off”

A-D converter stopped

• Low-speed mode, VCC = 5 V, Ta ≤ 55°C

f(XIN) = stopped

f(XCIN) = 32.768 kHz

Output transistors “off”

• Low-speed mode, VCC = 5 V, Ta = 25°C

f(XIN) = stopped

f(XCIN) = 32.768 kHz (in WIT state)

Output transistors “off”

• Low-speed mode, VCC = 3 V, Ta ≤ 55°C

f(XIN) = stopped

f(XCIN) = 32.768 kHz

Output transistors “off”

• Low-speed mode, VCC = 3 V, Ta = 25°C

f(XIN) = stopped

f(XCIN) = 32.768 kHz (in WIT state)

Output transistors “off”

All oscillation stopped

(in STP state)

Output transistors “off”

Symbol Parameter

Limits

Min.

Unit

Typ. Max.

Ta = 25 °C

Ta = 85 °C

Test conditions

ICC Power source current

6.4

VRAM

RAM retention voltage

At clock stop mode

2.0

1.6

7.0

4.5

0.1

3.2

9.0

1.0

µA

(VCC = 4.0 to 5.5 V, VSS = 0 V, Ta = –20 to 85 °C, 4 MHz ≤ f(XIN) ≤ 8 MHz, middle-/high-speed mode, unless otherwise noted)

Symbol Parameter

Limits

Min.

Unit

Typ. Max.

Test conditions

–

Resolution

Absolute accuracy

(excluding quantization error)

VCC = VREF = 5V

f(XIN) = 8 MHz

VREF = 5 V

Bits

LSB

150

±2

Note: When an internal trigger is used in middle-speed mode, it is 14 µs.

µsConversion time

Ladder resistor

Reference power source input current

–

tCONV

RLADDER

IVREF

kΩ

µA

Analog port input currentIIA

µA

12.5

(Note)

100

200

5.0

Table 19 Electrical characteristics (Standard, One Time PROM version)

Table 20 A-D converter characteristics (Standard, One Time PROM version)

1 2 ... 51 52 53 54 55 56 57 58 59 60 61 ... 81 82

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