7513 datasheet(59/66 Pages) RENESAS

59 / 66 page

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

MITSUBISHI MICROCOMPUTERS

7513 Group

Table 19 A-D converter characteristics

(VCC = 2.7 to 5.5 V, VSS = 0 V, Ta = –20 to 85°C, 4 MHz

≤ f(XIN) ≤ 8 MHz, in middle/high-speed mode unless otherwise noted)

Symbol

Parameter

Limits

Min.

Unit

Typ.

Max.

Test conditions

–

Resolution

Absolute accuracy

(excluding quantization error)

VCC = VREF = 4 V

VCC = VREF = 2.7 V (Note 2)

30.5

Bits

LSB

±2.5

±4.0

(Note 1)

Notes1: When an internal trigger is used in middle-speed mode, it is 34 ms.

2: 4 MHz

≤ f(XIN) ≤ 5.1 MHz in high-speed mode.

µs

f(XIN) = 4 MHz

VREF = 5 V

Conversion time

Ladder resistor

Reference power source input current

–

tCONV

RLADDER

IVREF

Ω

µA

Table 20 D-A converter characteristics

(VCC = 2.7 to 5.5 V, VCC = VREF, VSS = AVSS = 0 V, Ta = –20 to 85°C, in middle/high-speed mode unless otherwise noted)

Symbol

Parameter

Limits

Min.

Unit

Typ.

Max.

Test conditions

–

Resolution

VCC = VREF = 5 V

VCC = VREF = 2.7 V

Bits

µs

Ω

2.5

1.0

2.0

Note: Using one D-A converter, with the value in the D-A conversion register of the other D-A converter being “0016”, and excluding currents flowing through

the A-D resistance ladder.

(Note)

Setting time

Output resistor

–

tsu

6.0

Absolute accuracy

Analog port input current

IIA

IVREF

Reference power source input current

µA

200

5.0

150

0.5

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