Renesas PCA4738L-64A Technical Information PDF herunterladen (Seite 54)

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

MITSUBISHI MICROCOMPUTERS

3825 Group

Table 19. A-D converter characteristics (Standard, One time PROM version)

(

VCC = 4.0 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

–

CONV

RLADDER

IVREF

IIA

Resolution

Absolute accuracy (excluding quantization error)

Conversion time

Ladder resistor

Reference input current

Analog port input current

= V

REF

= 5 V

Bits

LSB

µs

kΩ

µA

f(X

) = 8 MHz

REF

= 5 V

12.5

(Note)

150

±2

100

200

5.0

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

1 2 ... 49 50 51 52 53 54 55 56 57 58 59 ... 72 73

To our customers 1
Renesas Technology Corp 3
Customer Support Dept 3
April 1, 2003 3
To all our customers 3
3825 Group 10
16 to 00FF16 are called the 18
16 to FFFF16 are called the 18
5/TXD pin 33
7/AN7–P60/ 35
IN as the internal clock 35
CC(min.) and 43
16 (high-order byte) and ad 43
CC(min.) 43
RDY output enable bit to 48
XD pin after 48
IN frequency 48
0 of port bock diagram 73

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